China 400g C1S Ivory Board Card Paper, Find details about China Paper Board, Paper Card from 400g C1S Ivory Board Card Paper
Index | Unit | Tolerance | Specification | |||||||
Substance | g/m2 | ± 3% | *210 | 230 | *250 | 275 | *300 | 325 | *350 | 365 |
Caliper | μm | ± 20 | 308 | 343 | 370 | 413 | 453 | 483 | 528 | 548 |
pt | ± 0.8 | 12.1 | 13.5 | 14.6 | 16.3 | 17.8 | 19 | 20.8 | 21.6 | |
Stiffness(CD) | MN | ± 15% | 3 | 4 | 5.5 | 7.5 | 9 | 11.5 | 12 | 13..5 |
Stiffness(MD) | MN | ± 15% | 6 | 7 | 9 | 15 | 18 | 23 | 27 | 32 |
Brightness(ISO) | % | ± 2 | Top:90;Back:85 |