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Profile : Piston Seals


Spareage : P57
P57 Assembly
 
Details :
P57 is a double acting piston seal suitable for light to medium duty hydraulic cylinders & suitable for cylinders with small groove dimensions thus enabling a compact piston. The P57 is a combination of O-ring energiser and outer seal ring made of PTFE added with a filler to increase the resistance of seal ring to high pressure. Generally, But, Glass/Graphite filled PTFE seal can also be made. The P57 seal can be easily mounted on a single piece piston and is also suitable for two-piece piston application. when in contact the cylinder bore, the PTFE ensures a stick slip free movement and reduces friction to a minimum. The filler increases the strength in the seal ring to prevent it from extruding and to withstand pressures as high as 350 BAR.
MATERIAL
Sealing Ring : POM
O Ring : Nitrile Rubber 70/75 Shore A
: FKM 70/75 Shore A
OPERATING CONDITIONS
Temperature Range : -30° C to + 100° C (NBR)
: 0-30° C to + 220° C (FKM)
Pressure : 350 Bar
Speed : 0.5 m/s
SURFACE ROUGHNESS
Static : 1.6 mmRa
Dynamic : 0.4 mmRa
COMPATIBILITY
Mineral oils, bio oils, water soluble & water glycol fluids.
APPLICATION
  • Application Presses, agricultural machinery, injection
  • moulding machines, mills, marine hydraulics, industrial
  • vehicles, cranes, handling equipment, control and regulation
  • equipment.
FEATURES
  • Well proven design.
  • Self-lubricating seal ring.
  • High surface speed.
  • Friction at minimum.
  • Compact piston.
  • Any size upto 1200mm available on request.

Manufactured by: Max Spare Limited
Product ID: 304i
 

Part No. :
ID : -
OD : -
Thk :
Mould No. :

Part No.IDODTHKMaterialQtyActionsMould No.
P57022090122.2228.574.70NBR     CS-1515
P57041080141.2750.807.11NBR     CS-3715
P57053640153.9763.507.11FKM/PTFE     CS-145
P57066080166.6776.2010.20NBR+ACT-1     CS-3717
P57066X70166.6876.206.98NBR     CS-765
P57073080273.0282.556.98NBR     CS-3064
P57079080179.3788.906.98NBR     CS-3063
P57088080188.9098.426.80NBR     CS-3307
P571140801114.30127.0014.25NBR     CS-3325
P571230801123.82133.357.13NBR+NY     CS-875
P571296402129.50140.0010.20FKM     CS-984
P571296401129.50140.008.00FKM     CS-983
P571347301134.01146.0513.00FKM     CS-625




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