Tianjin Yonglida Testing Machine Co., Ltd
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Black and white grid coverage measurement board
Black reflection value: 1; White reflectance value: 80 ± 2; 500 sheets per package
Product details

describe:Used for determining the contrast rate of architectural coatings or for rapid sampling of other coatings;The covering paper with double-sided coating on the surface can effectively prevent the phenomenon of paper rolling after painting;surfaceUVThe covering power paper that covers oil can withstand130High temperature of ℃.

Black reflection value:< 1;White reflection value: eighty±2; 500fix/package

Specifications and dimensions:

YLD 1103Covering force test paper(Diagonal diagonal)250×140mm

YLD 1104Covering force test paper(Black and white squares)250×140mm

YLD 1105Covering force test paper(Half black, half white)250×140mm

YLD 1106Covering force test paper(Diagonal diagonal)289×194mm

YLD 1107Covering force test paper(Black and white squares)289×194m

YLD 1108Covering force test paper(Half black, half white)289×194m


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