SUBSTANCE, g/m2 |
CALIPER, μm |
BULK, cm3 /g |
BENDING STIFFNESS, mN (TAPP1 T 556) |
||
MD |
CD | GM | |||
TOL : ± 3% | TOL : ± 5% | TOL : ± 5% | TOL : ± 15% | ||
260 | 338 | 1.30 | 184 | 33 | 115 |
270 | 351 | 1.30 | 206 | 80 | 130 |
280 | 364 | 1.30 | 230 | 90 | 145 |
290 | 377 | 1.30 | 260 | 100 | 160 |
300 | 390 | 1.30 | 270 | 105 | 170 |
320 | 416 | 1.30 | 295 | 125 | 190 |
PROPERTY | TOLERANCE | VALUE | ||
MOISTURE, % |
(TAPPI T 412)
|
Up to 300 GSM
|
-
|
6.0 to 7.0 |
Above 300 GSM
|
-
|
7.0 to 8.0 | ||
ROUGHNESS, μm | (TAPPI T 555) | Top | Max | 3.0 |
SMOOTHNESS, ml/min | (TAPPI T 479) | Top | Max | 150 |
COBB60, g/m2 | (TAPPI T 569) |
Top / Bottom
|
Max | 30/35 |
PLYBOND, J/m2 |
(TAPPI T 441) | - | Min | 150 |
IGT DRY PICK, m/s | (ISO 3783) | Top | Min | 0.8 |
GLOSS at 75°, % | (TAPPI T 480) | Top | Min | 35 |
BRIGHTNESS, % | (ISO 2469) | Top | Min | 76 |
Note: The results of the properties are as per TNPL lab test measurements according to International standard test methods - TAPPI/ISO.
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