Production process of self - sealing bag in

Self-styled bag production process
The  production of self-sealing bag is divided into two kinds, one is  directly blown film molding, self-sealing above the general is 1.8CM,  self-sealing near the mouth is relatively thick, zombie bag on both  sides of the use of eager sealing method bag into the finished product; The method of the chain, the latter method is mainly used for the production of composite bags.
Self-adhesive  self-styled bag production is mainly used single-film cross-cutting,  both sides of the heat seal, bag positive and negative length, while the  other side of the side 3-5cm can be folded back part of the fold back  part of the stickers, Sex gum and other colloids, when used to tear the colloid on the plastic mask can be folded back to seal the bag.