The MI (Mineral Insulated) Armored Heat Tracing Cable is a premier industrial heating solution engineered for extreme environments. Unlike traditional polymer-insulated heating cables, our MI cable is constructed entirely from inorganic materials, featuring a seamless metal sheath (available in Copper, Stainless Steel, or Nickel-Chromium Alloy), a highly compacted Magnesium Oxide (MgO) insulating core, and a robust heating alloy conductor. This solid-state design ensures exceptional mechanical strength, superior thermal conductivity, and a truly maintenance-free lifespan.
Key Features & Benefits
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Extreme Temperature Resistance: Capable of withstanding continuous operating temperatures up to 600°C (with peak tolerance reaching 800°C depending on the alloy sheath), making it ideal for high-heat industrial processes.
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Intrinsic Safety (Fire & Explosion Proof): Composed of inorganic materials with a melting point exceeding 1000°C, the cable is non-combustible and will not support combustion. Its seamless metal sheath provides a hermetic seal, making it perfectly suited for hazardous and explosive atmospheres (Zone 1 & Zone 2).
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Superior Durability & Corrosion Resistance: The robust metal armor offers excellent resistance to mechanical damage, high pressure, and corrosion. It is highly resistant to aging and radiation, ensuring a service life that often exceeds the lifespan of the pipeline itself.
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High Power Density: Delivers high wattage output (up to 269W/m) with rapid heat-up times and uniform heat distribution, ensuring precise temperature maintenance for critical process media.
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Maintenance-Free: The inorganic structure prevents degradation over time, eliminating the need for periodic replacements and significantly reducing long-term operational costs.
Typical Applications
Our MI Armored Heating Cables are the ultimate choice for demanding applications across various sectors:
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Oil & Gas / Petrochemical: Heat tracing for heavy oil pipelines, bitumen tanks, reactor vessels, and preventing wax deposition.
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Power Generation: Temperature maintenance for high-pressure feedwater pipes,排污 (blowdown) lines, and instrumentation tubing in fossil fuel and nuclear power plants.
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Industrial Manufacturing: Process temperature maintenance for molten salt energy storage systems, chemical reactors, and high-temperature gas pipelines.
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Infrastructure & Construction: Freeze protection for critical water pipes, fire-fighting pipelines, and snow melting systems for roofs and ramps in high-end facilities.
Technical Specifications
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Heating Conductor: Nickel-Chromium or Iron-Chromium-Aluminum alloy wire
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Insulation Material: High-purity, densely compacted Magnesium Oxide (MgO) powder
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Operating Voltage: Customizable (24V, 110V, 220V, 380V,)
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Power Output: 20W/m to 269W/m (customizable based on thermal requirements)
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Max. Exposure Temperature: 600°C - 800°C
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Min. Installation Temperature: -60°C
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Bending Radius: Minimum 5 times the cable diameter
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Certifications: CE, ATEX, ISO9001 compliant
