Siemens 7MC3040-..., Руководство по эксплуатации, Страница: 63 / 116

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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