Emissivity tables
21
Table 21.1
T: Total spectrum; SW: 2–5 µm; LW: 8–14 µm, LLW: 6.5–20 µm; 1: Material; 2: Specification; 3:
Temperature in °C; 4: Spectrum; 5: Emissivity: 6:Reference (continued)
1
2
3
4
5
6
Paint
chrome green
T
0.65–0.70
1
Paint
cobalt blue
T
0.7–0.8
1
Paint
oil
17
SW
0.87
5
Paint
oil based, average
of 16 colors
100
T
0.94
2
Paint
oil, black flat
20
SW
0.94
6
Paint
oil, black gloss
20
SW
0.92
6
Paint
oil, gray flat
20
SW
0.97
6
Paint
oil, gray gloss
20
SW
0.96
6
Paint
oil, various colors
100
T
0.92–0.96
1
Paint
plastic, black
20
SW
0.95
6
Paint
plastic, white
20
SW
0.84
6
Paper
4 different colors
70
SW
0.68–0.74
9
Paper
4 different colors
70
LW
0.92–0.94
9
Paper
black
T
0.90
1
Paper
black, dull
T
0.94
1
Paper
black, dull
70
SW
0.86
9
Paper
black, dull
70
LW
0.89
9
Paper
blue, dark
T
0.84
1
Paper
coated with black
lacquer
T
0.93
1
Paper
green
T
0.85
1
Paper
red
T
0.76
1
Paper
white
20
T
0.7–0.9
1
Paper
white bond
20
T
0.93
2
Paper
white, 3 different
glosses
70
SW
0.76–0.78
9
Paper
white, 3 different
glosses
70
LW
0.88–0.90
9
Paper
yellow
T
0.72
1
Plaster
17
SW
0.86
5
Plaster
plasterboard,
untreated
20
SW
0.90
6
Plaster
rough coat
20
T
0.91
2
Plastic
glass fibre lami-
nate (printed circ.
board)
70
SW
0.94
9
Plastic
glass fibre lami-
nate (printed circ.
board)
70
LW
0.91
9
Plastic
polyurethane iso-
lation board
70
LW
0.55
9
#T810252; r. AA/41997/41997; en-US
81
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