Thickness refers to the thickness of the paper, which refers to the thickness of the paper or cardboard measured directly under a certain pressure between two measuring plates, in mm or μm. Generally, the thickness directly affects the opacity of the…

Corrugated paper is a kind of material for product carton production and color box packaging, which is deeply loved by the majority of suppliers. This material protects products from natural factors such as sunlight, wind, rain, dust, etc., prevents v…