Glossary

Mica Tape

Written by: GOBA Editorial Team·March 1, 2026·10 min read

Definition of mica tape

Mica tape is a high-temperature-resistant insulation tape made from high-quality mica materials. It is ideally suited as a heating and insulating material and retains its dielectric strength consistently up to 380 °C. The non-combustible glass silk carrier meets the highest safety standards.

The tape is available in various sizes and wattages and is typically offered with a voltage of 220 V.

Technical information on mica tape

  • Heat resistance: withstands extreme temperatures up to 500 °C
  • Flexibility: can be adapted to different shapes and sizes
  • Durability: resistant to wear and tear
  • Safety: fireproof properties for critical applications
  • Electrical insulation: excellent dielectric properties
  • Mechanical stability: remains dimensionally stable under high mechanical loads
  • Fire resistance: non-combustible material increases safety

Use and fields of application

  • Heating technology: insulation of pipes, tanks and machinery
  • Automotive industry: thermal insulation in vehicle components
  • Electrical engineering: cable and component insulation
  • DIY projects: versatile use in private applications

Fields of use in generators

  1. Main insulation systems around copper windings
  2. Protection against partial discharges at high voltages
  3. End-winding armouring insulation for additional stability

Functional principle and mechanics

The tape is connected to a power source (typically 220 V). The special design of the mica tape ensures that heat is distributed evenly, thereby avoiding hot spots. The materials offer high thermal conductivity for rapid heating and constant temperatures.

GOBA Takeaway

Mica tape is an indispensable insulating material for demanding applications in electrical and heating technology. Its combination of extreme heat resistance, electrical insulation and fire resistance makes it the first choice for safety-critical applications.

GOBA supplies insulation materials for high-temperature applications, including mica-based insulants for electric motors and generators.

Further articles

Related glossary terms

Deepen your knowledge with related articles.

  • Mica Composite (Mikanit)

    Mica Composite (Mikanit) is a compound material made of mica and synthetic resin with outstanding thermal and electrical insulation properties.

  • High-temperature Insulation

    High-temperature insulation refers to special insulating materials for extreme heat up to 1200 °C. Materials, properties and industrial applications.

  • Nomex and Nomex 410

    Nomex 410 is a high-performance aramid insulation material from DuPont with outstanding heat and flame resistance.

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Frequently asked questions on mica tape

What is mica tape?

A heat-resistant insulation tape made from mica materials for heat regulation and insulation in industrial and private applications.

How does mica tape work?

The functioning of mica tape is based on the use of electrical energy passed through the tape. Uniform heat distribution prevents hot spots and ensures a constant temperature.

What is mica and what is it used for?

Mica is a mineral insulating material known for its thermal and electrical resistance. Areas of use include insulation, heating technology and as a filler in paints, plastics and cosmetics.

Where is mica tape most frequently used?

In industry, electrical engineering, the automotive industry and in private areas for insulation and heating applications.

Is mica magnetic?

No, mica is non-metallic and non-magnetic. It belongs to the mineral group of layered silicates.

Is mica a metal?

No, mica belongs to the layered silicates, a group of minerals. It is a natural, non-metallic material with excellent insulating properties.