News Updates
18
2025
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A Comprehensive Guide to Selecting Idlers That Extend Conveyor Belt Lifespan: Prioritizing Prevention Over Repair
Key Selection Factors: Materials and Structure
Choosing the right idler roller is the first step to extending the conveyor belt's lifespan.
Material Selection: Prioritize polymer rollers, as their ultra-low coefficient of friction significantly reduces friction with the belt. They offer wear resistance 5 to 7 times greater than carbon steel, while also preventing material adhesion and providing excellent corrosion resistance—effectively protecting the belt's cover rubber. If the environment is highly corrosive, consider using steel rollers that have undergone surface treatments such as galvanization or chrome plating.
Structural Optimization: The hollow shaft design is lighter and offers lower rotational resistance compared to solid shafts, resulting in a longer service life. Depending on your needs, you can choose specialized idlers—such as self-aligning idlers that automatically correct misalignment, cushioned idlers that reduce the impact of material drops, or spiral idlers designed to clear adhering materials.
Installation and Maintenance Essentials
Correct installation and scientific maintenance are equally crucial.
Proper installation: Ensure the idler rollers are installed accurately and securely fastened, with proper adjustments made to their parallelism and verticality, so that the rollers maintain optimal contact with the conveyor belt and prevent abnormal wear caused by improper installation.
Strengthening the seal: A reliable seal is the "lifeline" of the idler roller. High-quality sealing prevents water, dust, and coal slime from entering the bearing, thereby avoiding lubricant failure and bearing seizure—factors that are crucial for extending the idler roller's lifespan.
Regular Maintenance: Develop a maintenance plan and regularly inspect the rollers for rotational flexibility, sealing conditions, and wear levels. Replace damaged bearings and seals promptly, and ensure regular lubrication using appropriate lubricants.
Direct Impact on Conveyor Belt Lifespan
By implementing the above measures to extend the roller lifespan, the conveyor belt life can be significantly prolonged:
Directly reducing wear: The low-friction properties of polymer rollers fundamentally minimize belt abrasion.
Preventing Misalignment Damage: Idlers (such as self-aligning idlers) effectively prevent belt misalignment, thereby avoiding edge tearing caused by belt deviation.
Reduce maintenance costs: Extended roller lifespan minimizes the risk of belt scratches and tears caused by roller damage (such as seized bearings), effectively shifting from repair-based maintenance to preventive maintenance.
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86-15513290322 (Manager Wang)
wangning@guderoller.com
National Highway 108, Jingyuan North Road, Yuanping City, Xinzhou City, Shanxi Province (Original Seed Farm)
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