https://www.chinarubberseal.com/products/oil-seal/
Advantage Compared with other types of sealing rings, the rubber O-ring has the following advantages: 1. Suitable for various sealing forms: static sealing, dynamic sealing, Suitable for a variety of materials, dimensions and grooves have been standardized, strong interchangeability 2. Suitable for a variety of motion modes: rotary motion, axial reciprocating motion or combined motion (such as rotary reciprocating combined motion) 3. Suitable for a variety of different sealing media: oil, water, gas, chemical media or other mixed media Through the selection of suitable rubber materials and proper formula design, the effective sealing effect on oil, water, air, gas and various chemical media can be realized.