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ASTM
C1895-20
Standard Test Method for Determination of Mohs Scratch Hardness
2020
6
ASTM Vol.15.02 (2022)
Mohs scratch hardness is a useful tool for determining a ceramic tile’s resistance to scratching. The resistance to scratching is determined based on a visual observation of the ceramic tile surface after an attempt to scratch the surface using a pick of known hardness.