Plastic packaging coils are one of the four major materials in the packaging industry: paper and cardboard accounted for 30%, plastics accounted for 25%, metal accounted for 25%, and glass accounted for 15%. The above two 25% fully illustrate the importance of the plastic packaging coil industry. Although the plastic packaging coil industry is now…
The advantages of the self-supporting spout bag: the self-supporting spout bag is a relatively novel packaging form. Compared with the common packaging form, the biggest advantage is portability; the self-supporting spout bag can be conveniently placed in a backpack or even a pocket, and can be used with The content is reduced and the volume…
In daily life, people are exposed to more plastic bags (films), general polyvinyl chloride (PVC) and polyethylene (PE) plastic films (bags), how to distinguish between the two, Shijiazhuang Zeyi Packaging is summarized below Several simple methods: ⑴ touch method It feels lubricious to the touch, and the surface looks like a layer of wax (chemically…
