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物理特征(单位) | 63g/㎡ | 73g/㎡ | 83g/㎡ | 控制体系 |
克重g/m | 60-65 | 70-75 | 80-85 | ISO536 |
厚度um | 56-60 | 60-70 | 65-75 | ISO534 |
含水率% | 6.8-7.0 | 6.8-7.0 | 6.8-7.0 | ISO287 |
光滑度ml/min | 100-200 | 100-200 | 100-200 | ISO8791-2 |
透明度% | 78 | 78 | 76 | ISO2469 |
康斯拉强度mN | 220 | 260 | 300 | ISO1974 |
PH | 6-7 | 6-7 | 6-7 | ISO6588 |