A coal primary crusher is the backbone of any efficient aggregate processing line, designed to reduce large-sized coal and raw materials into manageable chunks for further crushing or screening. These robust machines are essential in sand and gravel plants, mining operations, and construction material production.
| Model | Feed Size (mm) | Capacity (t/h) | Power (kW) |
|---|---|---|---|
| PC1215 | ≤800 | 150-300 | 132-160 |
| PC1618 | ≤1000 | 400-800 | 315-400 |
| PC2025 | ≤1200 | 1000-1500 | 500-630 |
1. Primary crushing stage: Heavy-duty jaw crusher or gyratory crusher
2. Secondary crushing: Cone crusher or impact crusher
3. Screening system: Multi-layer vibrating screens
4. Conveying system: Belt conveyors with dust suppression
<bQ1: What's the typical reduction ratio of a coal primary crusher?</bQ1: What's the typical reduction ratio of a coal primary crusher?
A: Standard models achieve 6:1 to 8:1 reduction ratios.
<bQ2: How to choose between jaw and gyratory crushers?</bQ2: How to choose between jaw and gyratory crushers?
A: Jaw crushers suit medium-capacity plants (<1000 tph), while gyratories excel in high-tonnage operations.
<bQ3: What maintenance is required?</bQ3: What maintenance is required?
A: Regular lubrication, wear parts inspection every 500 hours, and rotor balancing annually.
