Heavy Duty Crusher
Product Overview
Heavy Duty Crusher is an industrial machine designed for primary size reduction of rigid and bulky plastic waste.
It is typically installed at the front end of plastic recycling systems such as washing lines and pelletizing production lines.
The machine is designed for continuous industrial operation, with emphasis on mechanical stability, torque output, and adaptability to irregular feeding conditions.
Compared with standard plastic crushers, it is more suitable for heavy-duty and high-load processing environments.
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Material Applications
This equipment is suitable for processing the following materials:
HDPE / PP barrels and drums
1
>>
Plastic pallets and industrial crates
2
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Thick plastic sheets and rigid blocks
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Injection molding scrap
4
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Mixed industrial plastic waste
5
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Appliance housings
6
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Automotive plastic components
7
Engineering Structure
The machine consists of the following main components:
Reinforced welded steel frame
High-torque rotor system
Fixed and rotating knife assembly
External bearing housing for heat dissipation
Screen system for output size control
Optional hydraulic chamber opening system
The structural design focuses on maintaining stability under long-term operation and reducing vibration under variable load conditions.
Working Principle

Material is fed into the crushing chamber through the hopper.

A high-torque rotor drives rotating blades that shear material against fixed knives.

The crushed material is discharged through a screen, which determines the final output particle size.
Field Operation Notes
Based on installation experience in different regions, the machine is commonly used under the following conditions:
Continuous feeding of mixed plastic materials
Variable material size without strict pre-sorting
Long production cycles in recycling plants
In real operation, performance is influenced by:
Material hardness variation
Blade wear condition
Feeding consistency
Technical Parameters
| Rotor Diameter: | 600–1200 mm |
| Motor Power: | 30–200 kW |
| Capacity: | 500–5000 kg/h |
| Feeding Size: | Up to 1200 mm |
| Output Size: |
20–100 mm (Screen dependent) |
| Blade Material: | Alloy steel (D2 / SKD11 optional) |
The equipment has been installed in recycling facilities across Southeast Asia, the Middle East, and South America.
In actual production environments, performance varies depending on:
Plants processing mixed plastic waste without pre-sorting generally experience higher blade wear compared to single-material production lines.
Maintenance Guidelines
Key maintenance points include:
Regular inspection of blade wear condition
Screen replacement based on required output size
Bearing lubrication during long-term operation
Rotor balance checks after extended production cycles
Maintenance frequency depends on material hardness and operating load.
Quality Control
ISO 9001 manufacturing system
Full-load operational testing before shipment
Functional inspection of key components during production
Pre-delivery performance verification
FAQ
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Hard Meterial Plastic Crusher Machine, plastic lumps grinder, pp crusher
