Extech Instruments AN200 User Manual page 12

Thermal Emissivity Table for Common Materials
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Material Emissivity
Asphalt 0.90 to 0.98
Concrete 0.94
Cement 0.96
Sand 0.90
Earth 0.92 to 0.96
Water 0.67
Ice 0.96 to 0.98
Snow 0.9
Glass 0.85 to 1.00
Ceramic 0.90 to 0.94
Marble 0.94
Plaster 0.80 to 0.90
Mortar 0.89 to 0.91
Brick 0.93 to 0.96
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Material Emissivity
Cloth (black) 0.98
Human skin 0.98
Leather 0.75 to 0.80
Charcoal (powder) 0.96
Lacquer 0.80 to 0.95
Lacquer (matt) 0.97
Rubber (black) 0.94
Plastic 0.85 to 0.95
Timber 0.90
Paper 0.70 to 0.94
Chromium oxides 0.81
Copper Oxides 0.78
Iron Oxides 0.78 to 0.82
Textiles 0.90
AN200-en-GB_V2.6 4/15
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