Number | Property | Unit | Test Method | Value | |
1 | Grammage | g/m2 | GB/T451.2 | 61, 68, 85 | |
2 | Grammage Deviation | g/m2 | GB/T451.2 | ±3 | |
3 | Moisture | % | GB/T462 | 5.5±1 | |
4 | Wet Strength | MD TD | KN/m KN/m | GB/T465.2 GB/T465.2 | ≥1.0 ≥0.7 |
5 | Tensile Strength | MD TD | KN/m KN/m | GB/T453 GB/T453 | ≥3.5 ≥1.8 |
6 | Wet Tensile Strength | mN/m | GB/T14216 | ≥38 | |
7 | Break Load | MD TD | mN mN | GB/T455.1 GB/T455.1 | ≥350 ≥350 |
8 | Resverse Side COBB (60s) | g/m2 | GB/T1540 | 15±5 | |
9 | Aluminum Firmness | % | ≥95 | ||
10 | Alkali Resistance | S | ≤90 | ||
11 | Gloss(45°) | % | GB/T8941.2 | EMBOSSED≥200 PLAIN≥300 | |
12 | Smoothness | S | GB/T456 | EMBOSSED≥600 PLAIN≥1000 |