ITEM | UNITS | AA GRADE | ||||
BASIS WEIGHT* | g/m | 250 | 300 | 350 | 400 | 450 |
MOISTURE | % | 6.5±1.5 | 7.0±1.5 | 7.0±1.5 | 7.5±1.5 | 8.0±1.5 |
THICKNESS | um | 310±15 | 375±15 | 435±15 | 510±15 | 570±15 |
ROUGHNESS PPS ≤ | um | 2.5(reel 2.0) | ||||
CD STIFFNESS* ≥ | mN.m | 2.9 | 4.1 | 6.1 | 9.1 | 11.6 |
CD FOLDING ≥ | hypo- | 20 | ||||
PLY BONDING ≥ | J/m | 100 | ||||
TOP COBB SIZE(60s) ≤ BACK | g/m | 50 | ||||
150 | ||||||
SPOT BLACK >0.3mm 2 >1.5 mm 2 | Entries /m | 20 | ||||
NO | ||||||
(ISO)BRIGHTNESS ≥ | % | 80 | ||||
(75 0 )GLOSS ≥ | % | 40 | ||||
INK HOLDOUT* | % | 25±5 | ||||
IGT BLISTER ≥ | m/s | 0.8(neutral ink) |