Copy Paper with 108-110% brightness, 100% wood pulp. Hello Partner's Copy Paper is smooth, no paper jam.
A4 Copy Paper Specification:
1. Spec: A4 500 PCS
2. Packing: 1/5
3. Carton Size: 33*22*27
4. CIE (UV High): 155
5. GW(kg): 13
6. NW(kg): 12
A4 Copy Paper Specification:
1. Spec: A4 500 PCS
2. Packing: 1/5
3. Carton Size: 33*22*27
4. CIE (UV High): 155
5. GW(kg): 13
6. NW(kg): 12
| Basis Weight | g/m 2 | 70 +2 -0.5 | 80 +2 -0.5 |
| Thickness | um | 99± 1 | 109± 1 |
| Ash | % | 15± 1 | 18± 1 |
| Surface Absorb Weight | g/m 2 | ≤ 35 | |
| Breaking Length | km | ≥ 4.7 | |
| Folding Endurance | time | ≥ 15 | |
| Moisture | % | 5.5-6.0 | |
| Expansion Rate | % | ≤ +3.0 | |
| Stiffness | mN. m | 0.40/0.20 | 0.60/0.30 |
| Brightness | % | 108-110 | |
| CIE | 155 | ||
| Opacity | % | ≥ 90 | ≥ 92 |
| LAB Value |
L: 70g and below ≥ 90, 80g≥ 91 a*: 3.1~3.5 b*: -18.0± 0.3 |
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| Smoothness | s | ≥ 25 | |
| Dirt Count | pc/m 2 | 0.2-0.5 mm 2 ≤ 60; 0.5-1.5 mm 2 ≤ 5; 1.5 mm 2 and above ≤ 0 | |