ABOUT US

2006

Established

30000㎡

Self-owned Factory Space

200+

Processing Equipment

100+

Export Destinations

Henan Hongke Heavy Machinery Co., Ltd.

One-stop Heavy Equipment for Mining & Construction

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.

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ABOUT US

Customer Case

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Calcination EQPT Cases

Calcination EQPT Cases

Hongke's rotary kiln calcination case center showcases projects for lime, zinc oxide, lithium ore, dolomite, etc. Custom calcination solutions & technical support.

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Drying EQPT Cases

Drying EQPT Cases

Browse global completed rotary dryer installation projects & customer success cases for mineral, sand, coal drying. Custom dryer solution references from Hongke.

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Grinding EQPT Cases

Grinding EQPT 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.

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Crushing EQPT Cases

Crushing EQPT 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.

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Ore Processing Case

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.

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ABOUT US

News Information

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13

2026/10

Airflow Uniformity and Combustion Chamber Design in Zinc Oxide Rotary Kilns

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, and introduces key points including combustion chamber structural design, air volume ratio, and burner arrangement. Contact us for solutions!

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09

2026/10

Metallurgical Rotary Kiln Shell Structure Design: How to Ensure Strength and Stability

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, riding ring and support roller arrangement, shell deformation control, and welding processes – helping you improve equipment reliability. Contact us for solutions!

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sales@rotarykilnchina.com

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