Omega Vehicle Security OS643W User Manual download pdf (Page 16)

Substance Thermal Substance Thermal

emissivity 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 0.94 Paper 0.70 to 0.94

Marble 0.94

chromium oxides

0.81

Plaster 0.80 to 0.90 Copper oxides 0.78

Mortar 0.89 to 0.91 lron oxides 0.78 to 0.82

Brick (red) 0.93 to 0.96 Textiles 0.90

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