Kraft paper bag production methods

Kraft paper bags are highly praised by everyone because of their environmental protection characteristics, especially in European countries, almost all use kraft paper bags, so there are several ways of kraft paper bags.
1. Small white kraft paper bag, generally this kind of bag has a large amount and a wide range of use, because some businesses have a lot of requirements for this kind of kraft paper bag, cheap and durable, usually practice this kind of kraft paper bag forming machine, the machine is attached with a rope, completely through the machine operate.
2. Medium-sized kraft paper bags, under normal circumstances, the medium-sized kraft paper bag machines are made of synthetic paper bags. The kraft paper bags are limited by the molding size of the current domestic molding equipment, and the kraft paper bags are only pasted with small strings. Self-adhesive bags, kraft paper bags The practice is restricted by the machine. Many bags cannot be made by machine alone.
3. The methods of large bags, kraft paper bag heads, thick yellow-brown paper bags, and kraft paper bags are all handmade. At present, there is no solution to these kraft paper bag forming machines in China, only hand-made, and the production cost of this type of kraft paper bags is high. The amount won't be huge.
4. Regardless of the above paper bags, if the quantity is not large enough, they are generally made by hand. Due to the loss of the large kraft paper bag making machine, when the paper bag adhesives is used, there is no way to solve the problem of the small number of paper bags.