Most of the hand-held paper bags are made of thick kraft papers, white cardboard, gray-bottom white cardboard, white-bottomed cardboard and copper cardboard, which are printed, die-cut, glued and molded by an offset press.
Because of the modernization of printing technology and equipment, printing patterns are very exquisite, exquisite, rich expression, all modern printing technology can be in a small handbag performance, such as bronzing, concave-convex, UV, die-cutting and so on.
Plastic bags Plastic bags are divided into ordinary plastic bags and biodegradable plastic bags according to the materials used. General farmers ' Market to provide plastic shopping bags thickness of 0.005 mm or so, large supermarkets and shopping malls to provide plastic shopping bags in general thickness of 0.015 mm ~0.020 mm, at present, more than 80% of the plastic shopping bag thickness can not reach more than 0.025 mm national limit plastic standards.
After plastic restriction, large supermarkets and shopping malls are paid to use plastic shopping bags, as well as the use of degradable plastic bags in shopping malls. Cloth bags According to the use of materials need to textile, can be divided into textile cloth and non-woven. Textile fabric is divided into plant fiber cloth and chemical fiber cloth and blended fabric; Non-woven fabric is usually called Non-woven, English name is Nonwoven, is a non-woven fabric, it is directly using polymer slices, short fiber or filament fiber through the airflow or mechanical network, and then through the water thorn, acupuncture or hot-rolled reinforcement, Finally after finishing the formation of Non-woven fabrics, with a soft, breathable new fiber products, the advantage is not to produce fiber crumbs, tough, durable, silky soft, but also the feeling of cotton, and textile fabrics, Non-woven bags easy to shape and cheap.
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