ZOOMLION QUY180 Crawler Crane Track Roller
1. Component of track roller
Track roller body is supported on the shaft through bushing. On both sides of the rack roller body, there are caps and bushing, bushing is over shaft and cap is fixed on the shaft. There is ring groove on junction surface between body and caps, the ring groove is equipped with a ring. There is oil hole on shaft, connect to bushing outside.
2. Other Parts for ZOOMLION QUY180 Crawler Crane
a. ZOOMLION QUY180 track roller
b. ZOOMLION QUY180 top roller
c. ZOOMLION QUY180 sprocket
d. ZOOMLION QUY180 idler

4. Several problems easy to occur
a. Wear of Roller body.
The reason for this situation is that the steel is not qualified or the hardness of the material is low and the wear resistance is insufficient.
b. Oil leaking
Supporting wheel shaft through the bushings has been rotating, round the body to refuel lubrication, but if seal is bad, it is easy to produce the phenomenon of oil spills, such shaft and bushings in the case of no lubrication, easy to wear and tear, caused the product could not be used.

6. FAQ
a.What’s the main product in your company?
Our main product is undercarriage parts of crawler crane and pile driver, such as track shoe, bottom roller, top roller, idler, sprocket and drive chain.
b. How can I be sure the part will fit my crane?
Notify us correct machine model / part number. Or measure the parts give us dimensions or drawing.
c. How can I get some samples?
We are honored to offer you samples. After getting payment, we’ll send sample ASAP.
d. What is your payment term?
Normally we accept T/T, L/C or Western Union.
e. What is your delivery time?
About 5-45 days.
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