Beta 1760/IR1600 Manuel D'instructions page 34

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Emissivity Values
.
Substance.
Asphalt
Concrete
Cement..
Sand
Earth
Water
Ice
Snow..
Glass..
Ceramic..
Marble..
Plaster..
Mortar
Brick
Thermal.emissivity.
0.90 to 0.98
0.94
0.96.
0.90
0.92 to 0.96
0.92 to 0.96
0.96 to 0.98
0.83.
0.90.to.0.95.
0.90.to.0.94.
0.94.
0.80.to.0.90.
0.89 to 0.91
0.93 to 0.96
Substance.
Cloth (black)
Human skin
Lather..
Charcoal (powder)
Lacquer
Lacquer (matt)
Rubber (black)
Plastic..
Timber..
Paper..
Chromium.oxides.
Copper.oxides..
Iron oxides
Textiles

Thermal.emissivity
0.98
0.98
0.75.to.0.80
0.96
0.80 to 0.95
0.97
0.94
0.85.to.0.95
0.90
0.70.to.0.94
0.81
0.78
0.78 to 0.82
0.90