Scotch Electrical Tape

3M insulating tape 70 self fusing silicone rubber electrical tape

Suitable for protecting high-voltage cables from tracking

Product Specification:
  • Name : 3M insulating tape 70
  • Thick : 0.3mm
  • Color : Sky Blue Gray
  • Size : 25.4mm x 9.1m
Product Details

1. Silicone rubber backing and highly conformable, silicone adhesive

2. Provides outstanding resistance to ozone, tracks and arcs

3. Suitable for protecting high-voltage cables from tracking

4. Triangular, tapered edge profile makes half-lapping applications easier


Attribute Name



Appliance and Fixture, Automotive and Marine, Commercial Construction, Industrial Construction, Irrigation, Maintenance and Repair Operations, Mining, Solar, Utility, Wind Power


Electrical Maintenance

Backing Thickness (metric)

0.3 mm

Breaking Strength

12 lb/in, 14 lb/in


Sky Blue Gray

Dielectric Strength

600 V/mil

Maximum Operating Temperature (Celsius)

180 Degree Celsius

Maximum Operating Temperature (Fahrenheit)

356 Degree Fahrenheit

Product Markets

Electrical Construction, Electrical MRO, Power Distribution

RoHS EU Comments

RoHS 2011/65/EU compliant without exemption 

Shelf Life

5 Year

Solution for

Wireless Network: Infrastructure Accessories, Wireless Network: Weatherproofing


35 kV

Voltage Application

Low and medium voltage

3M insulating tape 703M 70

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Technical Support: Magic Lamp