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Die-cast and Gravity-Cast Heaters
Grand Heater Co.,Ltd. , also casts sheath heaters in aluminum and caulks them to aluminum parts. The Company carries out aluminum casting in two ways: die casting (high pressure casting), and gravity casting (low pressure casting).

Available diameter
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Details of contents
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Proper environment
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Limit service temperature
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ADC-10
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Si 7.5~9.5
Fe 1.30MAX
Cu 2.0~4.0
Mn 0.50MAX
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In-air heating at low temperature
Casting heaters
Caulking heaters
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260°C or less
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ADC-12 |
Si 9.6~12.0
Fe 1.30MAX
Cu 1.5~3.5
Mn 0.50MAX |
Features
- Bundy heaters (copper-plated steel pipes) are used for casting.
- Aluminum-pipe heaters are used for caulking.
- Casting surface is beautiful and allows minute processing due to die casting.
- Aluminum surface may be painted.
Application examples
Irons, hot plates, steam ovens, rice cookers, humidifiers, and ice makers
Precautions
- These heaters may have some pinholes since they are die-cast products.
- White rust may form on the surface if the heaters are used in hot, moist conditions.
Available diameter
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Details of contents
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Proper environment
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Limit service temperature
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AC2B
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Si 0.60MAX
Fe 0.7MAX
Cu 0.05~0.2
Mn 1.0~1.5
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Air heating at low temperature
Casting heaters
Caulking heaters
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260°C or less
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Features
- Bundy (copper-plated steel pipes) are used for casting heaters.
- Aluminum-pipe are used for caulking heaters.
- These heaters have few pinholes than die-cast products.
- Aluminum surface may be painted.
Application examples
Hot plates, rice cookers, humidifiers and ice makers
Precautions
- These heaters have coarse surface and are not applicable to minute shape processing, since they are gravity-cast products.
- They are prone to white rust on the aluminum surface when they are used in hot and humid conditions.
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