The plastic ball bearing units specially have the performance of corrosion and wear resistance, reduce vibration and anti-bump. They are free from the maintenance and so forth. Such material is the most ideal solution of many difficult problem which have puzzled the industry field for hundreds years. Aim at working in different environment, the ball bearing for units are made of POM,
HDPE,PP,UPE,PTFE or PEEK material, housing of the bearing units generally are made of PBT material.
