Anti Extrusion Back Up Rings are Manufactured from over 15 different Polymers which include. Nitrile (NBR), Fluorocarbon (Viton?), Silicon (VMQ), Fluorosilicone (FVMQ), Polyurethane, PTFE (Teflon?), Natural Rubber (NR), Ethylene Propylene (EPDM), Hydrogenated Nitrile Rubber (H-NBR), Carboxylated Nitrile Rubber(X-NBR), Styrene Butadiene Rubber (SBR), Perfluoroelastomer (FFKM), Chloroprene (Neoprene?).
Contact us for more information on backup rings.
If only one backup ring is used, the "O" Ring should be placed between the pressure source & the backup ring.
Backup rings prevent extrusion of "O" Rings In high pressures usually above 1500 PSI & compensate for loose fitting components.
One backup ring should be used on each side of the "O" Ring in double acting assemblies if possible two backups should be used even in single acting assemblies.
Backup rings prevent extrusion of "O" Rings In high pressures usually above 1500 PSI & compensate |
BRT PTFE Back Up Rings Fits Excavator BRT type PTFE+copper powder material Seal ring back support ring. BRT back up ring seal series materials are: PTFE-polytetrafluoroethylene material and copper powder polytetrafluoroethylene. The addition of copper powder PTFE has higher ...
Come From Guangzhou Sanping Machinery Co., Ltd.
Sanping Back Up Ring China buck up ring seal is a thin ring designed to prevent the O-ring from extruding under pressure. They are installed in the gland between the seal and the gap to provide zero gap. Types of Backup Ring Seals BRT Back Up Ring Fits Excavator N4W Back Up ...
Come From Guangzhou Sanping Machinery Co., Ltd.
This contemporary adjustable height drafting stool offers flip up arms and a mid back design with curved lumbar and breathable mesh material. For your comfort tilt lock mechanism that rocks/tilts the chair and locks in an upright position with tilt tension adjustment knob that ...
Come From BEST PRICE SEATING