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GR/CS
Description
GR/CS is a double-acting scraper energised by an O-Ring. It can be used as a secondary seal in combination with a single- or double-acting seal, i.e. both GCR and GPS.
  • Good scraping results even with hard-to-remove dirt;
  • Good hold of the residual oil film on the piston rod;
  • Excellent sliding properties;
  • No stick-slip;
  • High resistance to hydraulic flows.
TECHNICAL DATA
REFER TO SEAL IN PTFE + BZ AND O-RING IN NBR70
Working Speed
Temperature
Up to 15m/s
-30°C / +100°C
INSTALLATION GROOVE SIZING
ø Piston (dN) f8/h9 ø Groove Groove width Ø Bore ø O-Ring
Series N° Recommended range Extended range D3 H9 L1 +0.2 D4 H11 d2
GRC70 4.0 - 11.9 4.0 - 130.0 dN + 4.8 3.7 d + 1.5 1.78
GRC71 12.0 - 64.9 10.0 - 245.0 dN + 6.8 5.0 d + 1.5 2.62
GRC72 65.0 - 250.9 25.0 - 400.0 dN + 8.8 6.0 d + 1.5 3.53
GRC73 251.0 - 420.9 40.0 - 655.0 dN + 12.2 8.4 d + 2.0 5.33
GRC74 421.0 - 650.9 110.0 - 655.0 dN + 16.0 11.0 d + 2.0 7.00
GRC75 > 651 140.0 - 999.9 dN + 20.0 14.0 d + 2.5 8.40
ASSEMBLY DRAWING
3D DESIGNS