325 Mesh Calcite Raymond Mill Production Line for Fine Powder Processing
Introduction to Calcite Fine Powder Processing
Calcite, a naturally occurring calcium carbonate mineral, is widely used in industries ranging from construction to pharmaceuticals due to its exceptional whiteness, low hardness (3 on Mohs scale), and chemical stability. Processing calcite into fine powders (325 mesh/45μm and finer) requires specialized grinding equipment that balances precision, efficiency, and cost-effectiveness.
Challenges in 325 Mesh Calcite Processing
- Thermal Sensitivity: Excessive heat generation during grinding may degrade calcite’s crystalline structure
- Contamination Risks: Metal-to-metal contact in conventional mills introduces impurities
- Energy Intensity: Fine grinding typically consumes 30-50% more energy than coarse milling
- Particle Distribution Control: Narrow particle size distribution (PSD) requirements demand advanced classification
ZENITH’s Technological Solutions
With over 30 years of experience in mineral processing equipment manufacturing, ZENITH has developed proprietary solutions for calcite fine powder production:
1. XZM Ultrafine Mill – The Precision Solution
Our XZM Ultrafine Mill represents a breakthrough in fine powder processing technology:
| Feature | Advantage |
|---|---|
| Vertical Turbine Classifier | Precise D97≤5μm control with ±2% consistency |
| Multi-layer Grinding Mechanism | Progressive size reduction minimizes heat generation |
| Special Ceramic Liners | 99.9% purity guarantee for pharmaceutical-grade calcite |
For calcite processing, we particularly recommend the XZM236 model which offers:
- 1.0-8.5 ton/h throughput at 325 mesh
- 132kW main motor with frequency conversion control
- Integrated pulse dust collector with 99.9% efficiency
2. MTW Series Trapezium Mill – The Economical Choice
When processing calcite in the 325-800 mesh range, our MTW215G model delivers outstanding performance:
- 15-45 ton/h capacity at 325 mesh
- 280kW main motor with conical gear transmission (98% efficiency)
- Curved air duct design reduces energy loss by 15-20%
Production Line Configuration
A complete 325 mesh calcite processing line typically includes:
- Primary Crushing: Jaw crusher for <50mm raw material preparation
- Intermediate Storage: 50-100 ton buffer silo with moisture control
- Grinding System: XZM Ultrafine Mill with classifier
- Product Collection: Cyclone + pulse bag filter system
- Packaging: Automated bagging or bulk loading
Case Study: Vietnam Calcite Project
In 2022, ZENITH deployed a complete calcite processing line for a Vietnamese customer producing 325 mesh filler for PVC pipes:
- Equipment: XZM244 Ultrafine Mill + MTW138Z Trapezium Mill
- Output: 18 ton/h at 325 mesh with D97=43μm
- Energy Consumption: 28 kWh/ton (industry average: 35-40 kWh/ton)
- Purity: 99.2% CaCO3 content
Why Choose ZENITH?
Our advantages in calcite processing solutions:
- R&D Capability: 3 State Council-subsidized engineers leading powder technology development
- Standard Participation: Contributor to 7 national grinding equipment standards
- Global Service: 30+ overseas offices with localized technical support
- Customization: Tailored solutions for specific whiteness/brightness requirements
Conclusion
Producing high-quality 325 mesh calcite powder requires advanced equipment combining precise classification with energy-efficient grinding. ZENITH’s XZM Ultrafine Mill and MTW Trapezium Mill series offer industry-leading solutions with proven performance across global projects. Our integrated approach from material testing to after-sales support ensures optimal production efficiency and product quality.
