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High Temperature Iron Cast Band Heaters - Reliable China Suppliers & Factory for Industrial Applications

Introducing our high-quality cast iron coil heaters, expertly crafted in China. These heaters feature a robust tubular heating element encased in a durable die-cast iron outer shell, ensuring longevity and efficiency. Designed to operate within a temperature range of 150°C to 450°C, our cast iron coil heaters are ideal for a variety of applications, including plastics machinery, die heads, cable machinery, and equipment used in the chemical, rubber, and petroleum industries. As a leading supplier and factory of industrial heating solutions, we are dedicated to providing reliable products that meet the diverse needs of our clients. Choose our cast iron coil heaters for superior performance and durability in your operations

    Iron Cast Heater Characteristics

    Cast iron coil heaters utilize a tubular heating element as the heating element, which is bent into shape. After entering the mold, the outer shell is made of high-quality metal alloy and centrifugally cast into various shapes, including round, flat, right-angle, air-cooled, water-cooled, and other special shapes. After precision machining, they adhere closely to the heated object.

    Material Type Surface Load Range Maximum Operating Temperature
    Cast Aluminum Coils 2.5 - 4.5 W/cm² 300°C - 450°C
    Cast Iron Coils (Type 1) 3.5 - 5.0 W/cm² 500°C - 600°C
    Cast Iron Coils (Type 2) 4.5 - 6.0 W/cm² 550°C - 700°C

    Uniform Distribution

    Metal cast coils offer high efficiency and uniform heat distribution. The metal alloy's excellent thermal conductivity ensures uniform heating surface temperature, eliminating hot and cold spots in the equipment.

    Strong Durability

    They offer key physical advantages such as long service life, excellent thermal insulation, strong mechanical properties, corrosion resistance, and magnetic field resistance.

    Energy Saving Capability

    Adding insulation to the outer heat dissipation surface and sintering the inner heat dissipation surface with infrared radiation can save up to 35% of electricity.

    Frequently Asked Questions (FAQ)

    What shapes are cast iron coil heaters available in?

    They can be centrifugally cast into various shapes, including round, flat, right-angle, air-cooled, water-cooled, and other special shapes customized to match your equipment.

    What is the maximum operating temperature of cast aluminum coils?

    Cast aluminum coils offer a maximum operating temperature between 300°C and 450°C, with a surface load capacity of 2.5-4.5W/cm².

    What temperature and surface load ranges do cast iron coils support?

    Cast iron coils are available in two main ranges: one supporting a surface load of 3.5-5.0W/cm² (max temperature 500-600°C), and another supporting 4.5-6.0W/cm² (max temperature 550-700°C).

    How do metal cast coils prevent hot and cold spots?

    Thanks to the high-quality metal alloy's excellent thermal conductivity, the surface temperature remains completely uniform, which eliminates hot and cold spots during operation.

    How can I achieve 35% electricity savings with these heaters?

    You can save 35% of electricity by adding insulation to the outer heat dissipation surface and sintering the inner heat dissipation surface with infrared radiation.