standards
ASTM-D523,DIM-67530
Function
Portable Surface Roughness Tester
Measuring range
0-199.9 gloss units
Division value
0.1 gloss units
Stable value
every 10 minutes is not more than 0.5 gloss units
Indication error
not more than 1.0 gloss units
Suitable for
paint, ink, plastic, marble surface