CKD Pneumatic cylinders Standard type Medium bore size cylinder CMK2-B Series
Medium bore size cylinder
Double acting back to back type
CMK2-B
Series
Bore size: 20, 25, 32, 40
Descriptions
CMK2-B
Double acting back to back type
Compressed air
1.0
0.1
1.6
-10 to 60 (no freezing)
Rc1/8
(up to 200), (over 200)
50 to 500
Rubber cushion
Not required (when lubricating, use turbine oil Class 1 ISO VG32.)
+2.4
0
Stroke length
Standard stroke length (mm)
Max. stroke length (mm)
Min. stroke length (mm)
25, 50, 75, 100, 150,
200, 250, 300
750 5
Note 1: Custom stroke length is available per 1 mm increment.
Note 2: For bellows "J" type, stroke length should be longer than 25 mm.
Consult with CKD when stroke length is shorter than 25 mm.
Min. stroke length of type with switch
Bore size mm
Actuation
Working fluid
Max. working pressure MPa
Min. working pressure MPa
Withstanding pressure MPa
Ambient temperature
Port size
Stroke tolerance mm
Working piston speed mm/s
Cushion
Lubrication
Allowable energy absorption
J
20
0.166
25
0.308
32
0.424
40
0.639
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