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。
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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