Fluke Ti55FT-20 User Manual - Page 98

Table C-1. Emissivity Values of Common Materials cont., Material, Temperature °C, Emissivity, Copper

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TiR2,TiR3,TiR4,Ti40,Ti45,Ti50,Ti55 Users Manual 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 Copper, commercial burnished 0-17 0 0.01-0.02 0.07 Copper, oxidized 0 0.65 Copper, oxidized to 0 0.88 black Electrical tape, black 0 0.95 plastic 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 C-2

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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