China High White Woodfree Offset Paper, Find details about China Offset Paper, Woodfree Paper from High White Woodfree Offset Paper
physical test | unit | tolerance | 60g/m2 | 70g/m2 | 80g/m2 | 90g/m2 | 100g/m2 | 120g/m2 |
grammage | g/m2 | ±3% | 60 | 70 | 80 | 90 | 100 | 120 |
thickness | um | ±4% | 74 | 84 | 95 | 106 | 116 | 140 |
cm2/g | ±4% | 1.23 | 1.20 | 1.19 | 1.18 | 1.16 | 1.17 | |
smoot hness | ws | minimum | 45 | 45 | 45 | 40 | 40 | 40 |
fs | 45 | 45 | 45 | 40 | 40 | 40 | ||
brightness | % | ±1 | 102.5 | 102.5 | 102.5 | 102.5 | 102.5 | 102.5 |
opacity | % iso | minimum | 87 | 92 | 93 | 94 | 95 | 96 |
breaki ng length | md | minimum | 5 | 5 | 4.5 | 4.5 | 4 | 4 |
cd | minimum | 2 | 2 | 1.5 | 1.5 | 1.5 | 1.5 | |
moisture | % | ±1 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
wax picking | A | ±2 | 16 | 16 | 16 | 16 | 16 | 16 |
cobb 60 data | g/m2 | ±10 | 35 | 35 | 35 | 35 | 35 | 35 |