Mineral Dryers

Mineral Dryers

Mineral Bulk Solids
Dryer System

Designed for efficient drying of coal, gypsum, mineral powders, concentrates, and more. Customized solutions tailored to your material properties, capacity, and moisture requirements.

Biomass Dryers

Biomass Dryers

Biomass Dryer System

Designed for efficient drying of spent grain, brewer’s yeast, pomace, wood chips, and other biomass residues. Supports animal feed production from nutrient-rich by-products and improves fuel quality for biomass energy applications.

Zhengzhou Dongding Machinery Co., Ltd.

Zhengzhou Dongding Machinery Co., Ltd.

30+ Years of Manufacturing

Backed by over 30 years of manufacturing expertise and a 20,000 m² production facility, we deliver reliable industrial drying solutions tailored to your needs.

Global Installation & After-Sales Support

Global Installation & After-Sales Support

Global Installation &
After-Sales Support

With a team of 200+ installation and after-sales service professionals, we provide comprehensive technical support and reliable service to customers worldwide.

Product Categories

Backed by robust R&D and a high-quality service system, we deliver customized drying solutions worldwide.

Zhengzhou Dongding
Machinery Co., Ltd.

We are a high-tech enterprise integrating independent R&D, intelligent manufacturing, on-site installation and full-lifecycle after-sales services. With over 30 years of dedicated expertise, we specialize in advanced dewatering and drying systems for coal & mineral resources, biomass fuels, animal feed and organic fertilizer sectors. Boasting more than 60 authorized patents, we provide customized turnkey drying solutions for global clients.

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Years of Experience
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Industrial Workshop
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Global Customers
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Operation Sites

Featured Products

A complete range of drying, carbonization and pelletizing equipment for coal, biomass, mineral and feed industries.

600+
Projects Worldwide

With drying projects running across the globe, Dongding has earned long-term trust through reliable quality and responsive after-sales service.

  • 1,100 TPD Fly Ash Drying Project
  • 500 TPD Coal Slime Dryer Project
  • 300 TPD Sludge Drying Project
  • 600 TPD Coal Slime Drying Line
  • 300 TPD Bentonite Dryer Project
  • 200 TPD Ore Powder Drying Project
  • 150 TPD Sludge Dewatering & Drying Project
  • 1.05 TPH Yeast Drum Drying Line
  • 250 TPD Mineral Powder Drying Project

Trusted by Industry Leaders

Long-term cooperation with leading energy, mining, building materials and chemical groups.