Paper bags by material
Paper bags can be divided into: white cardboard paper bags, white cardboard paper bags, copper paper paper bags, kraft paper bags, and a small amount of special paper.
White cardboard: White cardboard is firm and thick, with high stiffness, burst resistance and smoothness, and the paper surface is flat. The commonly used thickness is 210-300 grams of white cardboard, and the most used is 230 white cardboard. The paper bag printed on white cardboard is full of color and the texture of the paper is also very good, which is your first choice for customization.
Coated paper: Coated paper is characterized by a very smooth and smooth surface, high whiteness, high smoothness and good gloss, and it also makes the printed graphics and pictures have a three-dimensional sense. The commonly used thickness is 128 grams -300 grams. The printing effect is the same as that of white cardboard, and the color is full and bright. Compared with white cardboard, the stiffness is not as good as that of white cardboard.
White kraft paper: White kraft paper has high burst resistance, good toughness, high strength, uniform thickness and stable color image. According to relevant national laws and regulations, supermarkets restrict the use of plastic bags, and foreign countries, Europe and the United States and other countries advocate the trend of using environmentally friendly paper bags, and strictly control plastics Pollution, plastic bags will be replaced by environmentally friendly paper bags, white kraft paper market prospects are promising. Made of 100% pure wood pulp, environmentally friendly and non-toxic, environmentally friendly and recyclable, white kraft paper has good toughness, and does not need to be covered, widely used in making environmentally friendly clothing handbags, high-end shopping bags, etc. Commonly used white kraft paper with a thickness of 120 grams to 200 grams, the paper has no brightness and gloss, and white kraft paper is not suitable for printing content with too much ink.
Kraft paper: also known as natural kraft paper. It has high tensile force, high toughness, usually brownish yellow, high tear strength, rupture and dynamic strength, and is widely used in shopping bags, envelopes, etc. Commonly used thickness is 120 grams -300 grams of natural kraft paper. Kraft paper is generally suitable for printing single-color or two-color and uncomplicated manuscripts. Compared with white cardboard and white kraft paper, the price of yellow kraft paper is the lowest.
Whiteboard paper with gray background: Whiteboard paper is a kind of cardboard with a white and smooth front and a gray background on the back. The commonly used thickness is 250 grams to 350 grams. One side of whiteboard paper is white and the other side is gray. a little.
Black cardboard: It is a kind of special paper with black on both sides. Black cardboard is characterized by fine paper quality, transparent black, firm and thick, good folding resistance, smooth surface, good stiffness, good tensile force and high burst resistance. Commonly used thickness is 120 grams -350 grams of black cardboard. Because black cardboard is black inside and out, it cannot print colored patterns, and is only suitable for bronzing, bronzing and other processes. The bags made are also very beautiful.
