Complete 325 Mesh Calcite Powder Processing Plant Equipment Guide

Introduction to Calcite Powder Processing

Calcite powder, with its wide applications in industries such as plastics, paints, and construction, requires precise processing to achieve the desired fineness of 325 mesh (45μm). This guide provides a comprehensive overview of the equipment needed for an efficient calcite powder processing plant, focusing on crushing, grinding, and classification stages.

1. Crushing Stage

Primary crushing reduces raw calcite (≤50mm) to ≤20mm particles. Hammer crushers like ZENITH’s PC4012-90 model are ideal for this stage, featuring:

  • High manganese steel hammer heads with 3x longer lifespan
  • 800-1000rpm rotor speed for 15-40t/h throughput
  • Compact design (2840×2100×2020mm) for space efficiency

2. Grinding Stage – Core Equipment

2.1 MTW Series Trapezium Mill (Recommended)

For 325 mesh calcite production, ZENITH’s MTW175G trapezium mill delivers exceptional performance:

Parameter Value
Input Size ≤40mm
Output Fineness 30-325 mesh (adjustable)
Capacity 9.5-25t/h
Main Motor Power 160kW
Key Advantage Combined blade design reduces maintenance by 40%
2.2 XZM Ultrafine Mill (Alternative)

For finer requirements (up to 2500 mesh), the XZM244 ultrafine mill offers:

  • D97≤5μm precision with vertical turbine classifier
  • 2.5-14t/h capacity at 325 mesh
  • Pulse dust collection with 99.9% efficiency

3. Classification & Collection

The system requires:

  1. High-Efficiency Cyclone Collector: For primary powder separation
  2. Pulse Dust Collector: Final filtration with ≤20mg/m³ emission
  3. Screw Conveyor: Sealed transportation between units

4. Auxiliary Equipment

  • Vibrating Feeder: GZ4F model with 0.45kW power
  • Bucket Elevator: TH315 type for vertical transport
  • Control System: PLC automation for synchronized operation

Why Choose ZENITH Equipment?

With 30+ years in mineral processing, ZENITH provides:

  • R&D Leadership: 3 State Council-subsidized engineers leading innovation
  • Global Service: 30+ overseas offices for instant support
  • Standard Participation: Contributor to 8 national industry standards

For 325 mesh calcite production lines, our MTW Series mills deliver the perfect balance of energy efficiency (30% lower than competitors) and maintenance cost reduction. The patented curved air duct design ensures stable operation at 9.5-25t/h capacity.

A complete 325 mesh calcite processing plant requires integrated crushing, precision grinding, and efficient collection systems. ZENITH’s equipment portfolio, especially the MTW175G mill with its 160kW main motor and 25t/h capacity, provides a turnkey solution meeting international quality standards while optimizing operational costs.

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