# Henan Hongke Heavy Machinery Co., Ltd.

> Official website of Henan Hongke Heavy Machinery Co., Ltd., a professional manufacturer engaged in the R&D, production and sales of heavy mining, drying, calcination, grinding and crushing machinery and equipment. The company has independent factory, complete processing equipment, and its products are exported to many countries worldwide, providing mechanical equipment and turnkey solutions for mineral processing, building materials, metallurgy and chemical industries.

> Basic Site Information
- Website URL: https://www.rotarydryer-hk.com/
- Company Full Name: Henan Hongke Heavy Machinery Co., Ltd.
- Brand: HONGKE / HENANHONGKE MACHINERY
- Establishment & Scale: The company has a long operating history, owns large independent factory space and complete production and processing equipment, and has rich experience in machinery manufacturing.
- Main Business: Manufacturing, sales, customized solutions and after-sales service of heavy industrial machinery for mining, metallurgy, construction materials and chemical industry.

## Full Content Export

- **URL**: https://www.rotarykilnchina.com/llms-full.txt

## Page

- [About Us](https://www.rotarykilnchina.com/about.html): Learn about Hongke's 20+ years of experience in manufacturing rotary kilns, rotary dryers, ball mills and crushing equipment. Factory direct sales, customized mining machinery turnkey solutions worldwide
- [Contact Us](https://www.rotarykilnchina.com/contact.html): Get in touch with Hongke for rotary kiln, rotary dryer, ball mill and crusher quotation & technical support. Available via phone, Email, WhatsApp and Telegram for global customers.
- [Privacy](https://www.rotarykilnchina.com/privacy-policy.html): Read our privacy policy to learn how Hongke collects, uses and protects your personal information when browsing rotary kiln, rotary dryer, ball mill and crusher machinery on our official website.
- [Products](https://www.rotarykilnchina.com/products.html): Hongke supply high-efficiency rotary kiln, rotary drum dryer and ball mill for cement, mineral processing, metallurgy. Custom turnkey production line & global export service available.
- [Cases](https://www.rotarykilnchina.com/cases.html): View our worldwide turnkey project cases of rotary kiln, rotary dryer and ball mill for cement, mineral processing, sludge drying. Projects delivered to Russia, Tanzania and other countries.
- [News](https://www.rotarykilnchina.com/news.html): Check our latest industry news, project cases, equipment technical updates about rotary kiln, rotary dryer, ball mill for mining, cement & mineral processing. Custom machinery export solutions worldwide
- [Solutions](https://www.rotarykilnchina.com/solution.html): Solutions

## News

[News](https://www.rotarykilnchina.com/news/blog) Check our latest industry news, project cases, equipment technical updates about rotary kiln, rotary dryer, ball mill for mining, cement & mineral processing. Custom machinery export solutions worldwide

- [Air Duct Optimization and Product Uniformity Assurance for Magnesium Oxide Rotary Kilns](https://www.rotarykilnchina.com/news/magnesium-oxide-rotary-kiln-air-duct-optimization-product-uniformity.html): How to optimize the air duct of magnesium oxide rotary kilns? How to ensure product uniformity? This article systematically covers key points for stable improvement of magnesium oxide calcination quality – including air duct structural design, air
- [Refractory Lining Damage Forms in Lime Rotary Kilns and Preventive Measures](https://www.rotarykilnchina.com/news/rotary-kiln-lining-damage-causes-prevention.html): Why does the lining of lime rotary kilns fail frequently? This article systematically analyzes common damage forms and causes including thermal shock spalling, alkali salt attack, mechanical stress, and ring formation damage, and provides targeted
- [Guide to Sealing Performance Assurance and Preheater Material Collapse Treatment for Active Lime Rotary Kilns](https://www.rotarykilnchina.com/news/rotary-kiln-sealing-assurance-material-collapse-treatment.html): Poor sealing and preheater material collapse in active lime rotary kilns? This article covers sealing assurance measures including sealing type selection, structural design, material choice, and maintenance management, and analyzes the causes,
- [Refractory Brick Replacement Cycles in Metallurgical Rotary Kilns and the Importance of Kiln Atmosphere Control](https://www.rotarykilnchina.com/news/metallurgical-rotary-kiln-lining-life-atmosphere-management.html): How often should refractory bricks be replaced in metallurgical rotary kilns? Why is kiln atmosphere control critical? This article systematically analyzes refractory brick wear mechanisms and replacement cycle criteria, and introduces the important
- [Airflow Uniformity and Combustion Chamber Design in Zinc Oxide Rotary Kilns](https://www.rotarykilnchina.com/news/zinc-oxide-rotary-kiln-airflow-uniform-distribution-analysis.html): How to achieve uniform airflow distribution in zinc oxide rotary kilns? How to design a more effective combustion chamber? This article systematically analyzes the influence of airflow distribution on zinc volatilization rate and product quality,
- [Chemical Rotary Kiln Shutdown Time Control and Product Purity Assurance](https://www.rotarykilnchina.com/news/chemical-rotary-kiln-continuous-production-quality-control.html): How to reduce shutdown time in chemical rotary kilns? How to ensure product purity? This article systematically covers key measures for continuous production and product purity assurance – including startup/shutdown optimization, temperature
- [Metallurgical Rotary Kiln Shell Structure Design: How to Ensure Strength and Stability](https://www.rotarykilnchina.com/news/metallurgical-rotary-kiln-shell-structure-design.html): How to maintain strength and stability of metallurgical rotary kiln shells under high temperature and heavy loads? This article systematically covers shell structure design essentials including steel plate selection and wall thickness calculation,
- [How to Achieve Consistent Quality in Gypsum Calcination? A Full-Process Analysis from Raw Material Handling to Finished Product Testing](https://www.rotarykilnchina.com/news/gypsum-calcination-consistent-quality-full-process-analysis.html): How to ensure consistent quality in gypsum calcination? This article systematically covers quality control points across the full process – from raw material homogenization, calcination temperature and time control, cooling and aging, to finished
- [Speed Control and Temperature Uniformity Solutions for Bauxite Rotary Kilns](https://www.rotarykilnchina.com/news/bauxite-rotary-kiln-calcination-quality-optimization.html): How to control the rotation speed of bauxite rotary kilns? How to solve uneven temperature distribution inside the kiln? This article systematically analyzes the influence of rotation speed on material residence time and calcination performance, and
- [Guide to Ventilation System Design and Refractory Lining Replacement Assessment for Laterite Nickel Ore Rotary Kilns](https://www.rotarykilnchina.com/news/laterite-nickel-ore-rotary-kiln-ventilation-design-refractory-lining.html): How to scientifically design the ventilation system for laterite nickel ore rotary kilns? When should refractory lining be replaced? This article systematically covers ventilation system design principles and air volume ratio guidelines, and
- [Guide to Preventing Kiln Shell Axial Movement and Controlling Roasting Time in Laterite Nickel Ore Rotary Kilns](https://www.rotarykilnchina.com/news/laterite-nickel-ore-rotary-kiln-shell-stability-process-optimization.html): How to prevent kiln shell axial movement in laterite nickel ore rotary kilns? How to precisely control roasting time? This article systematically analyzes the causes and preventive measures for shell movement, and introduces the influence of
- [Guide to Inclination Angle and Heating Rate Control for Bauxite Rotary Kilns](https://www.rotarykilnchina.com/news/bauxite-rotary-kiln-inclination-angle-heating-rate-control.html): How to control the inclination angle and heating rate of bauxite rotary kilns? This article systematically covers the influence of inclination angle on material residence time, the mechanism of heating rate on bauxite calcination quality, and
- [The Chain Hazards of Poor Sealing in Metallurgical Rotary Kilns and a Systematic Sealing Assurance Solution](https://www.rotarykilnchina.com/news/rotary-kiln-air-leakage-control-sealing-optimization.html): Poor sealing in metallurgical rotary kilns triggers a chain of hazards including air leakage, rising energy consumption, kiln condition fluctuations, and lining damage. This article systematically analyzes the failure mechanism and introduces a
- [Analysis of the Combustion System in Active Lime Rotary Kilns and a Guide to Refractory Brick Repair](https://www.rotarykilnchina.com/news/rotary-kiln-refractory-brick-repair-guide.html): This article systematically analyzes the composition and optimization of the combustion system in active lime rotary kilns, and provides a detailed guide to refractory brick wear assessment, repair processes, and lining maintenance – helping you
- [Key Commissioning Points for Ceramsite Sand Rotary Kilns and Ring Formation Treatment: An Operational Guide](https://www.rotarykilnchina.com/news/ceramsite-sand-rotary-kiln-operation-guide.html): How to commission a ceramsite sand rotary kiln? How to handle kiln ringing? This article systematically covers commissioning tips, temperature and rotation speed control methods, and causes and solutions for kiln ringing – helping you stabilize kiln
- [What to Do When the Atmosphere Inside a Zinc Oxide Rotary Kiln Goes Out of Control or an Unexpected Shutdown Occurs? Two Core Operations Explained at Once](https://www.rotarykilnchina.com/news/zinc-oxide-rotary-kiln-core-operation-tips.html): How to handle atmosphere loss of control or unexpected shutdown in a zinc oxide rotary kiln? This article analyzes the risks linking atmosphere imbalance and emergency shutdown, introducing two core operations – atmosphere regulation and shutdown
- [Unstable Pressure Inside the Metallurgical Rotary Kiln and Frequent Temperature Rise of Support Roller Bearings? Two Core Operations That Must Not Be Neglected](https://www.rotarykilnchina.com/news/metallurgical-rotary-kiln-core-operation-tips.html): Metallurgical rotary kiln experiencing pressure instability and frequent trunnion bearing temperature rise? This article analyzes the root causes linking pressure fluctuation and bearing overheating, introducing two core operational measures –
- [High Energy Consumption and Serious Air Leakage in Ceramsite Sand Rotary Kilns? Sealing Optimization and Waste Heat Recovery Are Key](https://www.rotarykilnchina.com/news/rotary-kiln-sealing-optimization-energy-saving.html): High energy consumption and serious air leakage in ceramsite sand rotary kilns? This article analyzes air leakage causes and energy consumption issues, introducing sealing structure optimization and waste heat recovery technologies to help reduce
- [What Improvements Have Been Made to the New Generation Rotary Kiln? ](https://www.rotarykilnchina.com/news/what-improvements-have-been-made-to-the-new-generation-rotary-kiln.html): What upgrades does the new generation rotary kiln offer compared to traditional equipment? This article covers improvements in sealing structure, combustion system, refractory materials, intelligent control, and energy efficiency – helping you
- [Five Key Functions of Rotary Kiln for Ceramsite Calcination](https://www.rotarykilnchina.com/news/five-key-functions-of-rotary-kiln-for-ceramsite-calcination.html): What are the core functions of rotary kiln for ceramsite calcination? This article covers five key aspects – expansion uniformity, strength enhancement, lightweight & high strength, energy efficiency & environmental protection, and controllable
- [How to Choose the Right Rotary Kiln Specification & Model?](https://www.rotarykilnchina.com/news/how-to-choose-the-specifications-and-models-of-rotary-kiln.html): How to determine rotary kiln specifications and models? This article covers key selection factors including material characteristics, production capacity, calcination temperature, and L/D ratio – helping you scientifically match equipment parameters
- [Lime Rotary Kiln Uneven Flame Concentration – Impacts & Solutions](https://www.rotarykilnchina.com/news/lime-rotary-kiln-uneven-flame-concentration-impacts-solutions.html): Uneven flame concentration in a lime rotary kiln can severely affect calcination quality and output. This article analyzes the impact on lime activity, energy consumption, and equipment operation, and provides adjustment methods. Contact us for more
- [How Much Does Chicken Manure Processing Equipment Cost?](https://www.rotarykilnchina.com/news/how-much-does-chicken-manure-processing-equipment-cost.html): How much does chicken manure processing equipment cost? This article covers price ranges and influencing factors for chicken manure dryers, solid-liquid separators, organic fertilizer production lines, and more – helping you budget wisely and select
- [Five Maintenance & Inspection Methods for Ball Mills](https://www.rotarykilnchina.com/news/five-maintenance-methods-for-ball-mills.html): What are the maintenance and inspection methods for ball mills? This article introduces five approaches including daily inspection, scheduled maintenance, emergency repair, overhaul, and specialized inspection – helping you develop a scientific
- [Key Points to Consider When Purchasing a Ball Mill](https://www.rotarykilnchina.com/news/key-points-to-consider-when-purchasing-a-ball-mill.html): What to look for when purchasing a ball mill? This article covers key selection factors including grinding media, shell material, drive type, production capacity, and manufacturer capability – helping you make a smart procurement decision. Contact
- [What Methods Are Commonly Used for Sludge Drying](https://www.rotarykilnchina.com/news/what-methods-are-commonly-used-for-sludge-drying.html): What are the common methods for sludge drying? This article introduces the advantages and disadvantages of mainstream processes including heat pump drying, steam drying, rotary drying, and fluid bed drying – helping you choose the right sludge
- [Factors Causing Uneven Heating in Rotary Kilns](https://www.rotarykilnchina.com/news/factors-causing-uneven-heating-in-rotary-kilns.html): Rotary kiln experiencing uneven heating? This article analyzes causes from fuel combustion, kiln ventilation, material fill level, refractory wear, and more – helping you quickly identify issues and restore thermal stability. Contact us for
- [How to Choose the Right Calcination Rotary Kiln?](https://www.rotarykilnchina.com/news/how-to-choose-the-right-calcination-rotary-kiln.html): How to select the right calcination rotary kiln? This article covers key selection factors including material characteristics, capacity requirements, heat source configuration, and process design – helping you make informed decisions. Contact us for
- [Rotary Kiln Daily Maintenance Tips](https://www.rotarykilnchina.com/news/rotary-kiln-daily-maintenance-tips.html): How to maintain your rotary kiln on a daily basis? This article shares maintenance tips for riding rings, support rollers, seals, lubrication, and other key components – helping you extend equipment life and reduce unexpected breakdowns. Contact us
- [Practical Measures to Extend Rotary Kiln Service Life](https://www.rotarykilnchina.com/news/practical-measures-to-extend-rotary-kiln-service-life.html): How to extend rotary kiln service life? This article covers practical measures including refractory lining maintenance, support roller adjustment, sealing system care, and operating standards – helping you reduce maintenance costs and improve
- [Small Ball Mill Parameters, Ball Load & Production Process Guide](https://www.rotarykilnchina.com/news/detailed-explanation-of-ball-mill-parameters-ball-loading-volume-and-production-process.html): How to select a small ball mill? What is the optimal ball load? What does the production process look like? This article covers small ball mill technical parameters, ball load calculation methods, and complete production flow – helping you make
- [What is the low efficiency of ball mill beneficiation?](https://www.rotarykilnchina.com/news/what-is-the-low-efficiency-of-ball-mill-beneficiation.html): Ball mill beneficiation efficiency below expectations? This article analyzes causes from grinding media, feed size, classification performance, operating parameters, and more – helping you quickly troubleshoot and restore production capacity.
- [Ball Mill Wear Parts Replacement Guide](https://www.rotarykilnchina.com/news/ball-mill-wear-parts-replacement-guide.html): When to replace ball mill liners, steel balls, bearings and other wear parts? This article covers wear assessment methods and replacement intervals to help you prevent equipment failures and reduce maintenance costs. Contact us for more
- [Rotary Kiln Output Decline? – Cause Analysis & Troubleshooting Tips](https://www.rotarykilnchina.com/news/rotary-kiln-output-decline-cause-analysis-troubleshooting-tips.html): Rotary kiln output dropping? This article analyzes common causes from process, fuel, material, and equipment aspects to help you quickly troubleshoot and restore production. Contact us for technical support
- [How to Reduce Rotary Kiln Fuel Consumption?](https://www.rotarykilnchina.com/news/how-to-reduce-rotary-kiln-fuel-consumption.html): High fuel consumption in rotary kiln? This article shares practical technical tips to reduce coal consumption, including combustion system optimization, waste heat utilization, and operating parameter adjustment to help you save energy and cut costs
- [Best Choice for Fully Automatic Sludge Drying Equipment ?](https://www.rotarykilnchina.com/news/best-choice-for-fully-automatic-sludge-drying-equipment.html): Looking for the best fully automatic sludge drying equipment? Choose Hongke Heavy Industry! Reduces moisture from 80% to 10%-30% in a single pass with optional heat pump/steam/thermal oil heat sources, fully enclosed odor-free design, and fully
- [Key Factors Affecting Ball Mill Product Fineness](https://www.rotarykilnchina.com/news/key-factors-affecting-ball-mill-product-fineness.html): Ball mill product fineness not meeting specifications? This article analyzes influencing factors from grinding media, feed size, shell rotation speed, classifier efficiency, and more – helping you precisely control grinding quality. Contact us for

## 产品百科

[产品百科](https://www.rotarykilnchina.com/news/faq)


## Products

[Products](https://www.rotarykilnchina.com/products/allproduct) We supply high-efficiency rotary kiln, rotary drum dryer and ball mill for cement, mineral processing, metallurgy. Custom turnkey production line & global export service available.


## Calcination Equipment

[Calcination Equipment](https://www.rotarykilnchina.com/products/calcination-equipment) Professional calcination equipment including rotary kiln for cement, lime, mineral calcination. High efficiency, energy-saving design, turnkey production line for global industrial calcination projects

- [Rotary Kiln](https://www.rotarykilnchina.com/products/rotary-kiln.html): Professional rotary kiln manufacturer offering high-capacity durable designs for high-temperature calcination of cement clinker, lime, magnesia, direct reduced iron, laterite nickel ore, and more. Shell features heat-resistant steel plates and
- [Lime Rotary Kiln](https://www.rotarykilnchina.com/products/lime-rotary-kiln.html): Professional lime rotary kiln manufacturer offering high-capacity durable designs for high-temperature calcination of active lime, metallurgical lime, and light-burned dolomite with lime activity 300-400ml, low under-burning/over-burning rate, and
- [Dolomite Rotary Kiln](https://www.rotarykilnchina.com/products/dolomite-rotary-kiln.html): Professional dolomite rotary kiln manufacturer offering high-capacity durable designs for calcining dolomite (CaMg(CO₃)₂) at 900-1100℃ to produce light-burned dolomite (CaO·MgO) with low over-burning rate and stable activity. Product widely used in
- [Reduction Kiln](https://www.rotarykilnchina.com/products/reduction-kiln.html): Professional reduction kiln manufacturer offering high-capacity durable designs for metallization roasting processes including laterite nickel ore roasting & reduction, direct reduction of iron (DRI), ilmenite reduction, and manganese ore reduction.
- [Magnesite Rotary Kiln](https://www.rotarykilnchina.com/products/magnesite-rotary-kiln.html): Professional magnesite rotary kiln manufacturer offering high-capacity durable designs for calcining magnesite (MgCO₃) at 1600-1900℃ to produce sintered magnesia (MgO) with MgO content up to 90%-95%, high bulk density, and excellent refractory
- [Waste Catalyst Rotary Kiln](https://www.rotarykilnchina.com/products/waste-catalyst-rotary-kiln.html): Professional waste catalyst rotary kiln manufacturer offering high-capacity durable designs for roasting, decarburization, and regeneration of spent catalysts (containing precious/heavy metal carriers) from petrochemical and chemical industries.
- [Zinc Oxide Rotary Kiln](https://www.rotarykilnchina.com/products/zinc-oxide-rotary-kiln.html): Professional zinc oxide rotary kiln manufacturer offering high-capacity durable designs for zinc volatilization extraction from zinc-bearing wastes (steel plant dust, EAF dust, zinc leaching residue) and zinc oxide (ZnO) roasting production. Precise

## Drying Equipment

[Drying Equipment](https://www.rotarykilnchina.com/products/drying-equipment) Reliable industrial drying equipment, mainly rotary dryer for ore, coal, sludge, mineral drying. Custom drum dryer with stable performance for global drying projects.

- [Rotary Dryer](https://www.rotarykilnchina.com/products/rotary-dryer.html): High-capacity rotary dryer combining exceptional throughput with heavy-duty durability. Features robust shell and advanced sealing technology for reliable, low-maintenance operation. Ideal for slag, ore, sand, fertilizer, and bulk solids.
- [Sludge Dryer](https://www.rotarykilnchina.com/products/sludge-dryer.html): Professional sludge dryer manufacturer offering high-capacity durable designs for volume reduction and resource utilization drying of municipal sludge, industrial sludge, chemical sludge, and dyeing sludge, reducing moisture content from 80% to
- [Three Cylinder Dryer](https://www.rotarykilnchina.com/products/three-cylinder-dryer.html): Professional three cylinder dryer manufacturer offering high-capacity durable designs for rapid dewatering and drying of slag, river sand, fly ash, coal slime, and other bulk materials. Triple-shell nested structure achieves efficient heat exchange
- [Chicken Manure Dryer](https://www.rotarykilnchina.com/products/chicken-manure-dryer.html): Professional chicken manure dryer manufacturer offering high-capacity durable designs for rapid dewatering, drying, and harmless treatment of fresh chicken manure, duck manure, pig manure, and other livestock/poultry waste. Moisture content can be
- [Lithium Slag Dryer](https://www.rotarykilnchina.com/products/lithium-slag-dryer.html): Professional lithium slag dryer manufacturer offering high-capacity durable designs for dewatering and drying of lithium slag and tailings residue generated in spodumene/lepidolite lithium extraction processes. Moisture content can be reduced from
- [Bentonite Dryer](https://www.rotarykilnchina.com/products/bentonite-dryer.html): Professional bentonite dryer manufacturer offering high-capacity durable designs for dewatering and drying of natural bentonite, sodium bentonite, calcium bentonite, and activated clay. Moisture content can be reduced from 25%-30% to 5%-8%,

## Grinding Equipment

[Grinding Equipment](https://www.rotarykilnchina.com/products/grinding-equipment) High-performance grinding equipment, especially ball mill for ore, cement, mineral processing. Wet and dry grinding solutions, factory direct supply for mining industry.

- [Ball Mill](https://www.rotarykilnchina.com/products/ball-mill.html): High-capacity ball mill combining exceptional throughput with heavy-duty durability. Features robust lining plates and advanced drive technology for reliable, low-maintenance operation. Ideal for ore, cement, coal powder, and chemical materials in
- [Raymond Mill](https://www.rotarykilnchina.com/products/raymond-mill.html): High-capacity Raymond mill combining exceptional throughput with heavy-duty durability. Features multi-layer roller-ring structure with high-efficiency classifier for uniform fineness and low-maintenance operation. Ideal for limestone, barite,
- [Horizontal Ball Mill](https://www.rotarykilnchina.com/products/horizontal-ball-mill.html): Horizontal ball mill is the key equipment for dry or wet grinding in iron ore, lead-zinc ore, copper ore, new building materials, refractory materials, fertilizer, black and non-ferrous metals, quartz sand and glass ceramics. The horizontal ball
- [Wet Ball Mill](https://www.rotarykilnchina.com/products/wet-ball-mill.html): Professional wet ball mill manufacturer offering high-capacity durable designs for iron ore, copper ore, and gold ore grinding in beneficiation processes with water addition. Factory-direct, fast delivery, and overseas installation support. Get a
- [Rod Mill](https://www.rotarykilnchina.com/products/rod-mill.html): Professional rod mill manufacturer offering high-capacity durable designs for fine grinding of metallic and non-metallic ores and artificial sand-making with uniform discharge size, minimal over-grinding, and low energy consumption. Factory-direct,

## Crushing Equipment

[Crushing Equipment](https://www.rotarykilnchina.com/products/crushing-equipment) High-quality crushing equipment including jaw crusher, impact crusher for stone, ore, mineral crushing. Durable crushing machinery for mining and construction industry.

- [Hammer Crusher](https://www.rotarykilnchina.com/products/hammer-crusher.html): Professional hammer crusher manufacturer offering high-capacity durable designs for medium-hard and brittle materials such as limestone, coal, gypsum, and shale in medium-fine crushing with high reduction ratio and uniform discharge. Factory-direct,
- [Jaw Crusher](https://www.rotarykilnchina.com/products/jaw-crusher.html): Professional jaw crusher manufacturer offering high-capacity durable designs for primary crushing of hard materials such as granite, basalt, and iron ore with high reduction ratio, stable operation, and easy maintenance. Factory-direct, fast
- [Impact Crusher](https://www.rotarykilnchina.com/products/impact-crusher.html): Professional impact crusher manufacturer offering high-capacity durable designs for medium-fine crushing of limestone, granite, concrete, asphalt, and other medium-hard materials. Finished product features cubic shape with low needle-flake content,

## Ore Processing

[Ore Processing](https://www.rotarykilnchina.com/products/ore-processing) Complete mineral processing equipment including ball mill, crusher, dryer and supporting machines. Custom turnkey mineral processing plant for various ores.

- [Hematite Magnetic Separator](https://www.rotarykilnchina.com/products/hematite-magnetic-separator.html): Professional hematite magnetic separator manufacturer offering high-capacity durable designs for dry/wet separation of hematite and weakly magnetic minerals with high efficiency and stable operation. Factory-direct, fast delivery, and overseas
- [XJK Flotation Machine](https://www.rotarykilnchina.com/products/xjk-flotation-machine.html): Professional XJK flotation machine manufacturer offering high-capacity durable designs for roughing and scavenging of copper, lead, zinc, nickel, gold, and other non-ferrous metals with high aeration capacity, good mineralization effect, and stable

## Cases

[Cases](https://www.rotarykilnchina.com/cases/projects) View our worldwide turnkey project cases of rotary kiln, rotary dryer and ball mill for cement, mineral processing, sludge drying. Projects delivered to Russia, Tanzania and other countries.


## Calcination EQPT Cases

[Calcination EQPT Cases](https://www.rotarykilnchina.com/cases/calcination-cases) Hongke's rotary kiln calcination case center showcases projects for lime, zinc oxide, lithium ore, dolomite, etc. Custom calcination solutions & technical support.

- [Luoyang Yichuan 200,000m³/y Ceramsite Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/yichuan-ceramsite-rotary-kiln-production-line.html): The 200,000m³/y ceramsite rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Yichuan, Luoyang is now in operation. The equipment is specifically designed for ceramsite calcination from shale, clay, fly ash and
- [Tianjin 200,000t/y Zinc Oxide Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/tianjin-zinc-oxide-rotary-kiln-production-line.html): The 200,000t/y zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for a Tianjin customer is now in operation. The equipment is specifically designed for high-temperature volatilization zinc extraction from zinc-bearing
- [Shaanxi 800t/d Lime Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shaanxi-lime-rotary-kiln-production-line.html): The 800t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shaanxi customer is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime, featuring a
- [Shandong 10,000t/y Lime Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shandong-lime-rotary-kiln-production-line.html): The 10,000t/y lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shandong customer is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime,
- [India Ф1.2×25m Zinc Oxide Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/india-zinc-oxide-rotary-kiln-production-line.html): The Ф1.2×25m zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for an Indian customer is now in operation. The equipment is specifically designed for high-temperature volatilization zinc extraction from zinc-bearing
- [Shandong 100,000m³/y Ceramsite Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shandong-ceramsite-rotary-kiln-production-line.html): The 100,000m³/y ceramsite rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shandong customer is now in operation. The equipment is specifically designed for ceramsite calcination from shale, clay, fly ash and other raw
- [Shanxi Changzhi 1000t/d Lime Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shanxi-large-scale-lime-rotary-kiln-project.html): The 1000t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Changzhi, Shanxi is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime
- [Algeria 10,000t/y Sponge Iron Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/algeria-sponge-iron-production-line.html): The 10,000t/y sponge iron rotary kiln production line constructed by Henan Hongke Heavy Industry for an Algerian customer is now in operation. The equipment is specifically designed for direct reduction of iron ore to produce sponge iron (DRI),
- [Yunnan Fumin County 80t/d Lime Kiln Production Site](https://www.rotarykilnchina.com/cases/yunnan-lime-kiln-production-line.html): The 80t/d lime kiln production line constructed by Henan Hongke Heavy Industry for a customer in Fumin County, Yunnan is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime,
- [Indonesia 300,000m³/y Ceramsite Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/indonesia-ceramsite-rotary-kiln-production-line.html): The 300,000m³/y ceramsite rotary kiln production line constructed by Henan Hongke Heavy Industry for an Indonesian customer is now in operation. The equipment is specifically designed for ceramsite calcination from shale, clay, fly ash and other raw
- [Kaifeng Ф2.5×45m Secondary Zinc Oxide Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/kaifeng-secondary-zinc-oxide-rotary-kiln-production-line.html): The Ф2.5×45m secondary zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Kaifeng is now in operation. The equipment is specifically designed for high-temperature calcination of secondary zinc oxide,
- [Hunan Xiangtan Upper-Lower Double-Layer Soil Remediation Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/hunan-contaminated-soil-thermal-desorption-production-line.html): The upper-lower double-layer soil remediation rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Xiangtan, Hunan is now in operation. The equipment is specifically designed for thermal desorption remediation of
- [Guizhou Tongren Ф2.5×45m Zinc Oxide Rotary Kiln Production Line Delivered](https://www.rotarykilnchina.com/cases/tongren-zinc-oxide-rotary-kiln-production-line-delivered.html): The Ф2.5×45m zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Tongren, Guizhou has been successfully delivered and put into operation. The equipment is specifically designed for high-temperature
- [Bosnia and Herzegovina Dolomite Rotary Kiln Production Line Project Site](https://www.rotarykilnchina.com/cases/bosnia-light-burned-dolomite-calcination-project.html): The dolomite rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Bosnia and Herzegovina is now in operation. The equipment is specifically designed for high-temperature calcination of dolomite to produce
- [Kaifeng Weishi County Molybdenum Ore Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/kaifeng-molybdenum-ore-rotary-kiln-site.html): The molybdenum ore rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Weishi County, Kaifeng is now in operation. The equipment is specifically designed for roasting and oxidation treatment of molybdenum
- [Shandong Qingdao Ф2.8×30m Iron Powder Calcination Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/shandong-iron-powder-calcination-rotary-kiln-site.html): The Ф2.8×30m iron powder calcination rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Qingdao, Shandong is now in operation. The equipment is specifically designed for roasting, oxidation, and reduction of
- [Jiangxi Jiujiang 120t/d Sludge Incineration Rotary Kiln Production Line Commissioned](https://www.rotarykilnchina.com/cases/jiujiang-sludge-incineration-rotary-kiln-project.html): The 120t/d sludge incineration rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Jiujiang, Jiangxi is now in operation. The equipment is specifically designed for high-temperature incineration disposal of
- [Zhejiang Quzhou Ф1×12m Electric Heating Stainless Steel Rotary Kiln Successfully Commissioned ](https://www.rotarykilnchina.com/cases/zhejiang-electric-heating-rotary-kiln-production-line.html): The Ф1×12m electric heating stainless steel rotary kiln constructed by Henan Hongke Heavy Industry for a customer in Quzhou, Zhejiang has successfully passed its trial run. The drum is made of stainless steel, specifically designed for electric
- [Hunan Xiangtan Ф1.2×22m Waste Battery Recycling Electric Heating Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/hunan-lithium-battery-recycling-rotary-kiln-production-line.html): The Ф1.2×22m waste battery recycling electric heating rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Xiangtan, Hunan is now in operation. The equipment is specifically designed for roasting treatment of
- [Jiangxi Ganzhou Ф3×36m Non-Ferrous Metal Smelting Rotary Kiln Production Line Installation Completed](https://www.rotarykilnchina.com/cases/jiangxi-non-ferrous-metal-rotary-kiln-production-line.html): The Ф3×36m non-ferrous metal smelting rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Ganzhou, Jiangxi has been successfully installed. The equipment is specifically designed for roasting, oxidation, and
- [Fujian Longyan 200m³/d Ceramsite Rotary Kiln Installation Site](https://www.rotarykilnchina.com/cases/fujian-ceramsite-rotary-kiln-production-line.html): The 200m³/d ceramsite rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Longyan, Fujian is currently being installed on site. The equipment is specifically designed for ceramsite calcination from shale, clay,
- [Liaoning Fushun Ф1.8×35m Sludge Treatment Rotary Kiln in Stable Operation](https://www.rotarykilnchina.com/cases/liaoning-sludge-incineration-rotary-kiln.html): The Ф1.8×35m sludge treatment rotary kiln constructed by Henan Hongke Heavy Industry for a customer in Fushun, Liaoning is now in stable operation. The equipment is specifically designed for high-temperature incineration disposal of
- [Liaoning Magnesia Calcination Rotary Kiln Successfully Installed](https://www.rotarykilnchina.com/cases/liaoning-magnesia-rotary-kiln-operation.html): The magnesia calcination rotary kiln constructed by Henan Hongke Heavy Industry for a Liaoning customer has been successfully installed and commissioned. The equipment is specifically designed for high-temperature calcination of magnesite/magnesium
- [Shandong Ф2.2×45m Molybdenum Ore Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shandong-molybdenum-concentrate-roasting-line.html): The Ф2.2×45m molybdenum ore rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shandong customer is now in operation. The equipment is specifically designed for roasting and oxidation treatment of molybdenum
- [Jiangxi Ф1.8×40m Lime Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/jiangxi-lime-rotary-kiln-production-line.html): The Ф1.8×40m lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a Jiangxi customer is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime, featuring
- [Sichuan Nanchong Clay Ceramsite Rotary Kiln Production Line ](https://www.rotarykilnchina.com/cases/sichuan-clay-ceramsite-rotary-kiln-production-line.html): The clay ceramsite rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Nanchong, Sichuan is now in operation. The equipment is specifically designed for high-temperature calcination of clay ceramsite, with
- [Ningxia Shizuishan Ф2.5×45m Catalyst Rotary Kiln Site](https://www.rotarykilnchina.com/cases/ningxia-customer-catalyst-rotary-kiln-site.html): The Ф2.5×45m catalyst rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Shizuishan, Ningxia is now in operation. The equipment is specifically designed for calcination, activation, and regeneration of catalyst
- [Shanxi Heshun County 300t/d Lime Rotary Kiln Site](https://www.rotarykilnchina.com/cases/shanxi-customer-lime-rotary-kiln-site.html): The 300t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Heshun County, Shanxi is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical
- [Kaifeng 2.2×45m Catalyst Rotary Kiln Trial Run Success](https://www.rotarykilnchina.com/cases/kaifeng-customer-catalyst-rotary-kiln-test-successfully.html): The 2.2×45m catalyst rotary kiln constructed by Henan Hongke Heavy Industry for a Kaifeng customer has successfully passed its trial run. The equipment is specifically designed for calcination, activation, and regeneration of catalyst carriers in
- [Hubei Ф2.5×55m Catalyst Rotary Kiln Trial Run Success](https://www.rotarykilnchina.com/cases/hubei-customer-catalyst-rotary-kiln-successfully-tested.html): The Ф2.5×55m catalyst rotary kiln constructed by Henan Hongke Heavy Industry for a Hubei customer has successfully passed its trial run. The equipment is specifically designed for calcination, activation, and regeneration of catalyst carriers in
- [Tianjin Ф3.2×60m Secondary Zinc Oxide Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/secondary-zinc-oxide-rotary-kiln-production-line.html): The Ф3.2×60m secondary zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for a Tianjin customer is now in operation. The equipment is specifically designed for high-temperature calcination of secondary zinc oxide,
- [Liaoning Yingkou Titanium Dioxide Calcination Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/titanium-dioxide-roasting-rotary-kiln-production-line-site.html): The titanium dioxide calcination rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Yingkou, Liaoning is now in operation. The equipment is specifically designed for high-temperature calcination of metatitanic
- [Guangdong Qingyuan 300t/d Lime Kiln Site](https://www.rotarykilnchina.com/cases/guangdong-customer-lime-kiln-site.html): The 300t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Qingyuan, Guangdong is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical
- [Ningxia Yinchuan 400t/d Lime Kiln Site](https://www.rotarykilnchina.com/cases/ningxia-yinchuan-lime-kiln-site.html): The 400t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Yinchuan, Ningxia is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime
- [Shandong Ф3×60m Phosphorus-Containing Sludge Calcination Rotary Kiln Successfully Ignited](https://www.rotarykilnchina.com/cases/the-sludge-rotary-kiln-was-successfully-ignited.html): The Ф3×60m phosphorus-containing sludge calcination rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shandong customer has been successfully ignited and commissioned. The equipment is specifically designed for
- [Chongqing ∅1.6×36m Aluminum Ash Rotary Kiln Installation Site](https://www.rotarykilnchina.com/cases/aluminum-ash-rotary-kiln-installation-site.html): The ∅1.6×36m aluminum ash rotary kiln supplied by Henan Hongke Heavy Industry to a Chongqing customer is currently being installed on site. The equipment is specifically designed for high-temperature calcination of aluminum ash/secondary aluminum
- [Zhejiang Jiaxing Haining Ф2.5×60m Calcium Fluoride Rotary Kiln Site](https://www.rotarykilnchina.com/cases/site-of-calcium-fluoride-rotary-kiln-in-haining-jiaxing-zhejiang.html): The Ф2.5×60m calcium fluoride rotary kiln production line constructed by Henan Hongke Heavy Industry for a Haining, Zhejiang customer is now in operation. The equipment is specifically designed for high-temperature calcination of calcium fluoride,
- [Sichuan Ф2.2×45m Water-Based Drill Cuttings Rotary Kiln Shipping Site](https://www.rotarykilnchina.com/cases/delivery-of-water-based-debris-rotary-kiln.html): The Ф2.2×45m water-based drill cuttings rotary kiln manufactured by Henan Hongke Heavy Industry for a Sichuan customer has been loaded and shipped. The equipment is specifically designed for harmless treatment and resource utilization of water-based
- [Hubei Ф2.2×45m Catalyst Rotary Kiln Put into Operation ](https://www.rotarykilnchina.com/cases/catalyst-rotary-kiln-production-site.html): The Ф2.2×45m catalyst rotary kiln manufactured by Henan Hongke Heavy Industry for a Hubei customer has been delivered and officially put into operation. The equipment is specifically designed for calcination, activation, and regeneration of catalyst
- [Inner Mongolia Ф3.0×60m Dolomite Rotary Kiln Shipping ](https://www.rotarykilnchina.com/cases/inner-mongolia-dolomite-rotary-kiln-shipping.html): The Ф3.0×60m dolomite rotary kiln manufactured by Henan Hongke Heavy Industry for an Inner Mongolia customer has been loaded and shipped. The equipment is specifically designed for high-temperature calcination of dolomite to produce light-burned
- [Yunnan Ф2.0×50m 100t/d Lime Rotary Kiln Site](https://www.rotarykilnchina.com/cases/yunnan-customer-lime-rotary-kiln-site.html): The Ф2.0×50m 100t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a Yunnan customer is now in operation. The equipment is specifically designed for high-temperature calcination of active lime/metallurgical lime,
- [Mongolia 50t/d Ф3.0×60m Lime Rotary Kiln Site](https://www.rotarykilnchina.com/cases/mongolia-lime-rotary-kiln-site.html): The Ф3.0×60m 50t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Mongolia is now in operation. The equipment is specifically designed for high-temperature calcination of active lime, featuring a
- [Jiangxi Ф3.5×50m Sludge Incineration Rotary Kiln Site](https://www.rotarykilnchina.com/cases/jiangxi-sludge-incineration-rotary-kiln-site.html): The Ф3.5×50m sludge incineration rotary kiln production line constructed by Henan Hongke Heavy Industry for a Jiangxi customer is now in operation. The equipment is specifically designed for high-temperature incineration of municipal/industrial
- [India Ф2.5×60m 150t/d Quartz Sand Rotary Kiln Site](https://www.rotarykilnchina.com/cases/india-quartz-sand-rotary-kiln-site.html): The Ф2.5×60m 150t/d quartz sand rotary kiln production line constructed by Henan Hongke Heavy Industry for an Indian customer is now in operation. The equipment is specifically designed for high-temperature calcination and purification of quartz
- [Shandong Ф800×12m Gold Ore Electromagnetic Heating Rotary Kiln Shipping](https://www.rotarykilnchina.com/cases/shandong-gold-ore-electromagnetic-heating-rotary-kiln-shipping.html): The Ф800×12m gold ore electromagnetic heating rotary kiln manufactured by Henan Hongke Heavy Industry for a Shandong customer has been loaded and shipped. The equipment is specifically designed for desulfurization, dearsenification, and locked-gold
- [Ningxia Ф3.5×75m 400t/d Lime Rotary Kiln Installation Site](https://www.rotarykilnchina.com/cases/ningxia-lime-rotary-kiln-installation-site.html): The Ф3.5×75m 400t/d lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a Ningxia customer is now in the installation phase. The equipment is specifically designed for high-temperature calcination of active
- [India Ф3.5×50m 20,000t/y Hematite Rotary Kiln Shipping](https://www.rotarykilnchina.com/cases/real-shot-of-rotary-kiln-loading.html): The Ф3.5×50m 20,000t/y hematite rotary kiln manufactured by Henan Hongke Heavy Industry for an Indian customer has been loaded and shipped. The equipment is specifically designed for high-temperature calcination and reduction of hematite, featuring
- [Russia Ф1.8×35m 30t/h Sludge Calcination Rotary Kiln Shipping](https://www.rotarykilnchina.com/cases/russia-sludge-calcination-rotary-kiln-shipping.html): The Ф1.8×35m 30t/h sludge calcination rotary kiln manufactured by Henan Hongke Heavy Industry for a Russian customer has been loaded and shipped. The equipment is specifically designed for high-temperature calcination treatment of
- [Shaanxi Jingyang 300t/d Coal Gangue Rotary Kiln Production Line ](https://www.rotarykilnchina.com/cases/shaanxi-jingyang-coal-gangue-rotary-kiln-production-line.html): The 300t/d coal gangue rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Jingyang, Shaanxi is now in operation. The equipment is specifically designed for high-temperature calcination of coal gangue, achieving
- [Gansu 6,000t/y Zinc Oxide Rotary Kiln](https://www.rotarykilnchina.com/cases/zinc-oxide-rotary-kiln-customized-by-gansu-customers.html): The 6,000t/y zinc oxide rotary kiln production line constructed by Henan Hongke Heavy Industry for a Gansu customer is now in operation. The equipment is specifically designed for high-temperature volatilization zinc extraction from zinc-bearing
- [Korla, Xinjiang 3×60m Environmental Lime Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/xinjiang-korla-environmentally-friendly-lime-rotary-kiln-production-line.html): The 3×60m environmental lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in Korla, Xinjiang is now in operation. The equipment is specifically designed for high-temperature calcination of limestone to
- [Jiangxi De'an 8,000t/y Lime Rotary Kiln Production Line Site](https://www.rotarykilnchina.com/cases/jiangxi-lime-rotary-kiln-production-line-site.html): The 8,000t/y lime rotary kiln production line constructed by Henan Hongke Heavy Industry for a customer in De'an County, Jiangxi is now in operation. The equipment is specifically designed for high-temperature calcination of limestone to produce
- [Mianchi 10,000t/y Shale Ceramsite Sand Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/mianchi-shale-ceramsite-sand-rotary-kiln-production-line.html): The 10,000t/y shale ceramsite sand rotary kiln production line constructed by Henan Hongke Heavy Industry for a Mianchi customer is now in operation. The equipment is specifically designed for shale ceramsite sand calcination, with products used in
- [Shanxi Magnesium Metal Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/shanxi-magnesium-metal-rotary-kiln-production-line.html): The magnesium metal rotary kiln production line constructed by Henan Hongke Heavy Industry for a Shanxi customer is now in operation. The equipment is specifically designed for high-temperature calcination of dolomite and magnesium metal reduction
- [Tianjin 1.2×24m Zinc Oxide Rotary Kiln Installation Site](https://www.rotarykilnchina.com/cases/zinc-oxide-rotary-kiln-installation-site.html): The 1.2×24m zinc oxide rotary kiln supplied by Henan Hongke Heavy Industry to a Tianjin customer is currently being installed on site. The equipment is specifically designed for high-temperature volatilization zinc extraction from zinc-bearing
- [Hebei 1.6×8m Rotary Kiln Steel Slag Calcination Production Line](https://www.rotarykilnchina.com/cases/rotary-kiln-steel-slag-calcination-production-line.html): The 1.6×8m rotary kiln steel slag calcination production line constructed by Henan Hongke Heavy Industry for a Hebei customer is now in operation. The equipment is used for high-temperature calcination treatment of steel slag, achieving resource
- [Philippines Environmental-Friendly Lime Rotary Kiln Installation Site](https://www.rotarykilnchina.com/cases/philippines-environmental-friendly-lime-rotary-kiln-installation-site.html): The environmental-friendly lime rotary kiln supplied by Henan Hongke Heavy Industry for a Philippines customer is currently being installed on site. Featuring energy-saving and eco-friendly design with low emissions and high thermal efficiency, it
- [Pakistani Customer Visits Cement Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/pakistani-customer-visits-cement-rotary-kiln-production-line.html): A delegation of Pakistani customers visited Henan Hongke Heavy Industry for an on-site inspection of the cement rotary kiln production line, gaining in-depth understanding of the manufacturing process and production capacity. The customers spoke
- [Indian Customer Visits for Cement Rotary Kiln Cooperation](https://www.rotarykilnchina.com/cases/indian-customer-visits-for-cement-rotary-kiln-cooperation.html): A delegation of Indian customers visited Henan Hongke Heavy Industry for in-depth discussions on a cement rotary kiln project. Both parties exchanged views on technical specifications, capacity requirements, delivery timelines, and other details.
- [180 TPD Zinc Oxide Rotary Kiln for Indonesia ](https://www.rotarykilnchina.com/cases/zinc-oxide-rotary-kiln-for-indonesia.html): Henan Hongke Heavy Industry custom-designed a 180tpd zinc oxide rotary kiln for an Indonesian customer, specifically for zinc volatilization extraction from steel plant dust, EAF dust, and other zinc-bearing wastes, as well as zinc oxide roasting
- [Iranian Customer Visits Rotary Kiln Project](https://www.rotarykilnchina.com/cases/iranian-customers-visit-rotary-kiln-project.html): A delegation of Iranian customers visited Henan Hongke Heavy Industry to inspect the rotary kiln project, gaining in-depth understanding of our production processes and product performance. The customers spoke highly of our technical capabilities
- [Algeria 200 TPD of Sponge Iron Rotary Kiln Production Line](https://www.rotarykilnchina.com/cases/algerian-sponge-iron-rotary-kiln-production-line.html): This paper introduces the project of 200 tons of sponge iron rotary kiln production line in Algeria built by Henan Hongke Heavy Industry Co., Ltd., including process flow, core equipment configuration and project implementation, so as to provide
- [Pakistan Iron Oxide Rotary Kiln Customer Case Site](https://www.rotarykilnchina.com/cases/pakistan-iron-oxide-rotary-kiln-customer-case-site.html): Henan Hongke Heavy Industry 's iron oxide rotary kiln customer project in Pakistan.
- [3.2×60m Zinc Suboxide Rotary Kiln Delivery Case in Tianjin](https://www.rotarykilnchina.com/cases/zinc-suboxide-rotary-kiln-delivery-case-in-tianjin.html): Hongke completed the delivery of 3.2×60m zinc suboxide rotary kiln for Tianjin metallurgical project. Suitable for zinc suboxide calcination and secondary zinc recycling with stable performance and high recovery rate
- [Bangladesh Customer Ordered Cement Rotary Kiln](https://www.rotarykilnchina.com/cases/bangladesh-customer-ordered-cement-rotary-kiln.html): Hongke received a new order of cement rotary kiln from Nigeria client. Optimized for local cement production, the energy-saving kiln ensures stable clinker quality and high output for West African cement projects
- [Uzbekistan Customer Ordered Cement Production Line](https://www.rotarykilnchina.com/cases/uzbekistan-customer-ordered-cement-production-line.html): Hongke won a new order of complete cement production line from Uzbekistan. Customized high-efficiency and energy-saving cement production solution for local building material projects.
- [Sichuan Clay Ceramsite Production Line Equipment Delivery](https://www.rotarykilnchina.com/cases/sichuan-clay-ceramsite-production-line-equipment-delivery.html): Henan Hongke Heavy Industry Sichuan clay ceramsite production line equipment delivery site. The equipment includes a full set of ceramsite production equipment such as a biaxial mixer, a roller granulator, a plug-in rotary kiln, and a cooler, which
- [Zibo 2.8 * 60 Meters Rotary Kiln Whole Set of Equipment Delivery Site](https://www.rotarykilnchina.com/cases/rotary-kiln-whole-set-of-equipment-delivery-site.html): Henan Hongke Heavy Industry Zibo 2.8 × 60 m rotary kiln complete equipment delivery site. The equipment is used for calcination of various materials. It has outstanding structural advantages and stable and reliable operation. It is welcome to
- [Send to Algeria Sponge Iron Rotary Kiln 3.5 * 60 Meters Loading Site](https://www.rotarykilnchina.com/cases/sponge-iron-rotary-kiln-loading-site-to-algeria.html): Henan Hongke Heavy Industry is sent to the loading site of 3.5 × 60 m sponge iron rotary kiln in Algeria. The equipment is used for direct reduction of iron ore to produce sponge iron. It has reliable structure and stable operation. Welcome to

## Drying EQPT Cases

[Drying EQPT Cases](https://www.rotarykilnchina.com/cases/drying-cases) Browse global completed rotary dryer installation projects & customer success cases for mineral, sand, coal drying. Custom dryer solution references from Hongke.

- [Sichuan 3.2×30m Ferrous Sulfate Dryer Production Line](https://www.rotarykilnchina.com/cases/sichuan-ferrous-sulfate-dryer-production-line.html): The 3.2×30m ferrous sulfate dryer production line constructed by Henan Hongke Heavy Industry for a Sichuan customer is now in operation. The equipment is specifically designed for dewatering and drying of ferrous sulfate, effectively reducing
- [Russia Ф1.8×12m Gypsum Electromagnetic Heating Dryer Shipping](https://www.rotarykilnchina.com/cases/russia-gypsum-electromagnetic-heating-dryer-shipping.html): The Ф1.8×12m gypsum electromagnetic heating dryer manufactured by Henan Hongke Heavy Industry for a Russian customer has been loaded and shipped. The equipment adopts electromagnetic heating technology, specifically designed for efficient dewatering
- [Shandong Ф2.0×20m Sludge Dryer Production Line Successfully Commissioned ](https://www.rotarykilnchina.com/cases/shandong-sludge-dryer-production-line-commissioned.html): The Ф2.0×20m sludge dryer production line constructed by Henan Hongke Heavy Industry for a Shandong customer has been successfully commissioned. The equipment is specifically designed for dewatering and drying of municipal/industrial sludge,
- [Russia Ф2.2×4m Sand Dryer Successfully Installed](https://www.rotarykilnchina.com/cases/russia-sand-dryer-installation-commissioning.html): The Ф2.2×4m sand dryer constructed by Henan Hongke Heavy Industry for a Russian customer has been successfully installed and commissioned. The equipment is specifically designed for efficient dewatering and drying of river sand, quartz sand,
- [Gansu Jinchang Two Sets of Ф3.2×30m Ferric Sulfate Dryer Production Lines](https://www.rotarykilnchina.com/cases/jinchang-two-ferric-sulfate-dryer-production-lines.html): Two sets of Ф3.2×30m ferric sulfate dryer production lines constructed by Henan Hongke Heavy Industry for a customer in Jinchang, Gansu are now in operation. The equipment is specifically designed for efficient dewatering and drying of ferric
- [Anhui Chizhou Ф2.8×17.5m Alumina Stainless Steel Dryer Site](https://www.rotarykilnchina.com/cases/chizhou-alumina-stainless-steel-dryer.html): The Ф2.8×17.5m alumina stainless steel dryer constructed by Henan Hongke Heavy Industry for a customer in Chizhou, Anhui is now in operation. The drum features stainless steel construction for corrosion resistance and contamination prevention,
- [Gansu Jinchang Ф3.2×30m Ferrous Sulfate Dryer Site](https://www.rotarykilnchina.com/cases/gansu-ferrous-sulfate-drying-line.html): The Ф3.2×30m ferrous sulfate dryer constructed by Henan Hongke Heavy Industry for a customer in Jinchang, Gansu is now in operation. The equipment is specifically designed for efficient dewatering and drying of ferrous sulfate/by-product ferrous
- [Linyi, Shandong 1.2×10m External Insulation Dryer Shipping ](https://www.rotarykilnchina.com/cases/external-insulation-dryer-shipping.html): The 1.2×10m external insulation dryer manufactured by Henan Hongke Heavy Industry for a Linyi customer has been loaded and shipped. The drum features an added external insulation layer for higher thermal efficiency and significant energy savings,
- [Hubei 1.2×10m Chemical Sludge Dryer Production Line](https://www.rotarykilnchina.com/cases/chemical-sludge-dryer-production-line.html): The 1.2×10m chemical sludge dryer production line constructed by Henan Hongke Heavy Industry for a customer in Hubei is now in operation. The equipment is specifically designed for dewatering and drying of chemical sludge, effectively reducing
- [Φ1.2×10m External Insulation Dryer Shipping to Linyi, Shandong](https://www.rotarykilnchina.com/cases/1-2-10m-external-insulation-dryer-shipping-to-linyi-shandong.html): Φ1.2×10m external insulation dryer manufactured by Henan Hongke Heavy Industry being shipped to Linyi, Shandong. The shell features added external insulation layer to reduce heat loss, achieving higher thermal efficiency and significant energy
- [Pakistan Cow Manure Dryer Shipping Scene](https://www.rotarykilnchina.com/cases/pakistan-cow-manure-dryer-shipping-scene.html): Cow manure dryer ordered by Pakistan customer completed production and shipped. The equipment adopts rotary drum drying technology for dewatering and drying of cow manure, chicken manure, pig manure and other livestock waste for organic fertilizer
- [Two Sets of φ1000 × 7 M Chicken Manure Dryers Were Sent to Laos for Loading](https://www.rotarykilnchina.com/cases/chicken-manure-dryer-loading-site-sent-to-laos.html): Henan Hongke Heavy Industry Co., Ltd. sent to Laos two sets of Φ1000 × 7 m chicken manure dryer loading site. The equipment is equipped with a lifting plate and a stirring and dispersing system, which has high drying efficiency and uniform materials
- [1.2 × 16 Electromagnetic Heating Dryer Loading Site](https://www.rotarykilnchina.com/cases/electromagnetic-heating-dryer-loading-site.html): Henan Hongke Heavy Industry 1.2 × 16 meters electromagnetic heating dryer loading site. The equipment adopts electromagnetic heating technology, which has high thermal efficiency, uniform drying, energy saving and environmental protection, and is

## Grinding EQPT Cases

[Grinding EQPT Cases](https://www.rotarykilnchina.com/cases/grinding-cases) Check global completed installation projects of grinding mill equipment including ball mill, Raymond mill & vertical mill. Real site operation cases & customized mineral grinding solutions from Hongke factory

- [Russia Ф3×16m Cement Ball Mill Project Site](https://www.rotarykilnchina.com/cases/russia-cement-ball-mill-project-site.html): The Ф3×16m cement ball mill production line constructed by Henan Hongke Heavy Industry for a Russian customer is now in operation. The equipment is specifically designed for grinding of cement clinker and mixed materials, featuring large processing
- [Zhengzhou Airport Zone Ф1.5×3m Catalyst Ball Mill Installation Completed](https://www.rotarykilnchina.com/cases/zhengzhou-catalyst-ball-mill-installation.html): The Ф1.5×3m catalyst ball mill supplied by Henan Hongke Heavy Industry to a customer in Zhengzhou Airport Zone has been successfully installed. The equipment is specifically designed for fine grinding of catalyst carriers in petroleum/chemical
- [Kaifeng Weishi Ф1.2×5m Ball Mill Equipment Acceptance Passed](https://www.rotarykilnchina.com/cases/kaifeng-weishi-ball-mill-acceptance.html): The Ф1.2×5m ball mill supplied by Henan Hongke Heavy Industry to a customer in Weishi, Kaifeng has successfully passed on-site acceptance. The equipment is specifically designed for material grinding in laboratories/small-scale production lines,
- [Inner Mongolia Ф2.2×7m 20t/h Steel Slag Ball Mill Shipping](https://www.rotarykilnchina.com/cases/inner-mongolia-steel-slag-ball-mill-shipping.html): The Ф2.2×7m 20t/h steel slag ball mill manufactured by Henan Hongke Heavy Industry for an Inner Mongolia customer has been loaded and shipped. The equipment is specifically designed for steel slag grinding, effectively achieving resource utilization
- [Φ1.5×4.5m Ball Mill Shipping to Hunan](https://www.rotarykilnchina.com/cases/ball-mill-shipping-to-hunan.html): Φ1.5×4.5m ball mill manufactured by Henan Hongke Heavy Industry being shipped to Hunan customer site for grinding ore, cement, slag and other materials with high capacity and stable operation. Contact us for orders
- [Ball Mill Shipping to Sichuan](https://www.rotarykilnchina.com/cases/ball-mill-shipping-to-sichuan.html): Ball mill manufactured by Henan Hongke Heavy Industry being shipped to Sichuan customer site for grinding ore, cement, slag and other materials with high capacity and stable operation. Contact us for orders
- [Φ1.5×7m Ceramic Ball Mill Shipping Site](https://www.rotarykilnchina.com/cases/ceramic-ball-mill-shipping-site.html): Φ1.5×7m ceramic ball mill manufactured by Henan Hongke Heavy Industry being shipped to customer site. Specifically designed for fine grinding of ceramic raw materials, glazes, feldspar, quartz and other materials. Liners and grinding media are made
- [2.7 × 4.5 M Wind Sweep Mill Shipped to Algeria](https://www.rotarykilnchina.com/cases/wind-sweeper-shipped-to-algeria.html): Henan Hongke Heavy Industry 2.7 × 4.5 meters wind swept mill sent to Algeria. The equipment integrates fine grinding and hot air drying. It is suitable for high humidity materials and is widely used in cement, chemical and metallurgical industries.

## Crushing EQPT Cases

[Crushing EQPT Cases](https://www.rotarykilnchina.com/cases/crushing-cases) View global finished crushing plant installation cases of jaw crusher, cone crusher, impact crusher. Custom stone crushing solutions & on-site running projects from Hongke factory.

- [Vertical Shaft Sand Crusher Shipping to Philippines](https://www.rotarykilnchina.com/cases/vertical-shaft-sand-crusher-shipping-to-philippines.html): Vertical shaft sand crusher manufactured by Henan Hongke Heavy Industry being shipped to Philippines customer site for sand-making from limestone, granite, river pebble and other materials with good particle shape and well-graded product. Contact us

## Ore Processing Case

[Ore Processing Case](https://www.rotarykilnchina.com/cases/ore-processing-case) Global completed mineral processing plant cases for iron ore, gold, copper ore. Full set beneficiation line installation projects with site photos from Hongke manufacturer.

- [Vietnam 200t/d Beneficiation Ball Mill Shipping Site](https://www.rotarykilnchina.com/cases/vietnam-beneficiation-ball-mill-shipping-site.html): The 200t/d beneficiation ball mill manufactured by Henan Hongke Heavy Industry for a Vietnam customer has been loaded and shipped. The equipment is specifically designed for non-ferrous/ferrous metal ore grinding with large processing capacity and
- [3R3016 Ultrafine Powder Grinding System Shipping to Inner Mongolia](https://www.rotarykilnchina.com/cases/3r3016-ultrafine-powder-grinding-system-shipping-to-inner-mongolia.html): 3R3016 ultrafine powder grinding system manufactured by Henan Hongke Heavy Industry being shipped to Inner Mongolia customer site. Complete system includes Raymond mill main unit, classifier, blower, piping system and more, specifically for
- [Φ1.5×4.5m Lime Ball Mill Loading Site for Kosovo](https://www.rotarykilnchina.com/cases/lime-ball-mill-loading-site-for-kosovo.html): Φ1.5×4.5m lime ball mill manufactured by Henan Hongke Heavy Industry being loaded for shipment to Kosovo customer site. Specifically designed for grinding of limestone, quicklime and hydrated lime with uniform fineness and high output. Contact us
- [3R3016 Raymond Mill Shipping to Hubei](https://www.rotarykilnchina.com/cases/raymond-mill-shipping-to-hubei.html): 3R3016 Raymond mill manufactured by Henan Hongke Heavy Industry being shipped to Hubei customer site for grinding of limestone, barite, gypsum, calcite and other non-metallic minerals with adjustable fineness 80-600 mesh, high output and low energy

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## Solutions

[Solutions](https://www.rotarykilnchina.com/solution/solutions) Explore our full range of solutions for rotary kilns, dryers, ball mills and other industrial machinery. Customized services for manufacturers and processing plants.

- [Complete Guide to Direct Reduced Iron (DRI/HBI) Production: From Ore to High-Purity Steelmaking Raw Material](https://www.rotarykilnchina.com/solution/complete-guide-to-direct-reduced-iron-dri-hbi-production-from-ore-to-high-purity-steelmaking-raw-mat.html): This comprehensive guide covers direct reduced iron (DRI) rotary kiln production process, including raw material requirements, reduction mechanism, rotary kiln selection and configuration, process flow, and hot briquetted iron (HBI) preparation –
- [Complete Guide to Ball Mill Selection & Application – Selection Tips, Process Matching & Case Analysis](https://www.rotarykilnchina.com/solution/complete-guide-to-ball-mill-selection-application-selection-tips-process-matching-case-analysis.html): This comprehensive guide covers ball mill selection process, application range, dry/wet process selection, liner and grinding media matching, equipment configuration, and typical application scenarios – helping you make informed decisions and
- [Rotary Kiln Selection & Procurement Guide: How to Find a Truly Trustworthy Partner](https://www.rotarykilnchina.com/solution/complete-guide-to-rotary-kiln-selection-procurement-how-to-choose-a-truly-trustworthy-manufacturer.html): This comprehensive guide covers key aspects of rotary kiln selection and procurement – from manufacturer screening and factory inspection to qualification verification, case evaluation, and after-sales service – helping you avoid procurement risks
- [Complete Guide to Ceramsite Rotary Kilns: Calcination Process, Suitable Materials, Equipment Configuration & Selection](https://www.rotarykilnchina.com/solution/complete-guide-to-ceramsite-rotary-kilns-calcination-process-suitable-materials-equipment-configurat.html): This comprehensive guide covers ceramsite rotary kiln calcination process principles, suitable material applications, core equipment configuration, and scientific selection methods for producing lightweight aggregate ceramsite sand from shale, clay,
- [Complete Guide to Zinc Oxide Rotary Kilns: Calcination Process, Suitable Materials, Equipment Configuration & Selection](https://www.rotarykilnchina.com/solution/complete-guide-to-zinc-oxide-rotary-kilns-calcination-process-suitable-materials-equipment-configura.html): This comprehensive guide covers zinc oxide rotary kiln calcination process principles, suitable material applications, core equipment configuration, and scientific selection methods for zinc-bearing waste extraction and zinc oxide roasting
- [Complete Guide to Lime Rotary Kilns: Calcination Process, Equipment Configuration & Selection](https://www.rotarykilnchina.com/solution/complete-guide-to-lime-rotary-kilns-calcination-process-equipment-configuration-selection.html): This comprehensive guide covers lime rotary kiln calcination process principles, core equipment configuration, and scientific selection methods for active lime, metallurgical lime, and light-burned dolomite production – helping you make efficient
- [Ball Mill High-Efficiency Operation: From Ore Characteristics to Grinding Optimization – A Complete Guide](https://www.rotarykilnchina.com/solution/ball-mill-high-efficiency-operation-from-ore-characteristics-to-grinding-optimization-a-complete-gui.html): High-efficiency ball mill operation involves ore characteristic analysis, grinding media selection, process parameter optimization, and product fineness control. This article systematically covers key points at each stage to help you reduce costs
- [Complete Guide to Dryers: From Working Principles to Investment Decisions](https://www.rotarykilnchina.com/solution/complete-guide-to-dryers-from-working-principles-to-investment-decisions.html): Explore our complete guide to dryers, covering working principles, key selection criteria, performance optimization, and investment cost analysis. Whether you need a rotary dryer, sludge dryer, or chicken manure dryer – make informed decisions with
- [Ball Mill Operation Efficiency and Maintenance: From Efficiency Diagnosis to Product Fineness Optimization](https://www.rotarykilnchina.com/solution/ball-mill-operation-efficiency-and-maintenance-from-efficiency-diagnosis-to-product-fineness-optimiz.html): Optimize your ball mill operation with our comprehensive guide covering efficiency diagnosis, common fault analysis, and product fineness control. Learn maintenance strategies to reduce downtime, improve grinding performance, and achieve consistent
- [Rotary Kiln Efficient Operation Guide: Efficiency Diagnosis, Selection Optimization, and Common Problem Analysis](https://www.rotarykilnchina.com/solution/rotary-kiln-efficient-operation-guide-efficiency-diagnosis-selection-optimization-and-common-problem.html): How to diagnose low rotary kiln efficiency? How to select the right model? How to handle common faults? This article systematically covers operation efficiency diagnosis methods, specification selection optimization strategies, and typical problem
- [Complete Guide to Rotary Kiln: Structure, Working Principle, Types, Parameters, Applications & Selection](https://www.rotarykilnchina.com/solution/complete-guide-to-rotary-kiln-structure-working-principle-types-parameters-applications-selection.html): This comprehensive guide covers rotary kiln structure, working principle, main types and technical parameters, application fields (building materials, metallurgy, chemical, environmental), product advantages, and real case studies. Learn how to
- [Complete Guide to Iron Ore Beneficiation: From Raw Ore to Iron Concentrate – Industrial Solutions](https://www.rotarykilnchina.com/solution/complete-guide-to-iron-ore-beneficiation-from-raw-ore-to-iron-concentrate-industrial-solutions.html): This comprehensive guide covers iron ore types, beneficiation processes (crushing, grinding, magnetic separation, flotation, dewatering), equipment selection, and plant design. Learn how to choose the right ball mill, magnetic separator, and entire

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