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Zhejiang Dongda Paper Co.,Ltd

Add:Gaoyang Village, Chunjiang Avenue, Fuyang District, Zhejiang Province, 311421 China


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Introduction Of Duplex Board Grey Back
Jul 12, 2017

Whiteboard is commonly known as whiteboard, fly ash, gray white, gray copper. The base of color is gray, the front, the white coating surface, mainly for the printing and packaging, due to the material and different thickness of coating surface, grey, white board is divided into multiple levels, common grade for class A, B, C, E, F, from passive, high F the worst, also called light without coated paper or coated paper.


The whiteboard is measured in tons, and each grade is divided into several grams, which are divided into 230 grams, 250 grams, 270 grams, 280 grams, 300 grams, 350 grams, 400 grams, 450 grams and 500 grams. The grams of this weight here are per square meters per gram.