Micro powder mill, MW ring roller mill - Grinding Equipment

MW Ring Roller Micro Powder Mill

Capacity: 0.5-25 t/h

Discharge Fineness: 325-3250 mesh

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

Applications

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

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.

Advantage

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.