The axle oil seal main function is to prevent the grease in the axle from being exposed through sealing, and play the role of dust-proof. Aging oil seals need to be replaced in time, and good quality and suitable shaft oil seals should be selected. The shaft oil seal is usually made of elastic rubber or similar material and has an annular sealing structure
The shaft oil seal leaks lubricating oil or grease, and its function is to prevent the leakage or leakage of lubricating oil or grease. If the shaft oil seal leaks oil, it will lead to a reduction in the amount of lubricating oil in the drive axle, affect normal lubrication, aggravate the wear of the parts, and even lead to early damage 34. Therefore, the sealing effect of the shaft oil seal is of great significance to ensure driving safety and extend the service life of the vehicle
