WebBack-up rings are often used with O-Rings to prevent extrusion at high pressures. When sealing the piston inside a pneumatic cylinder, a soft and flexible material is required to … WebBackup rings function by positioning a more robust material adjacent to the extrusion gap, taking the seal’s place and providing a barrier against high pressures. Back-ups can be …
Aircraft Hydraulic System Seals - Aircraft Systems
WebIndustrial seals Hydraulic seals O-rings and back-up rings O-rings and back-up rings O-rings are one of the most common sealing solutions. SKF supplies O-rings in a wide … WebHydraulic backup ring BRT PTFE seal back up ring for excavator cylinder Advantages: Use of O-ring in high pressure applications Use of O-ring materials with a low hardness Use for internal and external sealing applications Reciprocating and rotating movements possible Product Show : PTFE material has excellent resistance for all chemical corrosion. harebell road attleborough
Piston Seal Installation - Endless Back-up Rings - YouTube
WebA seal may consist of more than one component, such as an O-ring and a backup ring, or possibly an O-ring and two backup rings. Hydraulic seals used internally on a sliding … WebBack-up Rings Typical Applications Dynamic and/or static sealing applications Operating Range Pressure: depending upon material, temperature and extrusion gap. Please … WebMax. Temp (F°) 6000. 200. + 9258 MERKEL Split PTFE Back-Up Ring for O-Rings. These are high performance Urethane O-Rings for heavy duty applications. They have … change to construction contract work