Undercarriage parts SH280 top roller carrier roller for Excavator machinery repair shops
The drag sprocket is composed of a drag sprocket shaft, a floating oil seal seat, a drag chain wheel body, a drag chain cover, a screw, a floating oil seal, an O-ring, and a tapered roller bearing.
Our products are according to the standard of OEM to manufacture.
Excavator parts undercarriage SH200 top roller carrier roller construction works
The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small.
Our products are according to the standard of OEM to manufacture.