Print this page

A157

Rate this item
(1 Vote)

A157 SINGLE ACTING PISTON AND ROD SEAL

  • VERY ECONOMIC SUPERIOR SEALING PERFORMANCE
  • SUITABLE FOR EVEN LOWER PRESSURES
  • INCREASED SEAL STABILITY
  • REDUCED LEAKAGE
  • DIRT PREVENTION
  • LOWER FRICTION AND DRY ROD SEALING PERFORMANCE
  • EASY INSTALLATION

General Properties

A157

Technical Properties

A157 SINGLE ACTING U RING PISTON AND ROD SEAL

ALP A157 U Ring has symmetrical lips and is designed to be used for medium to heavy duty hydraulic cylinders and piston or rod applications.             

A157 Rod Seals are manufactured with 92 shore ALP PU compound as standard and could be manufactured in FKM (VITON) for extreme temperature conditions on your demand. Please contact our sales team for pricing and lead time.                                                                                                          

A157 single acting piston and rod seal offers very economic superior dynamic and static sealing performance with easy installation into closed housing, lower friction, dry rod sealing, prevention against dirt particles, and increased seal stability because of the twin lip design.

Wide range of metric and imperial dimensions available exstock.                                                         

A157 ROD SEALS to be used for construction machinery, moving and loading platforms, forklifts, agricultural machinery, injection moulding machinery, telescopic platforms any standard cylinders etc.

A157 single acting u seal is recommend to be used with min one ALP guidening element combination such as A251, A254, A255, A256, depending on the working conditions.                                                      

Please do not hesitate to send us an email if you have any queries This email address is being protected from spambots. You need JavaScript enabled to view it.

 

TECHNICAL DATA
Standard Materials PU
Working Pressure 400 Bar
Working Temperature -30 +100
Sliding Speed 0.5 m/sn
Material 92 PU
Media Mineral Base Hydraulic Oil
 
Surface Roughness
  Ra Rmax
Dynamic Surface ≤0.4 μm ≤3.2 μm
Groove Base ≤1.6 μm ≤10 μm
Groove Flanks ≤3.2 μm ≤16 μm
 
Permissible Gap (max.) for PU
Cross Section Pressure (Bar)
150 250 400
≤5 0.3 0.2 0.15
>5 0.35 0.25 0.2

 

Read 120513 times Last modified on Monday, 11 April 2016 10:21