How to Prevent Conveyor Idler Seizure?

1.Use High-Quality Seals

Install multi-labyrinth seals,contact seals,or double-layer seals to block dust,moisture,coal powder,and mud from entering bearings.

Poor sealing is the top cause of idler seizure.

2.Proper Lubrication

Use high-performance,long-life lithium-based or high-temperature grease designed for conveyor idlers.

Ensure adequate grease volume during production.

Avoid over-greasing or under-greasing.

Use heat-resistant grease in high-temperature environments.

3.Prevent Water and Dust Ingress

Install belt cleaners,hoods,and dust covers to reduce material buildup around idlers.

Avoid direct water washing on bearings during cleaning.

Improve site drainage to prevent long-term immersion.

4.Regular Inspection and Maintenance

Check for abnormal noise,heat,or rotation resistance during operation.

Replace seized,stuck,or worn idlers immediately to avoid belt damage.

Clean dust and debris around idler sets regularly.

5.Correct Installation and Alignment

Ensure accurate alignment of idlers,frames,and conveyor structure.

Avoid eccentric force,shaft bending,or uneven loading.

Tighten all brackets and fasteners to prevent shifting.

6.Choose Suitable Idler Type for Working Conditions

Use stainless steel or anti-corrosion idlers in chemical,coastal,or wet environments.

Use impact idlers at material feeding points to reduce shock load.

Use heavy-duty bearings for high-load,long-distance conveyors.

7.Control Operating Environment

Avoid long-term exposure to extreme heat,heavy dust,or corrosive gas.

Reduce material impact and overload to protect bearings from damage.

GB/T 7714：

实验研究带式输送机托辊状态监测[J].Measurement,2018,127:277–282.DOI:10.1016/j.measurement.2018.04.066.

APA：

Experimental research on condition monitoring of belt conveyor idlers.(2018).Measurement,127,277–282.https://doi.org/10.1016/j.measurement.2018.04.066

MLA：

“Experimental Research on Condition Monitoring of Belt Conveyor Idlers.”Measurement,vol.127,2018,pp.277–282,doi:10.1016/j.measurement.2018.04.066.