The production process of paper-plastic composite bags is very rigorous. In order to allow consumers to use safe and environmentally friendly products, paper-plastic composite bag manufacturers have specified a series of process requirements. The following will introduce the production requirements of paper-plastic composite bags. .
1. In terms of the appearance quality of the composite bag, the warp and weft threads of the paper-plastic composite bag must not be broken, folded, or wrinkled, and the surface of the silk cloth is shiny and smooth;
2. When suturing, it is not allowed to take off the needle, break the thread, slant seam, curl, etc., the seam is neat, and the remaining thread of the upper seam cannot be in the center of the seam;
3. The layout and logo of the composite bag should be printed clearly and neatly, with bright color and luster, and the font should meet the standard of the sample bag, and the packaging bag should not have obvious oil or ink stains.
4. If the inner bag of the paper-plastic composite bag is a white transparent bag made of new polyethylene high-quality raw materials, there must be no defects such as air bubbles, water marks, cracks, and holes. It must have good tensile force and physical properties, and meet the above requirements Woven bags are high-quality woven bags.
Therefore, you can see that the production requirements of paper-plastic composite bags are very strict. We can rest assured to buy paper-plastic composite bags from regular manufacturers. If you still have doubts, you can always give us a call or continue to pay attention to this site.