CEM DT-8833 - Page 18

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Substance Thermal
emissivity
Substance Thermal
emissivity
Asphalt 0.90 to
0.98
Cloth (black) 0.98
Concrete 0.94 Human skin
0.98
Cement 0.96 Lather 0.75 to
0.80
Sand 0.90 Charcoal
(powder)
0.96
Earth 0.92 to
0.96
Lacquer 0.80 to
0.95
Water 0.92 to
0.96
Lacquer
(matt)
0.97
Ice 0.96 to
0.98
Rubber
(black)
0.94
Snow 0.83 Plastic 0.85 to
0.95
Glass 0.90 to
0.95
Timber 0.90
Ceramic 0.90 to Paper 0.70 to
0.94