项目 ITEM
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指标 INDEX
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干燥时间,hDrying time,h
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表干 Touch dry
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≤4
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实干 Hard dry
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≤24
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附着力,级 Adhesion,grade
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≤1
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铅笔硬度 Pencil hardness
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≥2H
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耐冲击性, Kg.cm Impact strength,Kg.cm
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50通过 50 passed
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柔韧性 Flexibility
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1mm 通过 1mm passed
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耐磨性(750g/500r,失重,g)
Wearability(750g/500r,weight loss,g)
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≤ 0.04
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耐水性 (72h) Water resistance (72h)
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48小时无变化 No change in 48 hours
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耐10%盐酸 Anti-10% hydrochloric acid
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56天无变化 No change in 56 days
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耐10%氢氧化钠 Anti-10% sodium hydroxide
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56天无变化 No change in 56 days
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耐汽油,120# Anti-petrol,120#
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56天无变化 No change in 56 days
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耐润滑油 Anti-lubricant
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56天无变化 No change in 56 days
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