27
Jan
Kraft paper and test paper are the two most common kinds of paper use in corrugated boxes. When it comes to the inside liner, test paper is often utilise, with Kraft paper being use for the exterior liner of the box. Compared to test paper, kraft paper is more costly, but it is of superior quality. Kraft paper is create from softwood trees such as pine, spruce, and fir, and is compose of 70-80% virgin chemical pulp fibre. Kraft paper is use in the production of packaging. It is available in a number of various colours and finishes, including brown,…