GUANGZHOU BMPAPER CO.,LTD
GUANGZHOU BMPAPER CO.,LTD 19 Years Experience Paper & Paperboard Manufacturer
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| Property | Unit | 50 | 60 | 70 | 80 | 90 | 100 | 120 | ||
| Base weight | g/m2 | 50±2 | 60±2 | 70±2 | 80±2 | 90±2 | 100±2 | 120±2 | ||
| Thickness | um | 65±2 | 75±2 | 85±2 | 96±2 | 106±2 | 114±2 | 136±2 | ||
| Whiteness | % | 100±2 | ||||||||
| Chroma | % | L:≥92 a: 3.0-3.2, b: -13.7±0.2 | ||||||||
| Surface absorption mass | g/m2 | 30-40 | 35-50 | |||||||
| Opacity | % | ≥2.0 | ||||||||
| Longitudinal fracture length | km | ≥86 | ≥89 | ≥92 | ≥92 | ≥95 | ≥95 | ≥97 | ||
| Folding degrees | ≥3.4 | |||||||||
| Printed surface strength | m/s | ≥10 | ||||||||
| Moisture | % | 5.7-6.1 | ||||||||
| Smoothness | s | 30 - 40 | 35 - 50 | |||||||
| Test conditions: temperature 23±1°, humidity 50±2% (ISO187) | ||||||||||
1) Absorbs ink very evenly
2) Virgin wood pulp base paper
3) Good flatness and dust free
4) The edges and cut side are neat
5) Very smooth surface finish
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Notebook
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School use paper |
Envelope |
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Memorandum
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Flyer |
Conference guest card |
