Fluke Ti40 - Page 100

TiR2,TiR3,TiR4,Ti40,Ti45,Ti50,Ti55
Users Manual
C-2
Table C-1. Emissivity Values of Common Materials (cont.)
Material Temperature (°C) Emissivity
Carbon, purified 0 0.80
Cast iron, rough casting 0 0.81
Cast iron, polished 0 0.21
Charcoal, powdered 0 0.96
Chromium, polished 0 0.10
Clay, fired 0 0.91
Concrete 0 0.54
Copper, polished,
annealed
0-17 0.01-0.02
Copper, commercial
burnished
0 0.07
Copper, oxidized 0 0.65
Copper, oxidized to
black
0 0.88
Electrical tape, black
plastic
0 0.95
Enamel 27 0.90
Formica 0 0.93
Frozen soil 0 0.93
Glass 0 0.92
Glass, frosted 0 0.96
Gold, polished 0 0.02
Ice 0 0.97
Iron, hot rolled 0 0.77
Iron, oxidized 0 0.74