Similar but not identical: 1.
White paper is a kind of positive white and smooth, many for grey board
on the back of, the board is mainly used for single color printing is made after cartons used for packaging, or used in the design, handmade products.
White paper is made up of MianJiang and each layer bottom slurry dryer machine or slotted in rotary screen mesh machine manufacture paper with pulp mixing board.
Paste is generally divided into MianJiang (
, two, three, four layers, each layer of the pulp fiber ratio is different, and the layers of pulp fiber ratio, and according to the quality of the copy paper.
Conventional whiteboard paper gram weight: 230 g/m2, 250 g/m2, 270 g/m2, 300 g/m2, 350 g/m2, 400 g/m2, 450 g/m2, 500 g/m2, etc.
White paper plate is a 2 -
White linerboard, three layer structure is a kind of more advanced packaging cardboard, mainly for the sales packaging, they are made into various classes after color printing box, box, play a protection goods, decorate beautification goods promotion effect, also can be used to make tag, line the negatives and blister packaging.
White paper board is known as 'Manila paper, white paper board used for children's education pictures and printed stationery, cosmetics, medicines trademark.
Quantitative 200 g/square metre to 400 grams/square metre.
Its thickness is consistent, no burr and no powder, resilient, folding resistance to fracture.
White paper board is composed of surface, core board and the bottom.
Production of plate surface and the underlying use white paper pulp bleaching, the core layer with mechanical pulp, pulp or some other secondary fiber bleaching and half bleached pulp.
Products from 3 ~ 6 layer, and even more layers.
General surface of the pulp bleaching requires a certain degree of sizing and printing adaptability.
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