The plastic ball bearing units specially have the performance of corrosion and wear resistance, reduce vibration and anti-bump, are free from the maintenance and so forth. Such 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 made with POM, HDPE,PP, UPE, PTFE or PEEK material, housing of the bearing units generally made with PBT material. |