11. eMIssIvIty taBle
Material
Non-metal materials
Brick
Fire-Brick
Graphite (lamp lack) 96 ~ 225
Porcelain enamel
(white)
Asphaltum
Glass (surface)
Calcimine
Oak
Carbon piece
Isolation piece
Sheet metal
Glass pipe
Loop type
Porcelain enamel
products
Porcelain enamel
designs
Solid materials
Ceramics (vase type)
Film
Heat-resistance glass 200 ~ 540
G
Temperature
Emissivity
(°C)
approximation
1100
0,75
1100
0,75
0,95
18
0,90
0 ~ 200
0,85
23
0,94
20
0,90
20
0,90
0,85
0,91 ~ 0,94
0,88 ~ 0,90
0,90
0,87
0,90
0,83 ~ 0,95
0,80 ~ 0,93
0,90
0,90 ~ 0,93
0,85 ~ 0,95
Operating manual – Infrared camera
Material
Non-metal materials
Mica
Flume mica
Glass
Semiconductor
Transistor
(plastics sealed)
Transistor
(metal) Diode
Pulse transmission
Level chalkiness Layer
Top loop
Electric materials
Epoxy glass plate
Epoxy hydroxyben-
zene plate
Gilded sheet copper
Solder-coated
copper
Tin-coated lead wire
Brass wires
Block talcum
terminal
Temperature
Emissivity
(°C)
approximation
0,94 ~ 0,95
0,90 ~ 0,93
0,91 ~ 0,92
0,80 ~ 0,90
0,30 ~ 0,40
0,89 ~ 0,90
0,91 ~ 0,92
0,88 ~ 0,93
0,91 ~ 0,92
0,86
0,80
0,30
0,35
0,28
0,87 ~ 0,88
0,87
B - 22