Open bag

Open bag, also called seamed bag, is made by the way of slicing the port by machine at the same time when making tubular bag pieces from base material. Automatic or semi-automatic filling from the open place in the top, and after finishing filling, matching with seal type container bag filling machine, it can directly seam the bag with seam line and joint strip.

It is mainly used for packaging foods, chemical powder, new type materials, mineral products and other powdery or grainy solid materials and flexible materials, as a widely popular type of container bag in the industry.