4. Fluroelastomer also popularly known as Viton. – The high temperature resistant material used in places where temperature is more than 120 Degree Celcius.
Oil seals, also referred to as shaft seals, are widely used to prevent the leakage of medium (such as oils and grease) along a rotating shaft. This leak prevention is primarily achieved by the sealing element which can be made from a wide range of materials that are chosen according to each application. They are commonly used in gearboxes, hydraulic cylinders, and related components.
ERIKS
Standard springs are made of carbon steel. We use stainless-steel springs for our GR and GRST oil seals made from FKM rubber. In some rare cases, an O-ring is even used as a spring element. Standard PTFE lip seals are not fitted with springs.
The Ultimate Guide to Oil Seals
2. Temperature: Just like pressure, it is very important to choose the right seal that can withstand extreme heat or cold temperatures, depending on the operating environment of your application.
What are Oil Seals and how should they be ordered?

Have you found the right oil seal for your application? The next step is a precise and error-free assembly, so that the oil seal is fitted without being damaged. If you are replacing an existing oil seal, you must first disassemble it with the same care and precision. In this article, you will read all about the different steps of an appropriate (dis)assembly process that contributes to optimal operation within the application.