High quality expanding key type aluminium air shaft
Brief introduction
The air shaft introducing foreign advanced production equipment and fabrication technology, using imported balloon, the shaft is casting by aluminum alloy, shaft body plating chromium, accurate assembly, convenient to use and long operating life. When using, match with our company's professional configuration of the aerate gun filling gas for the nozzle jet, to make the shaft of off-axle appearance uniform expansion, thereby lock nitrogen-treated barrel, when unloading, press on deflated mouth to deflated, then nitrogen-treated barrel can be unloaded.
Performance and advantages
Air shaft in practical applications, it has advantages of convenient operation, quick, without damage rolls etc.
Product usage
It is widely used in printing, cutting, coating, compounding and other machineries’ releasing and winding scroll.

Key type


Strip type


Performacne & Advantage:
In practical applications,it has advantages of convenient operation,quick, air shaft has big stress area, the stress distribution uniformity etc.
Product Purpose: It is applicable to winding and unwinding shaft of the related machines in coating ,cutting,printing,compounding,paper making,bag making,plastic items,specially the occasion of the high-efficient roundness required or surface winding and unwinding of the paper tube.Moreover,it also can improve efficiency and quality of the products.
Note: The length can be customized according to your requirements.



Application
Packaging & Shipping

Delivery:
1.If order sample for test,we can send it to you by UPS/ TNT / DHL / FEDEX.The tracking number will be advised after delivery.
2.If the order is big,we will advise you delivery it by air or by sea.
3.EXW,FOB,CIF are available.It's up to you.
Order Guide:
User should specify type,dimension,the position of gas nozzle,and the tolerance of the important size of the top of the shaft.All formal drawing of overall dimension should be provided.After the confirmation of both sides,we will start production.