Air Expanding Shafts

Air Expanding Shaft is one of our widely sold and accepted product by our valued clients in the market, The design of Air Expanding shaft has been crafted keeping in mind all industry specific designs and sizes.
For fast change over of un-winderwinder roll air expanding shafts are required for core holding. Through its air valve air can fill and the air shaft will hold the core by expanding the rubber bladder. Core gets released after removing the Air by thump press. Most commonly used cores are 3 inch ID core but bigger cores are also used where heavy weight of the unwindre-wind rolls. Air expanding shaft is core-holding device suitable for 3 inch core inside diameter & 70mm core diameter. Lugs type Air expanding shaft is most commonly used for paper or PVC core holding.