Hioki HiTester 3443-01, Instruction Manual

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Chapter 3 Making Measurements
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Substance Thermal
emissivity
Substance Thermal
emissivity
Asphalt 0.90 to 0.98 Charcoal
(powder)
0.96
Concrete 0.94 Lacquer 0.80 to 0.95
Cement 0.96 Lacquer (matt) 0.97
Sand 0.90 Rubber (black) 0.94
Earth 0.92 to 0.96 Plastic 0.85
Water 0.92 to 0.96 Timber 0.90
Ice 0.96 to 0.98 Paper 0.70 to 0.94
Snow 0.83 Aluminium
oxides
0.76
Glass 0.90 to 0.95 Chromium
oxides
0.81
Ceramic 0.90 to 0.94 Copper oxides 0.78
Marble 0.94 Iron oxides 0.78 to 0.82
Fluorite 0.30 to 0.40 Nickel oxides 0.90
Plaster 0.80 to 0.90 Titanium
oxides
0.40 to 0.60
Mortar 0.89 to 0.91 Zinc oxides 0.11 to 0.28
Brick (red) 0.93 to 0.96 Brass oxides 0.56 to 0.64
Textiles 0.90 Uneven
bronze
surfaces
0.55
Cloth (black) 0.98 Rolled
stainless steel
0.45
Human skin 0.98 Heavily rusted
iron
0.69
Leather 0.75 to 0.80