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MI Cables for Thermocouples by Okazaki Manufacturing

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Precision and Reliability with MI Cables for Thermocouples

When precision temperature measurement matters, Okazaki Manufacturing's MI (Mineral Insulated) Cables for Thermocouples deliver unmatched performance. Designed to withstand extreme conditions and ensure measurement integrity, these cables are essential components for advanced thermocouple assemblies used across global industries.

Engineers and industrial procurement professionals rely on MI cables for applications demanding accuracy, high-temperature resistance, and long-term stability. Okazaki’s MI cables combine Japanese engineering excellence with global trust.


Cross-section of various MI cables in black with white cores. "OKAZAKI Manufacturing Company" text and logo. Text: "MI Cables for Thermocouples."
Cross-section view of MI cables by Okazaki Manufacturing, showcasing thermocouple wires inside a metal sheath with MgO insulation for enhanced durability and performance.

What Are MI Cables for Thermocouples?

MI cables are constructed by encasing thermocouple wires in a metal sheath filled with compressed magnesium oxide (MgO) insulation. This design ensures:

  • High thermal conductivity

  • Mechanical durability

  • Corrosion resistance

  • Superior insulation under extreme temperatures

Available in a range of diameters, sheath materials (including stainless steel, Inconel, and more), and thermocouple types (K, J, T, E, N, etc.), Okazaki’s MI cables offer flexibility for diverse industrial requirements.


Key Advantages of Okazaki’s MI Cables for Thermocouples

Engineered for Harsh Environments

Okazaki MI cables maintain stable performance under:

  • High-temperature exposure

  • High-pressure and vacuum conditions

  • Vibrations and mechanical stress

Broad Industrial Applications

Industries benefiting from MI cable integration include:

  • Power Generation

  • Petrochemical

  • Semiconductor Manufacturing

  • Aerospace & Defense

  • Metallurgy & Steel

Japanese Quality and Global Reach

With decades of precision manufacturing, Okazaki’s MI cables set the standard for international thermocouple reliability.

  • Others Okazaki Products (here)

Nichiboku Ltd – Your Industrial Partner

Looking to integrate high-performance thermocouples into your process systems? Nichiboku Ltd offers tailored solutions featuring Okazaki’s advanced MI cables.

  • Contact our team for specifications



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