物性试验Physical Test |
单位 |
70 |
80 |
定量Grammage |
g/m2 |
70±3% |
80±3% |
厚度(微米)(不小于)
Thickness(μm)(no less than) |
μm |
94 |
105 |
紧度(不小于)
Density(no less than) |
g/cm3 |
0.75 |
0.75 |
粗糙度Roughness WS
(本特森法)(Bentsen) FS |
ml/min
ml/min |
200-350
200-350 |
200-400
200-400 |
BEKK平滑度smoothness |
Sec/10CC |
≥15 |
≥15 |
白度Brightness(不小于) |
% |
93 |
93 |
不透明度(不小于)
Opacity(no less than) |
% |
82 |
88 |
抗张强度Tensile Strength MD
(不小于)(no less than) CD |
Kg / 15mm
Kg / 15mm |
4.5
2.0 |
6.0
2.5 |
水份Moisture |
% |
4-7 |
4-7 |
拔蜡度(不小于)
Wax picking(no less than) |
A |
14 |
14 |
吸水性(60sec)(不大于)
Cobb60 Data(no more than) |
g/m2 |
30 |
30 |