Stick to Protection in Wire and Cabling with Heat Insulation Tapes

Electrolock designs and implements a host of HV insulation solutions for industries and applications that require heat and electrical insulation ranging from thermal insulation tape and mica sheet electrical insulation to motor winding insulation. Connect with our engineers today to discuss your next project and get a complimentary sample.

Advantages of Electrolock High Temp Insulation Tape

Our line of thermal insulation tape solutions protect, perform, and preserve. Our wire and cable heat insulation tape products withstand extreme temperatures in demanding applications while maintaining integrity and retaining key electrical properties. We provide HV insulation tape in mica, polyimide, and Teflon varieties.


Our mica-based Pyrodox line comes available in many formulations and is able to match the specifications of your task based on the pairing of the base material and backing. All Pyrodox versions come with a halogen-free silicone binder to facilitate ease of insulation stripping on automated cut & strip machines.

Pyrodox Base Material

  • Calcined muscovite mica cable tape
  • Phlogopite mica cable tape
  • Synthetic mica cable tape

Pyrodox Backing Element

  • Non-alkaline fiberglass
  • Polyethylene
  • Polyester

Pyrodox Applications

  • Fire survival for control and power cables
  • Mass transit, aircraft
  • Oil well, thermocouple

Install Essential HV Insulation Solutions

If you need fire-rated circuit integrity cable or fire-rated emergency communication cables, downhole pump motor and cable insulation, or high temp tape and HV insulation for aerospace wire and cable, Electrolock’s engineers and technical sales specialists will mine their decades of experience and our global network of raw material manufacturers to find the right solution for your unique requirements. With more than 60 years of expertise, we’ll find the ideal solution for your application.

Get a Complimentary Sample

Connect with our experts today to request a free sample of one of our thermal insulation tape products, or to discuss a custom solution for your next project.

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