Which materials can be used to make paper bags?

1. Advantages of white cardboard: solid, durable, good smoothness, printing out a rich and full color, paper bags commonly used 210-300 grams of white cardboard, often used more than 230 grams of white cardboard.

2. Material characteristics of copper cardboard paper: whiteness and gloss are very good, printing can make pictures and pictures reflect three-dimensional sense, but its firmness is not as good as white cardboard. The thickness of copper paper used in paper bags ranges from 128 to 300 grams.

3. Advantages of kraft paper: It has high toughness and firmness, and is not easy to tear. Kraft paper is generally suitable for printing some monochrome or colorless double-color paper bags. Commonly used sizes are 120-300 grams.

4. Advantages of black cardboard: firm and durable, black color, because black cardboard itself is black, its biggest disadvantage is that it can not print color, but can be used for bronzing, silver stamping and other processes.

There are four types of paper bags: open seam bottom bags, open glue corner bottom bags, valve-type suture bags, valve-type flat hexagonal end-bottom glue bags and so on.

According to the different ways of handle and hole digging: NKK (perforation and rope piercing), NAK (no hole and rope, divided into no mouth fold and standard mouth fold), DCK (cordless bag body hole digging handle), BBK (tongue without punching).  

Any more information about the paperbags please contact us, YiJin Packaging is manufacturer and trader which provide one-stop service for luxurious packaging and printing products