Amprobe IR-750 Infrared-Thermometer - Manual (Page 12)

7
Table of Surface Emissivity
Measure Surface Switch Setting
METALS
Aluminum
Oxidized 0.2 – 0.4
Alloy A3003
Oxidized 0.3
Roughened 0.1 – 0.3
Brass
Burnished 0.3
Oxidized 0.5
Cooper
Oxidized 0.4 – 0.8
Electrical Terminal Blocks 0.6
Haynes
Alloy 0.3 – 0.8
Inconel
Oxidized 0.7 – 0.95
Sandblasted 0.3 – 0.6
Electoropolished 0.15
Iron
Oxidized 0.5 – 0.9
Rusted 0.5 – 0.7
Iron Cast
Oxidized 0.6 – 0.95
Unoxidized 0.2
Molten 0.2 – 0.3