Technical Information

Type Series Action Bore size (mm)
Standard CM2-Z Double acting, Single rod 20,25,32,40
Standard CM2-Z Single acting (Spring return/extend) 20,25,32,40
Standard CM2W-Z Double acting, Double rod 20,25,32,40
Non-rotating rod CM2K-Z Double acting, Single rod 20,25,32,40
Non-rotating rod CM2K-Z Single acting (Spring return/extend) 20,25,32,40
Non-rotating rod CM2KW-Z Double acting, Double rod 20,25,32,40
Direct mount CM2R-Z Double acting, Single rod 20,25,32,40
Non-rotating rod/
Direct mount
CM2RK-Z Double acting, Single rod 20,25,32,40
Centralized piping CM2□P Double acting, Single rod 20,25,32,40
With end lock CBM2 Double acting, Single rod 20,25,32,40
Specifications
CM2, CDM2
Bore size (mm)
20
25
32
40
Type Pneumatic
Action Double acting, Single rod
Fluid Air
Proof pressure 1.5 MPa
Maximum operating pressure 1.0 MPa
Minimum operating pressure 0.05 MPa
Ambient and fluid temperature

Without auto switch: −10°C to 70°C(No freezing)

With auto switch: −10°C to 60°C(No freezing)

Lubrication Not required (Non-lube)
Stroke length tolerance 1.4 mm
 0 mm
Piston speed Rubber bumper: 50 to 750 mm/s, Air cushion: 50 to 1000 mm/s
Cushion Rubber bumper, Air cushion
Allowable
kinetic 
energy
Rubber
bumper
Male thread 0.27 J 0.4 J 0.65 J 1.2 J
Female thread 0.11 J 0.18 J 0.29 J 0.52 J
Air cushion
(Effective cushion 
length (mm))
Male thread 0.54 J
(11.0)
0.78 J
(11.0)
1.27 J
(11.0)
2.35 J
(11.8
Female thread  0.11 J 0.18 J 0.29 J  0.52 J