Beta 1760/IR1000 Manual Instrucciones De Uso página 42

Thermal
Substance
emissivity
Marble
0.94
Plaster 0.80 to 0.90
Mortar 0.89 to 0.91
Brick 0.93 to 0.96
Thermal
Substance
emissivity
Chromium
0.81
oxides
Copper
0.78
oxides
Iron oxides 0.78 to 0.82
Textiles 0.90