VOLTCRAFT IR 900-30S Notice D'emploi page 27

Emissivity of different surfaces
The values stated in the table are approximate values. Different parameters like surface
geometry or quality can influence the emissivity of an object.
Surface
asphalt
concrete
ice
iron oxide
soil, humus
gypsum
glass/ceramic
rubber (black)
paints
Emissivity
0,90 – 0,98
0,94
0,96 – 0.98
0,78 – 0,82
0.92 – 0,96
0,80 – 0,90
0,90 – 0,95
0,94
0,80 – 0,95
Surface
paints (matt)
human skin
mortar
paper
plastic
sand
textiles
water
bricks
Emissivity
0,97
0,98
0,89 – 0,91
0,70 – 0,94
0,85 – 0,95
0,90
0,90
0,92 – 0,96
0,93 – 0,96
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