What is window box?
Carton (English carton or hard paper case): It is the most widely used packaging product. According to different materials, there are corrugated boxes, single-layer cardboard boxes, etc., with various specifications and models.
There are three layers and five layers commonly used in cartons. Seven layers are used less frequently. Each layer is divided into lining paper, corrugated paper, core paper, and face paper. The lining and face paper are teaboard paper, kraft paper, corrugated paper for core paper, and various types of paper. The color and feel are different, and the paper (color, feel) produced by different manufacturers is also different.
Window filming is a special kind of filming process. In addition to the advantages of film-coated products, it also makes the packaged goods visible. Mainly used in carton packaging, in the packaging of food, medicine, light industrial products, and export commodities are increasingly widely used. In actual production, due to various uncertain factors, product quality fluctuates greatly, and defects such as blistering, peeling, wrinkles, snowflake spots, aprons, and paper rolls are prone to occur.