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Raw Paper

SPECIFICATIONS
 
Property Unit Tolerance Value Standards
Grammage g/ ±3% 220 230 240 250 260 280 300 320 330 350 ISO 536
Thickness μm 330 345 355 365 374 392 420 435 449 476 ISO 534
stiffness      Taber(15°) C D mN·m ±15% 4.96 5.77 5.82 5.86 6.11 7.22 7.96 10.5 13.0  15.5 ISO
2493
MD 7.5 8.9 9.15 9.7 10.3 14.9 16.3 17.4 18.5 19.6
Moisture % ±1.5 7.5 ISO 287
Brightness(TOP)
D65/10
80.0  ISO 2470-1
Scott Plybonding j/ 150 TAPP1569
Edge wicking
(95 hot water)
mm 5 GB/T31905-2015
Dirt
(mm2)
0.1-0.3 dot/ 40 GB/T1541--2007
0.3-1.5 16
1.5-2.5 4
>2.5 0
>1.5Black 0
Squareness mm 2 GB/T451.1
Size Deviation
Hygienic standard:in accordance with Health standard for food packaging base paperGB11680-1989,
Test conditions:23
,humidity 50±2%(reference standard ISO187).

 

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