It has advantages of convenient operation, quick, flatulence barrel has big stress area, the stress distribution uniformity

High Precision Expandable Air Shaft-Board key

usage:It is widly used printing,cutting,coating,compounding and other machineriess releasing and winding scroll.

Mechanically Expanded sfafts were made of aluminum alloy or steel construction,all air expansion shaft we can according to customer's drawing,welocm OEM and ODM.

1,Key tapy pneumatic expanding shaft: ourside diameter varies in Φ36.Φ48.Φ56.Φ74.Φ100.Φ118.Φ150.Φ200.Φ300

2,Aluminum tile pneumatic expanding shaft:Φ74,Φ118

3,common shaft:fromΦ30-Φ1000.

Product usage: It is widely used in printing, cutting, coating, compounding and other machineries’ releasing and winding scroll.

High Precision Expandable Air Shaft-Board key