- Oil-Based Paint - 0.90 emissivity.
- Plastic - 0.90
emissivity.
- Rubber - 0.90 emissivity.
- Polished Aluminum - 0.03 emissivity.
- Oxidized Aluminum - 0.24 emissivity.
- Water - 0.93 emissivity.
- Wood - 0.90 emissivity.
- Polished Silver - 0.010 emissivity.
- Glass - 0.800 emissivity.
- Polished Steel - 0.070 emissivity.
- Oxidized Steel - 0.800 emissivity.
- PVC - 0.920 emissivity.
- Polished Copper - 0.020 emissivity.
- Oxidized Copper - 0.600 emissivity.
Emissivity of Common Materials
Emissivity is one
of the most important factors when designing a radiant oven. Here are the emissivity
ratings for some common materials:
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