- Silicone rubber seals have good heat resistance but lower chemical resistance compared to other elastomers.
- The Impact of F5RTC on Spark Plug Performance
- In conclusion, the Oil Seal 30x52x10 is a high-performance, durable oil seal that offers numerous benefits in various industries. Its radial lip design, nitrile rubber lip material, and steel backing make it an excellent choice for applications that require reliable sealing against oil leakage. Whether you're working with heavy-duty equipment or industrial processes, the Oil Seal 30x52x10 is sure to provide the performance and durability you need to keep your machinery running smoothly.
Sealing lip
• Super helix seal
The sealing lip is always made of a rubber or synthetic material. For oil seals with a rubber outer case (R, RST, GR, GRST), the rubber quality of the sealing lip and the outer case are the same.
As shown in Figure 1, sealing devices come in two types: contact and non-contact.
Oil seals are among the major contact type sealing devices.
3. Seal types and numbering system
Overall, the cost of new spark plugs can vary depending on a variety of factors. By understanding the factors that contribute to the cost of spark plugs, you can make an informed decision that best fits your budget and needs. Whether you opt for cheaper spark plugs or invest in premium options, it is important to prioritize quality and longevity to ensure optimal performance for your vehicle.
(5) The surface finish of the shaft directly affects the service life of the oil seal, that is, the higher the shaft finish, the longer the service life of the oil seal.
5. Conclusion

Seals, including oil seals, have undergone a great development in recent years and are totally unlike the original product. PTFE has taken over the oil seals market for modern engines mainly because traditional oil seals started causing more and more problems. Such as evaporation of chemical plasticisers from the elastomeric material, which eventually caused engine oil leakage. Now, the focus is more on durability and frequency of servicing.