This 3M Scotch rubber mastic tape is a highly versatile electrical insulating and sealing tape manufactured with ethylene propylene rubber (EPR). This self-fusing tape offers a temperature-stable mastic adhesive and is designed with a thickness of 1.65 mm for quick application build-up. Ideal for electrical insulation and moisture sealing applications, this tape is a reliable solution for both indoor and outdoor settings up to 130⁰C.

• Conformable tape for application over irregular surfaces
• Compatible with solid dielectric cable insulations
• Self-fusing properties ensure a secure seal
• Weather and moisture resistance
• Thick construction allows for quick application build-up and padding over irregular connections

• Primary electrical insulation for cable and wire connections rated up to 1000 volts
• Electrical insulation and vibration padding for motor leads rated up to 1000 volts
• Primary electrical insulation for bus bar connections rated up to 35 kV
• Padding for irregular-shaped bus bar bolted connections
• Moisture seal for cable, wire, and ground wire connections
• Jacket seal on power cable applications

Yes, this tape is suitable for primary electrical insulation for cable and wire connections rated up to 35 kV.

Yes, it offers excellent resistance to moisture and ultraviolet exposure, making it ideal for weather-exposed outdoor applications.

Yes, this rubber mastic tape is compatible with copper, aluminium, and power cable jacket materials, ensuring a reliable seal without corrosion.