Dimensions
SR20 is a double acting cylinder made entirely of stainless steel. Standard cylinder diameter from ø25 mm up to and including ø80 mm.
Enter page Technical drawings for standard cylinders.
Application
Typically used within food industry, fishing industry, environmental technology and wherever the surroundings or the hydraulic fluid condition the use of stainless steel. The cylinder design is simple and robust ensuring long service life in adversely affected environments.
Cylinder Tube
Seamless stainless steel, quality W.St. 1.4301
Honed, Ra max. 0.1 micron.
Internal tolerance H9.
The cylinder tube is also available in acid proof material W.St. 1.4401
Piston Rod
Centerless-polished stainless steel,
quality W.St. 1.4460,
hard chromed min. 20 micron.
Temper, min. 850 HV .
Ra max. 0.3 micron.
External tolerance h9.
Piston Rod Speed:
Max. speed 0.3 m/s.
For higher velocities, use special seals.
Please state when ordering.
Sealings, Piston
Compact packing with nitrile centre ring, polyelastomer shock rings and acetal wear rings.
Piston Rod: Acrylic nitrile rubber seal ring.
Wear Rings: PTFE with bronze.
Scraper: Single lip rubber scraper
Connections
Cylindrical pipe thread BSP
Operation pressure: Max. 200 bar.
Operation temperature:
-20° to +100° C
Pressure medium:
Hydraulic oil on mineral oil basis.
