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Common Material Emissivity Reference
Material
Water
Soil (Dry)
Soil (Moist)
Wood
Sand
Sandstone
PVC (Polyvinyl Chloride)
Pitch
Paint
Wallpaper
Cloth
Concrete
Pavement
Smooth Porcelain
Ceramic
Plaster
Brick
Ebonite
Carbon
Granite (Rough)
CRS ( Cold Rolled Steel )
Cupric Oxide
Copper
Copper Oxide
Temperature (° C/° F)
0 to 100/32 to 212
20/68
20/68
17/62.6
20/68
19/66.2
70/158
20/68
70/158
20/68
20/68
20/68
5/41
20/68
17/62.6
17/62.6
35/95
0 to 100/32 to 212
20 to 400/68 to 752
20/68
70/158
50/122
20/68
50/122
Emissivity
0.95~0.98
0.92
0.95
0.962
0.9
0.909~0.935
0.93
0.967
0.92~0.94
0.85~0.90
0.98
0.92
0.974
0.92
0.94
0.86
0.94
0.89
0.95~0.97
0.879
0.09
0.88
0.07
0.6~0.7
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