K81 back-up rings are sealing elements that are generally used behind the o-ring in order to ensure system security and minimize extrusion gaps in many applications.

PRODUCT ADVANTAGES

• Extrusion resistance in larger gap clearance
• Easy installation
• Can be used at high pressure
• Wide range of dimensions

APPLICATION

• Agricultural machinery
• Construction machinery
• Loading platforms
• Injection moulding machines
• Forklifts
• Standard industrial cylinders

MaterialCode
TPE TP5501

OPERATING CONTITIONS

Temperature-40 °C
+100 °C
Pressure≤300 bar
Speed≤1.0 m/sec

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