August 13, 2025
Introduction
The rubber compounding and tire manufacturing industries demand high-precision talc powder with consistent particle size distribution to enhance product performance. Our advanced milling solutions provide unparalleled efficiency in talc processing, ensuring optimal filler dispersion and reinforcement in rubber matrices.
Industry Requirements
- Particle size range: 5-45μm (325-2500 mesh)
- Low iron content: <0.5% for tire applications
- Moisture control: <0.3% to prevent vulcanization issues
- High whiteness: >90% for premium compounds
Recommended Solution: SCM Ultrafine Mill
Our SCM Ultrafine Mill series delivers exceptional performance for talc micronization with these outstanding features:
| Model |
Capacity (t/h) |
Power (kW) |
Fineness (mesh) |
| SCM800 |
0.5-4.5 |
75 |
325-2500 |
| SCM1000 |
1.0-8.5 |
132 |
325-2500 |
| SCM1680 |
5.0-25 |
315 |
325-2500 |
Key Advantages for Rubber Applications
- Precision Classification: Vertical turbine classifier achieves D97≤5μm with no coarse particles
- Contamination Control: Special alloy grinding components prevent iron pollution
- Energy Efficiency: 30% lower power consumption compared to jet mills
- Process Stability: PLC-controlled system maintains ±2% fineness deviation
Alternative Solution: MTW Trapezium Mill
For medium-scale production requiring 30-325 mesh talc powder, our MTW Series Trapezium Mill offers:
- Combined grinding-drying operation with hot air supply
- Curved blade design for 40% longer wear life
- Integrated pulse dust collector (emission <20mg/m³)
Technical Comparison
| Parameter |
SCM Ultrafine Mill |
MTW Trapezium Mill |
| Optimal Output Range |
5-45μm |
45-150μm |
| Energy Consumption |
18-22kWh/t |
12-15kWh/t |
| Moisture Sensitivity |
<5% feed moisture |
<15% feed moisture |
| Typical Application |
High-performance tire tread |
Rubber conveyor belts |
Case Study: Tire Manufacturer Upgrade
A leading tire producer achieved these results after installing our SCM1000 system:
- 28% increase in compound tensile strength
- 15% reduction in vulcanization time
- 99.7% particle size compliance (5-20μm range)
- ROI within 14 months
Implementation Process
- Raw talc pre-screening (removing +20mm particles)
- Two-stage grinding with intermediate classification
- Final product moisture adjustment to 0.2%
- Automated packaging with moisture-proof bags
Conclusion
Our milling technologies provide rubber compounders with:
- Precisely controlled talc particle morphology
- Energy-efficient production meeting ESG standards
- Scalable solutions from pilot to full production
- Technical support for formulation optimization
Contact our engineering team for a customized talc processing solution matching your specific rubber compound requirements.
