Emissivity of Articles
Material
Feature
Emissivity Material
Feature
Emissivity
Aluminum Oxidized
0.3
Human
skin
0.98
Polished
0.02-0.04 Graphite
Oxidized
0.20-0.60
Brass
Oxidized
0.5
Plastic
Non-
transparent
0.95
Polished
0.02-0.05 Rubber
0.95
Gold
0.01-0.10 Plastic
cement
0.85-0.95
Iron
Oxidized
0.7
Concrete
0.95
Steel
Oxidized
0.70-0.90 Cement
0.96
Asbestos
0.95
Soil
0.90-0.98
Plaster
0.80-0.90 Mortar
0.89-0.91
Asphalt
0.95
Brick
0.90-0.96
Rock
0.7
Marble
0.94
Wood
0.90-0.95 Textile
0.90
Charcoal powdered
0.96 Paper
0.95
Carbon
0.85
Sand
0.90
Lacquerwork lackluster 0.97 Clay
0.92-0.96
Carbon
Cement
0.90
Sand
0.9
Soap
Bubble
0.75-0.80 Glass
0.85-0.92
Water
0.93
Textile
0.95
Snow
0.83-0.90 Heated
food
0.95
Ice
0.96-0.98 Plastic
0.95
Frozen
Foods
0.95
Oil
0.94
Ceramics
0.95
Steel and iron
0.80
Limestone
0.98 Wool
Oxidized
0.94
Paint
0.93
Lead
Natural
0.5
6