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Product Series

DQF

  • Code:DQF
  • Pressure≤(MPa):60
  • Speed≤(m/s):3
  • Temp.Range℃:-45/200
  • Material:PTFE/Bronze+NBR
  • Medium:Mineral oil based hydraulic fluids,barely flammable hydraulic fluids, water,air and others.
  • Application:Mobile hydraulics, Holding cylinders, Piston accumulators

Products.

Piston seals.   Piston seals.

DQF seals.   DQF seals.




  Piston seal.Piston seal.

       

 Technical Data

Pressure[Mpa]

Temperature(℃)

Sliding speed(m/s)

Medium

Standard
60 -45…+200 3
Mineral oil based hydraulic fluids,
barely flammable hydraulic fluids, water,air and others.

Material   Standard or can fit the groove
O ring & X ring slide ring PQ/01/02/03/04  
Standard  NBR
PTFE-Bronze
Special
(on request)
FKM
PTFE-Carbon

工作压力Pressure 160bar 200bar 400bar
最大挤出间隙Max Gap E E≤0.6mm E≤0.4mm E≤0.2mm

Order Example for standard version:
Diameter D=100mm
Order Code DQF100*87*8.3

Installation Dimension table based on Metric Size

D H9 d h9 L +0.2 d1 d2 C≥
40~70 D-10 6.3 2.62 1.78 4
80~130 D-13 8.3 3.53 2.62 4
135~450 D-18 12.3 5.33 3.53 6
480~700 D-31 16.3 6.99 5.33 7.5