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6 inch pneumatic expanding shaft rewinder unwinder
6 inch pneumatic expanding shaft rewinder unwinder
6 inch pneumatic expanding shaft is a larger size air shaft, it is suitable for paper core diameter 151mm-153mm.

When there is no air inflating, 6 inch pneumatic expanding shaft diameter is 150mm, after inputting air source, then keys or strips of 6 inch pneumatic expanding shaft will be expanded out to 152mm-156mm as needed. This pneumatic expanding shaft can be customized to meet different customers' requirement.
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