Such bearings are used as a wide range of self-lubricating plastic bearings; EPB plastic bearings are representative of excellent versatility and can meet most occasions where the temperature is below 80℃; EPB3 engineering plastic bearings have strong versatility in terms of bearing load and use temperature; EPB1 and EPB2 are recommended as wear resistance and humid environments; EPB6 is a clean material in universal bearings, with equally excellent wear resistance.