MW Ring Roller Micro Powder Mill
Summary: The MW Ring Roller Micro Powder Mill by Liming Heavy Industry is designed for ultrafine grinding (325-3250 mesh). Featuring multi-stage grinding and classification, small footprint, low energy consumption, and precise fineness control, it is ideal for medium and small-scale production of high value-added powders.
Capacity: 0.5-25 t/h
Discharge Fineness: 325-3250 mesh
The MW Ring Roller Micro Powder Mill is an innovative equipment developed by Liming Heavy Industry specifically for fine grinding of powders. With its integrated multi-stage grinding and classification design, it stably produces ultrafine powders (325-3250 mesh). Based on traditional ring roller mill technology, it incorporates several technical innovations: small footprint, low energy consumption and precise fineness adjustment, making it particularly suitable for the production needs of high value-added powders on a medium and small scale.
Mineral Processing:
Non-metallic minerals: calcium carbonate, barite, talc, mica, kaolin, bentonite, wollastonite
Chemicals: aluminum hydroxide, magnesium hydroxide, titanium dioxide, red iron oxide
Specialty materials: graphite, diatomaceous earth, perlite, vermiculite
Production Line
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Paint industry: fillers for aqueous/solvent-based paints, functional powders for anti-corrosion paints
Plastics and rubber: fillers for modified plastics, reinforcing agents for rubber
Paper industry: coating for coated paper, fillers for specialty papers
Ceramics: raw materials for glazes, additives for ceramic pastes
Environmental materials: molecular sieve supports, raw materials for adsorbents
Product Features
1. High-performance classification system
Innovative combination of turbine classifier + dynamic separator, efficiency > 90%
Precise fineness adjustment (325-3250 mesh)
2. Energy-efficient design
30-40% energy savings vs. traditional ball mills
Power consumption reduced to 85% of comparable equipment
3. Compact structure
Floor space reduced to 1/3 of conventional production lines
Modular design for easy transportation and installation
4. Intelligent control
Operator interface with touch screen
Real-time monitoring of current, temperature, and vibration
5. Environmental performance
Totally enclosed vacuum operation
Pulse filtration: emissions < 10 mg/m³
6. Simplified maintenance
Single-piece roller assembly removable
Critical parts made of anti-wear materials extend service life by 50%
Working Principle
Feeding: Uniform distribution via a feed screw
Primary Grinding: Crushing between the crown and rollers
Classification: Initial centrifugal separation
Precise selection by high-speed impeller
Collection: Fine powder conveyed to the collection system
Coarse particles recycled for regrinding
Control: Vacuum-operated system
Intelligent control for continuous and stable production
This advanced technology enables reliable production of ultrafine powders while optimizing energy and operational efficiency.
