Oil seals
Double seals made of NBR rubber prevent lubricating oil from escaping in general, acting as a seal:
Samma Parts oil seals keep fluids inside the cylinder and, at the same time, protect against the intrusion of external elements.
The NBR rubber seals with double seal and double lip consist of an outer coating of NBR nitrile rubber which covers a metal insert making up the outer part and a sealing lip held in place by a spring.
The WAS type is available with a protective lip that acts as a dust cover.
Nitrile rubber, NBR, is a synthetic rubber that is well resistant to hydrocarbons and other chemical substances, such as animal and vegetable fats.
It withstands a wide temperature range from -40 °C to +100 °C.
NBR rubber is used in many different fields:
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