Use and Care Guide

64
Emissivities of Common Materials (Con’t)
Material
Temperature

°C

Emissivity
ELECTRIC MATERIALS
Epox
y
g
lass plate 0.86
Epox
y
h
y
drox
y
benzene plate 0.80
Gilded sheet copper 0.30
Solder-coated copper 0.35
Tin-coated lead wire 0.28
Brass wires
0.870.88
Block talcum terminal 0.87
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