Siemens 7MC3040-... - Field of View Diagrams for PA 15

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Operating manual PA
55
16.4 Emissivity Coefficient Table PA 10
List of emissivity coefficients of different materials in %
Pyrometer
PA 10
Wavelength 
8 - 14 µm
"Black body"
100
Aluminium oxide
76
Asphalt
90 - 98
Baking oven, dark colour
96
Concrete
55 - 65
Bitumem (roofing paper)
96
Bread in baking oven
88
Ferrous oxide
85 - 89
Enamel
84 - 88
Earth
92 - 96
Paint and varnish, bright
92
‘’ ‘’ ‘’ , pale
96
Gypsum
80 - 90
Glass
85 - 95
Graphite
98
Rubber, black
94
Skin, human
98
Wood
80 - 90
Radiator
80 - 85
Lime cast
91
Clinker bricks, glazed
75
Cooking plate
95
Synthetic material, nontransparent
65 - 95
Copper, oxidized
78
Leather
75 - 80
Marble
94
Brass, oxidized
56 - 64
Paper
70 - 94
Sand
90
Fireclay
75
Steel, stainless
45
Steel, rusty
69
Textiles
75 - 88
Water
92 - 98
Cement
90
Bricks
93 - 96