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Parameters : PH value
Value : ≥3.5
Unit : km
Our high-quality colored paper offers exceptional performance for offset printing. With over 30 years of industry experience, we provide a reliable supply of both light and deep shade papers, engineered for superior stiffness and folding resistance.
| Parameter | Unit | Value |
|---|---|---|
| Basis weight | gsm | 120-450±5% |
| Density | g/cm3 | ≥0.70 |
| Tensile strength | km | ≥3.5 |
| Thickness | um | 150-560±5% |
| Moisture | % | 6±10% |
| Smoothness | sec | 25-10 |
| COBB | g/m2 | 50-60 |
| Folding resistance | times | ≤20 |
| 2 sides contrast | % | ≤20 |
| PH value | - | 8 |
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Color bristol board Images |