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Name | Gray Paper Cradboard |
Thickness | 0.40-6.0 mm |
Basis weight | 250-4000 g/m2 |
Size | 100x70cm, 60x90cm and cusomized sizes |
Paper color | both sides gray color |
Quality | one-time finished, off-line laminated |
Raw material | recycled paper |
Applications | for gift box, book cover, files clipper converting |

Parameters | Unit | Value |
Thickness | mm | 0.40-6.0 |
Basis weight | g/m2 | 250-4000 |
Stiffness | mN.m/100g | ≥5 |
Tensity | g/cm3 | ≥0.60 |
Smoothness | ml/min | 0.4-1.4mm ≥2000 |
1.5-6.0mm ≥1600 | ||
Moisture | % | 8 |
Tensile strength | KN/m | ≥14.5 |
PH value | 6-7.5 | |
Filding endurance | times | ≥15 |
1 | Good toughness, smooth and delicate sruface and not easy to deform |
2 | High tensile strength, strong tear resistance, not easy to break |
3 | Proper spread of fiber structure and uniform thickness |
4 | High strength surface abrasion resistance and is not easy to be rough |
5 | Front and back difference of smoothness is less not more than 20% |
6 | High folding resistance more than 15 folding times |
7 | The trimming is clean and tidy, and the deflection is not more than 3mm |
8 | Smaller sizes can be processed and customized |
9 | Recycled paper raw materials, degradable and pollution-free |
10 | Over 35 years paper solution experience to support professional quality and services |























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