INST.No.INE-551-P1
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8.1.2 Emissivity table (
=8 to 11.5µm)
Metal
Emissivity
Aluminum
0.025 to 0.35
Chrome
0.07 to 0.85
Cobalt
0.35 to 0.44
Copper
0.03 to 0.80
Gold
0.02
Steel plate
0.10 to 0.80
Lead
0.13 to 0.65
Magnesium
0.07 to 0.0.75
Molybdenum
0.10 to 0.80
Nickel
0.04 to 0.85
Palladium
0.05
Platinum
0.07
Rhodium
0.05
Silver
0.02 to 0.12
Tantalum
0.08 to 0.75
Tin
0.06 to 0.60
Titanium
0.15 to 0.60
Tungsten
0.06
Zinc
0.04 to 0.30
Alloy
Emissivity
Brass
0.03 to 0.60
Chromel-Alumel
0.03 to 0.80
Constantan, Manganin
0.05 to 0.35
Inconel
0.10 to 0.85
Monel
0.10 to 0.70
Nichrome
0.20 to 0.85
Ceramics
Emissivity
Alumina ceramics
0.60
Red brick
0.90
White brick
0.80
Silicon brick
0.80
Sillimanite brick
0.60
Ceramics
0.90
Magnesite
0.60
Other
Emissivity
Asbestos
0.90
Asphalt
0.85
Carbon
0.85
Graphite
0.80
Soot
0.95
Cement, Concrete
0.70
Cloth
0.80
Use the above tables as a reference.
Reference
Summary of Contents for IR-CAK
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