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For reciprocated hydraulic system. Possessing excellent performance in high, medium and low pressure and in high load, high frequency conditions. Especially suitable for long stroke. Applied to bigger rod diameter in fluids and under high pressure, for example: bulldozers, excavators, forging machines, machines for pressing ceramic bricks, rolling machinery , servo valves and other machine tools, etc.

In line with standards of GB/T 15242.1-94 and GB/T 15242.3-94. Design and apply please referring to Parker's OD, Merkel's OMS-MR, Trelleborg's RS1 and AS’s XB series standards.

4.Characteristics

1- high extrusion resistance

2- good dimensional stability, not affected by temperature

3- no confining pressure, can be installed in series

4- high static and dynamic sealing effect

5- excellent cushion performance to high stamping force

6- strong in corrosion resistance

7- low friction, no stick-slip behavior, no viscosity

8- simple groove design

9- can work without lubrication

10- longevity

11- simple installation