Qingdao silk screen printing processing Small make up tell you packaging material classification

　　Paper is divided into two categories: paper, pit. Usually face paper box commonly used are: ash copper, cupronickel, single copper, luxuriant, golden card, platinum card, the silver card, laser card, etc. "White white" means: white brass and copper. White brass and copper have in common is both sides are white. The difference is that "white brass" : a smooth side is not smooth. Popular point is the side can be printed, the other can not be printed. "Single copper" : both sides are coated surface, and can be printed. Grey, grey board have this kind of paper, but it is not used for packing box, grey, white board, it is the so-called "grey copper paper" the front is white, can be printed, the opposite is gray, can not be printed. General white card, that is, "white white" paper, short for general offer only (in addition to the special white card, such as: the platinum card, white silver card), etc.

　　Packaging materials

　　Paper: (1) powder plate side of one side white gray, the low price, Double paper: both sides are white, the price is on the high side.

　　(2) according to the product shape and size of the decision to color box of materials. The blues paper, commonly used materials are: 280 g, 300 g the blues paper, 350 g the blues paper, 350 g the blues, 250 g double powder paper framed framed E pit (bi) m: o E pit, etc.

　　(3) wooden box, box, leather box.