What should be noted in the production selection of paper bags?
Release time: 2024-02-03
According to the material, it can be divided into: white cardboard, white kraft paper, copperplate paper, kraft paper, and a small amount of special paper.
White cardboard: White cardboard is sturdy and thick, with high stiffness, durability, and smoothness, and a smooth paper surface. The commonly used thickness is 250-300g white cardboard, with more emphasis on 250g white cardboard for handbags. White cardboard and printed paper bags, with full colors and good texture, are the primary choice for customizing handbags.
Copperplate paper: Its characteristic is that the surface of the paper is very smooth and flat, with high whiteness, smoothness, and good glossiness. It also gives the printed graphics and images a three-dimensional feel. Commonly used thickness is 128g-300g. The printing effect of copperplate paper is the same as that of white cardboard, with full and bright colors. Compared to white cardboard, its stiffness is not as good as white cardboard. Poor load-bearing capacity and susceptibility to damage
White kraft paper: White kraft paper has high tear resistance, good toughness, high strength, and stable color images. According to relevant regulations, supermarkets are restricted from using plastic bags, while foreign countries and Europe and America advocate the use of environmentally friendly paper bags and strictly control plastic pollution. Plastic bags will be replaced by environmentally friendly paper bags. The market prospects for white kraft paper are promising. Made of 100% pure wood pulp, environmentally friendly, non-toxic, and recyclable. White kraft paper has good toughness and does not require lamination, so it is widely used to make environmentally friendly clothing handbags and shopping bags. White kraft paper with a weight of 120g-200g is commonly used, but the paper lacks brightness and glossiness, so white kraft paper is not suitable for printing with too much ink content.
Kraft paper: also known as natural kraft paper. It has high tensile strength, high toughness (usually brownish yellow), high tear strength, fracture strength, and dynamic strength, and is widely used in shopping bags, envelopes, etc. Commonly used kraft paper, with a thickness of 120g-300g. Kraft paper is generally suitable for printing monochrome or two-color, uncomplicated documents. Compared with white cardboard and white kraft paper, yellow kraft paper bags have a lower price.
Black cardboard: It is a special type of paper with black on both sides. The characteristics of black cardboard are that it is a very good type of paper, dark black, sturdy and thick, with good folding resistance, smooth surface, good stiffness, good tensile strength, and high burst resistance. Commonly used black cardboard, with a thickness of 120g-350g. Because the inside and outside of the black cardboard are black, it cannot be colored during printing and is only suitable for processes such as hot stamping and silver hot stamping. The bag made is also very beautiful.
According to different purposes: including file bags, envelopes, clothing bags, food bags, shopping bags, gift bags, and wine bags. There are many requirements for different purposes, design specifications and sizes, including the thickness of paper bags, so they need to be customized according to actual situations. Paper can be recycled materials.
