Self Assembly Cylinder, Double Acting
Nominal working pressure: 250 bar (25 MPa)
Maximum working pressure: 320 bar (32 MPa)
Liner: E355 SR EN 10305 -1 steel liner, polished inside
Ra End plug: S355JR – ASTM A105 steel
Rod: Alloy steel 42CrMo4 +QT chromed Ra 9 ISO 10289.
Rods with corrosion resistance on request 500h, 1000h
Pilot boss: Steel C45.
Piston: Steel C45
Sealing system: Double rod seal, main one in PTFE + Bronze and secondary one in polyurethane. Piston seal in PTFE + Bronze with energizing ring in NBR90 and anti-extrusion rings in PTFE.
Rod and piston seals in phenolic resin.
O-rings in NBR70, Anti-extrusion rings in polyester.
Each cylinder undergoes hydraulic testing at 350 bars (35 MPa) of pressure.
Terms and conditions:
Cylinders are supplied unassembled with feed ports closed with threaded, sealed plugs.
Special coatings can be applied on customer request.
Suggested fluid: hydraulic mineral oil, minimum filtration fineness 19/15 a, ISO 4406.
Operating temperature: from -20°C to 80°C.
It is recommended to maintain fluid temperatures of 40÷50°C while in operation in order to maximize seal life.