Omega Vehicle Security OS643W Manuel d'utilisateur télécharger 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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Omega Vehicle Security OS643W Manuel d'utilisateur Page 16