1. Product Overview
Our impact crusher is a professional secondary & fine crushing equipment designed for medium and soft hardness stones. It is widely used in quarry aggregate production, highway construction, concrete recycling, cement plant processing and mining fine crushing projects. Different from jaw crushers for primary coarse crushing, this impact crushing machine focuses on producing well-graded, cubic-shaped finished stones with uniform particle size, no needle-like flakes, which fully meets high-standard construction aggregate requirements.
Adopting advanced impact crushing principle, rotary hammer impact, stone-on-stone crushing technology, the machine effectively reduces wear consumption and improves finished product quality. With flexible adjustment structure, easy maintenance and low operating cost, our impact crusher has become the preferred fine crushing equipment for global medium and large crushing production lines.
2. Core Advantages & Performance Features
2.1 Excellent Finished Aggregate Shape, High Market ValueThis impact crusher produces cubic-shaped final products with uniform gradation, low flake rate and high compactness. The finished aggregates are more popular for high-grade road, railway and concrete batching plant projects, bringing higher selling price for your stone products compared with traditional cone crushing materials.
2.2 Strong Crushing Capacity & High Working EfficiencyOptimized rotor structure, large rotary inertia and powerful impact force ensure continuous and efficient crushing. The innovative crushing cavity design increases material impacting and crushing times, greatly improving production capacity while keeping stable discharging particle size.
2.3 Wear-resistant Parts & Long Service LifeKey vulnerable parts including impact plate, blow bar and liner plate adopt high chromium alloy and high manganese steel casting. After strict heat treatment process, the wear resistance and impact resistance are significantly improved. The service life of wearing parts is 2–3 times longer than ordinary domestic standard parts, effectively reducing your frequent replacement cost and downtime loss.
2.4 Flexible Discharge Size AdjustmentEquipped with hydraulic adjustment device and gap adjustment system, users can freely adjust the discharging particle size according to different production requirements. The adjustment operation is simple and fast, no need to disassemble heavy parts, which greatly saves adjustment time and improves production flexibility.
2.5 Hydraulic Opening & Easy MaintenanceThe machine is equipped with hydraulic top opening device for the upper frame. Operators can quickly open the crusher body to replace blow bars, repair internal parts and clean blockages. It solves the problem of difficult maintenance and material blockage of traditional impact crushers, greatly improving after-sales maintenance efficiency.
2.6 Low Operating Cost & Energy SavingOptimized rotor dynamic balance design reduces vibration and noise during operation. The matching motor power is reasonably configured to avoid power waste. Compared with similar crushing equipment, it saves 10%-15% power consumption per hour, helping customers reduce long-term production operation costs.
3. Applicable Materials & Industry Applications
Suitable Crushing Materials
- Medium and soft rocks: limestone, dolomite, bluestone, shale, gypsum, coal gangue
- Medium-hard rocks: marble, feldspar, quartz stone, weathered granite
- Recycling materials: waste concrete, broken bricks, asphalt pavement waste, construction waste
- Industrial raw materials: coal, cement clinker, chemical raw materials
Application Industries
- Quarry stone aggregate production line (secondary fine crushing)
- Construction waste recycling and reusing project
- Highway, railway, bridge and municipal engineering aggregate processing
- Mining secondary crushing and mineral fine grinding pretreatment
- Cement plant, concrete mixing station, building materials factory
4. Working Principle
When the impact crusher works, the motor drives the rotor to rotate at high speed. Materials fall into the crushing cavity from the feeding inlet, and are strongly impacted and crushed by the high-speed rotating blow bars. The crushed materials are thrown to the impact plates for secondary crushing, then rebound back to the blow bar working area to be crushed again. Through repeated impact, collision and grinding between materials and wearing parts, large stones are crushed into fine particles. Finally, qualified small-size materials are discharged from the bottom outlet, and oversized materials remain in the cavity for continuous crushing until reaching the standard particle size.
Rotary Kiln
Lime Rotary Kiln
