Explore the Mysteries of Mineral Insulated Cable

In the vast world of electrical engineering, mineral insulated cable (MIC) has become an indispensable part of many engineering projects due to its unique performance and wide range of applications. Today, let's explore the mystery of this magical cable together, understand its working principle, advantages, and applications in different scenarios.

Basic Structure of Mineral Insulated Cable 

Mineral insulated cables, as the name suggests, have insulation layers made of inorganic mineral materials. This type of cable is usually composed of copper or alloy conductors, high-purity magnesium oxide insulation layer, and seamless metal sheath. Magnesium oxide, as an insulation material, has extremely high fire resistance and stability, and can maintain the normal operation of cables under extreme temperature conditions.

Working Principle of Mineral Insulated Cable  

The working principle of mineral insulated cable is based on their unique structure and material selection. When current passes through a conductor, the magnesium oxide insulation layer can effectively prevent current leakage and short circuit phenomena from occurring. At the same time, seamless metal sheaths not only provide additional mechanical protection, but also prevent cable burning and smoke generation in emergency situations such as fires.

 Advantages of Mineral Insulated Cable 

Excellent fire resistance: Due to the high temperature resistance of magnesium oxide insulation material, mineral insulated cable  can maintain circuit integrity for several hours in a fire, providing valuable time for escape and rescue.

High safety: The metal sheath and inorganic insulation material of the cable give it extremely high electrical safety and fire resistance, reducing the risk of fire and electric shock accidents.

Long service life: The service life of mineral insulated cable can usually reach several decades, far exceeding that of ordinary cables, reducing the cost of replacement and maintenance.

Widely applicable: From high-rise buildings and subway tunnels to high-risk areas such as petrochemicals and nuclear power plants, mineral insulated cable can leverage their unique advantages.

Application Scenarios of Mineral Insulated Cable 

High rise buildings: Mineral insulated cables are widely used in key areas such as fire protection systems, emergency lighting, and escape indication systems in high-rise buildings, ensuring the stability and safety of circuits in emergency situations such as fires.

Subway and Tunnel: Underground spaces such as subways and tunnels have extremely high requirements for the fire resistance of cables. Mineral insulated cables have become the preferred choice in these fields due to their excellent fire resistance performance.

Petrochemical industry: In flammable and explosive environments such as petrochemicals, the fire resistance and electrical safety of mineral insulated cables have been fully demonstrated, providing strong guarantees for production safety.

Nuclear power plants: Nuclear power plants have extremely high requirements for the reliability and safety of cables. Mineral insulated cables have become an indispensable part of nuclear power plant construction due to their excellent performance and stability.

Mineral insulated cables play an increasingly important role in electrical engineering due to their unique structure and excellent performance. With the advancement of technology and the continuous changes in engineering requirements, the application fields of mineral insulated cables will also continue to expand. We believe that in the future development, mineral insulated cable will continue to provide safer and more reliable power support for people's production and life.

As a company specializes in professional cable and wire , our business scope is very broad . We have XLPE cable, rubber cables , photovoltaic cable , overhead cable , fire resistant cable , rubber cable , construction cable , aerial bundled cables , high-voltage cables , low-voltage cables , mineral insulated cable і building wire . The mineral insulated cable price in our company are reasonable . If you are interesting in our product welcome to contact us!