PP VALVE BAG THINGS TO KNOW BEFORE YOU BUY

As soon as the bag is filled, a pinch sealer closes the bag by activating pre-used glue to the bag’s opening with incredibly hot air, folding the open up finish over to accomplish the closure, and pinching the fold closed right until the glue cures. The end result is a very sealed package. Pinch-fashion bags can be utilized on guide or fully auto