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Suitable for Work-hold and Clump.
21MPa Hydraulic Cylinder of all screw type.
Conducting screw cutting in the body circumference.
Conducting female processing at the end of the rod in order to install jig.
Standardizing Air vent mechanism in order to gain certain clamp force.

     description of term
Product Lineup
Action Style Bore(mm) Stroke(mm)
5 10 20
Basic φ12 -
φ20 -
φ32 -
Block φ12 -
φ20 -
φ32 -
With Cap φ12 -
φ20 -
φ32 -

Structure Single-acting Spring Return
Aailable Bores(mm) φ12,φ20,φ32
Cylinder Stroke(mm) 5/10/20
Norminal Pressure 21MPa
Max. Allowable Pressure 25MPa
Proof Test Pressure 31.5MPa
Min. Working Pressure 0.5MPa
Operating Speed Range φ12 : 100mm/s or under φ20/φ32 : 200mm/s or under
Operating Temperature -10 to +80 Celsius Degree(But do not use when frozen)
Cushion Mechanism None
Working Fluid Petroleum-based fluid
(For other working oil, refer to the table of working oil adaptability.)
Thread Tolerance JIS 6g/6H
Stroke Tolerance 0 to +1.0mm
Mounting Style All Screw Type in circumference(With a nut)

Hydraulic pressure that is generated in cylinder due to the inertia of load shall be set at less than the maximum allowable pressure.

Allowable Fluid, Seal Material
Seal Material Allowable Fluid
Petroleum-based Fluid Water-Glycol Fluid Phosphate-Ester Fluid Water in Oil Fluid Oil in Water Fluid
Nitrile rubber
Note)The -marked items are applocable,while the -marked items are inapplicabe.

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