Stainless steel rotary oil seal

• Stainless steel rotary seal ring: The rotary oil seal specification junction is constructed by three parts. The three parts are composed of oil seal body, reinforced skeleton and self-tightening coil spring. The sealing body is divided into the bottom, waist, cutting edge and sealing lip according to different parts. Usually, the inner diameter of the rotating seal ring in the free state is smaller than the shaft diameter, that is, it has a certain "interference amount".