RayTek MI3 - Typical Emissivity Values for Metals

Appendix
130 Rev. G Nov/2015 MI3
Polished Sheet
0.1
0.1
0.1
Molten
0.1-0.2
0.1-0.2
—
Oxidized
0.7-0.9
0.7-0.9
0.7-0.9
Stainless
0.15-0.8
0.15-0.8
0.1-0.8
Tin (Unoxidized)
0.05
0.05
0.05
Titanium
Polished
0.1-0.3
0.1-0.3
0.05-0.2
Oxidized
0.5-0.7
0.5-0.7
0.5-0.6
Tungsten
0.05-0.5
0.05-0.5
0.03
Polished
0.05-0.25
0.05-0.25
0.03-0.1
Zinc
Oxidized
0.1
0.1
0.1
Polished
0.03
0.03
0.02
Tab. 19: Typical Emissivity Values for Metals