O-rings application

Dec 14, 2011 11:13:59 AM

O-ring for installation in a variety of machinery and equipment, in the specified temperature, pressure, and various liquid and gaseous media, in still or motion state the seal. In machine tools, ships, automobiles, aerospace equipment, metallurgical machinery, chemical machinery, engineering machinery, construction machinery, mining machinery, petroleum machinery, plastic machinery, agricultural machinery, and a variety of instruments, the large number of applications of various types of seals components. O-ring seal is mainly used for static and reciprocating seals. Seals for rotating movement, the only low-speed rotary seals. O-ring is usually installed on the inner circle in a cylindrical or rectangular cross-section of the seal groove. O-ring in the oil, acid, wear, erosion and other environmental chemicals still play a good sealing, shock absorption role. Therefore, O-ring is used in hydraulic and pneumatic drive system most widely used seals.

Can be selected depending on the fluid: a nitrile rubber (NBR), fluoro rubber (FKM), silicone rubber (VMQ), ethylene-propylene rubber (EPDM), chloroprene rubber (CR), butyl rubber (BU), poly tetrafluoroethylene (PTFE), natural rubber (NR), etc.

Most used type is : AS 568 , BS1516, V/S/G/P etc

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