How to make kraft paper bags

Because of its environmental protection, kraft paper bags are favored by everyone, especially in almost all European countries, so there are several ways to make kraft paper bags.
1. Small white kraft paper bags. Generally, there are a large number of these bags and they can be used in a wide range. Many merchants require this kind of kraft paper bag to be cheap and durable. Usually, this kind of kraft paper bag is formed by a machine, and the machine sticks the rope. machine operated.
2. The practice of medium-sized kraft paper bags. Usually, medium-sized kraft paper bags are kraft paper bags made by hand-attaching ropes after being pasted by machines. Because domestic kraft paper bag forming equipment is limited by the molding size, and kraft paper bags The rope sticking machine can only stick the rope of the small handbag, so the practice of kraft paper bag is limited by the machine. There is no way for many bags to be produced by the machine alone.
3. Large bags, kraft paper bags with reversed ends, thicker yellow kraft paper bags, these kraft paper bags must be made by hand, there is no machine in China that can solve the problem of forming these kraft paper bags, so they can only be made by hand. The production cost of kraft paper bags is relatively high, and the quantity will not be large.
4. No matter what kind of kraft paper bags above, if the quantity is not large enough, it is generally made by hand, because kraft paper bags made by machines are lossy, and there is no way to solve the practice of small quantities of kraft paper bags.