9. Emissivity values of common materials
P.9
Infrared Thermometer
TM0819
Material Under Test
Emissivity Material Under Test
Emissivity
Asphalt
0.90-0.98
Cloth (black)
0.98
Concrete
0.94
skin (human)
0.98
Cement
0.96
Lather
0.75-0.80
Sand
0.90
Charcoal (powder)
0.96
Soil
0.92-0.96
Lacquer
0.80-0.95
Water
0.92-0.96
Lacquer (matte)
0.97
Ice
0.96-0.98
Rubber (black)
0.94
Snow
0.83
Plastic
0.85-0.95
Glass
0.90-0.95
Timber
0.90
Ceramics
0.90-0.94
Paper
0.70-0.94
Marble
0.94
Chromium oxides
0.81
Plaster
0.80-0.90
Copper oxides
0.78
Mortar
0.89-0.91
Iron oxides
0.78-0.82
Brick
0.93-0.96
Textiles
0.90