项目ITEM | 指标INDEX |
干燥时间h
Drying time h | 表干 Touch dry | ≤4 |
实干 Hard dry | ≤24 |
附着力，级Adhesion,grade | ≤1 |
铅笔硬度，Pencil hardness | ≥2H |
耐冲击性，Kg.cm Impact strength, Kg.cm | 40通过 40passed |
耐磨性(750g/500r,, g) Wearability weightloss,g | ≤0.04 |
耐水性 Water resistance | 48小时无变化 No change in 48 hours |
耐10%硫酸 Anti-10 %sulfuric acid | 144小时无变化 No change in 144 hours |
耐10%氢氧化纳 Anti-10 %sodium hydroxide | 144小时无变化 No change in 144 hours |
耐汽油，120＃ Anti-petrol, 120＃ | 144小时无变化 No change in 144 hours |
