【Fault Analysis】Why is the plastic crusher slow in crushing?

【Fault Analysis】Why is the plastic crusher slow in crushing?

As a widely used equipment in plastic production and recycling, the normal operation of plastic crusher is of great significance to production efficiency and product quality. However, in actual use, plastic crusher may have a variety of faults, such as slow crushing speed, abnormal noise, failure to start, inappropriate discharge size and excessive temperature. These faults will not only affect the normal operation of the equipment, but also have adverse effects on production. Therefore, timely detection and resolution of these faults are crucial to ensure smooth production. ZAOGE will conduct in-depth analysis of these common faults and provide corresponding solutions.

 

1. Efficient troubleshooting four-step method

Clearing and stopping

→ Immediately cut off the power and empty the residual material in the crushing chamber

Check the steering

→ Start without load and confirm that the steering direction of the knife shaft is consistent with the body logo (reverse steering requires replacement of two-phase live wires)

Measure strength

→ Observe idling power: no strength = check belt/knife; vibration = check screen/bearing

Check key parts

→ Check in order: belt tightness → knife edge → screen aperture → motor bearing

Golden rule: 70% of faults are caused by knives/screens, priority troubleshooting!

 

2. Key maintenance rules

Tool management

→ Use a sharpener to trim the blade (to prevent annealing), and adjust the installation spacing according to the material characteristics

Screen matching

→ Aperture = target particle diameter × 1.3 (to prevent blocking)

Tips for preventing overheating

→ Stop and cool every 30 minutes of operation, or install an intelligent temperature control water circulation system

Benefit verification: Maintenance according to this standard will reduce the failure rate by 80% and increase production capacity by 35%!

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Why is it efficient?

✅ Reduce redundant theories and hit high-frequency failures on site

✅ Visualization of steps (four-step method + table solution), lock the lesion in 3 minutes

✅ Digital maintenance standards (spacing/aperture/time), eliminate empiricism

✅ Preventive maintenance strategy, from firefighting to fire prevention

 

Mastering this guide is equivalent to having a permanent equipment doctor! ZAOGE smart tips: Regular maintenance is better than emergency repairs, so that the plastic crusher will always be in peak condition!

 

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ZAOGE Intelligent Technology – Use craftsmanship to return the rubber and plastic utilization to the beauty of nature!

Main products: environmentally friendly material saving machineplastic crusher, plastic granulator, auxiliary equipment, non-standard customization and other rubber and plastic environmental protection utilization systems


Post time: Jul-23-2025