Satir E8-N User Manual page 79

Appendix
Emissivity table (continue)
Material
Lead
Pure lead (Non-
oxidization)
Mildly oxidized
Magnesium
Magnesia
Magnesia
Hg
Nickel
Electroplate polishing
Electroplate
non-polishing
Nickel wire
Nickel plate (oxidized)
Nickel oxide
Nickel alloy
Nickel-chrome (heat-
resistance) alloy wire
(shining)
Nickel-chrome alloy
Nickel-chrome
resistance)
Nickel-silver alloy
Silver
Polished silver
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Temperature（°C）
125～225
25～300
275～825
900～1670
0～100
25
20
185～1010
198～600
650～1255
50～1000
50～1040
(heat
50～500
100
100
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Emissivity
approximation
0.06～0.08
0.20～0.45
0.55～0.20
0.20
0.09～0.12
0.05
0.01
0.09～0.19
0.37～0.48
0.59～0.86
0.65～0.79
0.64～0.76
0.95～0.98
0.14
0.05
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