crushing stone chemical reaction

Crushing Stone Chemical Reaction: Equipment and Process

The crushing and sand-making process involves mechanical force rather than chemical reactions, but material properties (e.g., hardness, abrasiveness) significantly impact equipment selection. A typical production line includes:

1. Primary Crushing: Jaw crushers (e.g., feed size ≤1,200mm, capacity 50–1,500t/h) reduce large rocks.
2. Secondary Crushing: Cone crushers (e.g., output 20–300mm, adjustable CSS) refine aggregates.
3. Tertiary Crushing: Vertical shaft impactors (VSIs) produce cubic-shaped sand (0–5mm).
4. Screening: Multi-deck screens classify materials by size.

Key Equipment Parameters

Equipment Model Example Capacity (t/h) Power (kW)
Jaw Crusher PE-600×900 50–160 75
Cone Crusher HPT300 120–400 315
VSI Crusher S8-1145 100–350 250×2
Screening Machine 3YK3070</td

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