Lamp black -
20°C ... 400°C
0.95 ... 0.97
Application to
solid surfaces
50°C ... 1000°C
0.96
With water
glass
20°C ... 200°C
0.96
Paper
black
normal Temperature
0.90
black, matt
dto.
0.94
green
dto.
0.85
Red
dto.
0.76
White
20°C
0.7 ... 0.9
yellow
normal Temperature
0.72
Glass
-
20°C ... 100°C
250°C ... 1000°C
1100°C ... 1500°C
0.94 ... 0.91
0.87 ... 0.72
0.7 ... 0.67
Matted
20°C
0.96
Gypsum
-
20°C
0.8 ... 0.9
Ice
Covered with
heavy frost
0°C
0.98
smooth
0°C
0.97
Lime
-
normal Temperature
0.3 ... 0.4
Marble
greyish
polished
20°C
0.93
Glimmer
Thick layer
normal Temperature
0.72
Porcelain
glazed
20°C
0.92
White, glossy normal Temperature
0.7 ... 0.75
Rubber
Hard
20°C
0.95
Soft, grey
rough
20°C
0.86
Sand
-
normal Temperature
0.6
Shellac
black, matt
75°C ... 150°C
0.91
black, glossy,
applied to tin
alloy
20°C
0.82
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