PPH-750 Pencil Hardness Tester's video
NBCHAOVIDEO307928 plays · · 2016-01-26
MODERNER PPH-750 Pencil Hardness Tester refers to the national standard GB/T6739-2006, the load is 750g, and the PPH-I Pencil Hardness Tester is used to measure the scratch resistance performance of the film surface. PPH-750 Hardness Tester with rubber anti-skid roller and level.
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