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scratch tester
Applicable standards: IEC 61730-2:2021 UL 1703-2018, ASTM E2685-2009
A Distance from pivot to center point of load bearing: 150mm
B Distance from shaft to test point: 170mm
C Carbon steel strip thickness: 0.64mm±0.05mm
Direct use saw blade, made of tool steel, easy to replace
D Angle between carbon steel strip and horizontal plane: 140°
Force applied at point Q: 8.9N±0.5N
#R Knife radius: 0.115mm ± 0.025mm
T angle: 90 °
Speed requirements: 150mm/s±30mm/s, traction head angle can be adjusted arbitrarily
scratch tester
Applicable standards: IEC 61730-2:2021 UL 1703-2018, ASTM E2685-2009
A Distance from pivot to center point of load bearing: 150mm
B Distance from shaft to test point: 170mm
C Carbon steel strip thickness: 0.64mm±0.05mm
Direct use saw blade, made of tool steel, easy to replace
D Angle between carbon steel strip and horizontal plane: 140°
Force applied at point Q: 8.9N±0.5N
#R Knife radius: 0.115mm ± 0.025mm
T angle: 90 °
Speed requirements: 150mm/s±30mm/s, traction head angle can be adjusted arbitrarily
