...光、闪光、银粉符合标准板遮盖力(G/M2)不低于标准板遮盖力计(PFUND CRYPTOMETER #237)硬度≥1H铅笔硬度计(HARDNESS PENCIL TEST)冲击强度(kg*cm)30冲击实验仪(DUPONT IMPACT TESTER)附着力100%附着力刮刀(CROSS CUT #750/2)耐光性无变化50℃×48h冷热实验20CYC...
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Purpose: This machine is used to test film hardness through the pencil hardness of plow-breaking paint film pencil.
用途：通过犁破漆膜的铅笔硬度等级测定漆膜硬度。
The scratch resistance of tinplate was measured by using modified QHQ type pencil hardness test apparatus which is designed for organic paint coating.
移植QH Q型涂膜铅笔划痕硬度仪用来测试电镀锡板的抗划伤性。
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