white paper board

الوصف

White's sticking paper is a kind of thicker actually firm of white card paper, the main use is the print that prints to make name card, postal card, formal invitation and credential and pack to decorate to use.

The white card paper is divided into three A class, B class and C class rates, it is metered to have **5, **0, **5, , **0 gs/m 2 etc.s are various specifications. The white sticks paper to have **7* for the panel paper, size ***2(mm), **0****0(mm),**0****8(mm),**9****4(mm).

  The white card paper adopts **0% bleach vitriol wood slurry as raw material and has been tied slurry ionize-like in shapely, high degree earth Shi Jiao(Shi Jiao Du for 1.0~1.5 mms), join talcum powder, sulfuric acid barium function white filling compound, copy to build on the fourdrinier, and through press optics or press a line transaction but become. 

The white sticks the white degree of paper not to must be lower than *2%(A class), *7%(B class) and *2%(C class).The smooth degree has a dissimilarity request according to stage and the quantity , general above in the *0~*0 Ss(second).(press the white card paper of floral line have no smooth degree request)White card paper request to have a high stiffness and bear to break a degree, paper surface should neat, forbid the function paper disease of having the spot and scar can, disallow the warp strain of taking place.