grey chipboard cardboard paper
1.super quality,competive price
2.folding resistance
3.best choice for book cover

Grey chip board

Equipment specifications:

1) Thickness: 0.55-1.55mm (made by paper machine)

2) 1.6-10mm (made by veneer)

3) Substance: 100gsm=0.155mm

4) Machine width: 3,400-3,450mm

5) 0.55-1.00mm can be produced in rolls

6) Production capacity: 6,000MT/month1) Tightness: 0. 62-0.65gsm2) Water percentage: 12%, the tolerance for each pallet is ±3% (absolute humidity)
3) Smoothness: Bendsen test in standard conditiona) 0. 55-1.4mm average: ≤2,000ml/minuteb) 1. 5-10.0mm average: ≤1,600ml/minute4) Size: a) Max. size: 1,240mm x 1,346mmb) Min. size: 635mm x 635mm5) Stiffness: Kdoad Pathe test in standard test condition0.55-1.5mm (the average level: direct veins paper/140-9,852mNm) 6) PH degree: cold extraction test in TNO (independent test condition): 7.0-7.3

7) Tensile strength (kN/m): direction vertically and horizontally≥16

8) Diagonal: error±2mm

9) Appearance peeled off: no delaminating, edge≤2.5mm

Packing:

1) Each wood pallet is 1.1m high with the paperboard

2) The corner is protected by protection strip

3) The whole pallet is wrapped by waterproof film and fixed by two pieces steel strip