BUFFER SEAL

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BUFFER SEAL

BN

Description

Buffering of impact pressure applied to rod packing * Teflon is used for sliding material . This packing has low friction resistance eliminating stick slip and assuring high wear resistance.

Application

None

Materials

Bronze filled Teflon Rubber energizer

BUFFER SEAL

BO

Description

None * None

Application

None

Materials

None

BUFFER SEAL

HBI

Description

None * None

Application

None

Materials

None

BUFFER SEAL

HBT

Description

None * Low Friction glyde ring which inhibits stick-slip. * Ideal in applications with limited space. * Ideal in highspeed applications. * Long service life. * Wide range of chemical compatibility (oring dependent).

Application

Used as a single acting rod seal, normally placed in tandem. Can be used as a buffer seal.

Materials

Filled PTFE. Nitrile energising oring. Other material combinations are available on request.

BUFFER SEAL

HBY

Description

HBY is a buffer seal developed to work in conjunction with high performance rod seals. It is interchangeable with common PTFE buffer seal housings. The seal is designed to provide a valve action to prevent excessive pressure build up in the cavity between the buffer seal and the rod seal. A polyacetal anti-extrusion ring is fitted to provide maximum extrusion resistance against shock pressure loads. * HBY allow oils to reach the primary seal at low pressure preventing the primary seal from running dry. * It will self energize for maximum seal ability at high pressure or during shock load to protect the primary seal from it. * If there is ever a pressure trap, it will release the trapped pressure at the lowest level when compared to other buffers in the market. * Easy installation. * Long life.

Application

None

Materials

Polyurethane (PU) + Nylon (NY)

BUFFER SEAL

KN

Description

None * None

Application

None

Materials

PTFE + Nitrile Rubber (NBR) + NY