RayTek MI3, Operating Instructions Manual

Page: 116 / 119

Appendix
116
Rev. F1 05/2013
MI3
M
ETALS
Material Emissivity
3.9 µm 5 µm 8 – 14 µm
Aluminum
Unoxidized 0.02-0.2 0.02-0.2 0.02-0.1
Oxidized 0.2-0.4 0.2-0.4 0.2-0.4
Alloy A3003, Oxidized 0.4 0.4 0.3
Roughened 0.1-0.4 0.1-0.4 0.1-0.3
Polished 0.02-0.1 0.02-0.1 0.02-0.1
Brass
Polished 0.01-0.05 0.01-0.05 0.01-0.05
Burnished 0.3 0.3 0.3
Oxidized 0.5 0.5 0.5
Chromium 0.03-0.3 0.03-0.3 0.02-0.2
Copper
Polished 0.03 0.03 0.03
Roughened 0.05-0.15 0.05-0.15 0.05-0.1
Oxidized 0.5-0.8 0.5-0.8 0.4-0.8
Gold 0.01-0.1 0.01-0.1 0.01-0.1
Haynes
Alloy 0.3-0.8 0.3-0.8 0.3-0.8
Inconel
Oxidized 0.6-0.9 0.6-0.9 0.7-0.95
Sandblasted 0.3-0.6 0.3-0.6 0.3-0.6
Electropolished 0.15 0.15 0.15
Iron
Oxidized 0.6-0.9 0.6-0.9 0.5-0.9
Unoxidized 0.05-0.25 0.05-0.25 0.05-0.2
Rusted 0.5-0.8 0.5-0.8 0.5-0.7
Molten — — —
Iron, Cast
Oxidized 0.65-0.95 0.65-0.95 0.6-0.95
Unoxidized 0.25 0.25 0.2
Molten 0.2-0.3 0.2-0.3 0.2-0.3
Iron, Wrought
Dull 0.9 0.9 0.9
Lead
Polished 0.05-0.2 0.05-0.2 0.05-0.1
Rough 0.4 0.4 0.4
Oxidized 0.2-0.7 0.2-0.7 0.2-0.6
Magnesium 0.03-0.15 0.03-0.15 0.02-0.1
Mercury 0.05-0.15 0.05-0.15 0.05-0.15
Molybdenum
Oxidized 0.3-0.7 0.3-0.7 0.2-0.6
Unoxidized 0.1-0.15 0.1-0.15 0.1
Monel (Ni-Cu) 0.1-0.5 0.1-0.5 0.1-0.14
Nickel
Oxidized 0.3-0.6 0.3-0.6 0.2-0.5
Electrolytic 0.1-0.15 0.1-0.15 0.05-0.15
Platinum
Black 0.9 0.9 0.9
Silver 0.02 0.02 0.02
Steel
Cold-Rolled 0.8-0.9 0.8-0.9 0.7-0.9
Ground Sheet 0.5-0.7 0.5-0.7 0.4-0.6
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