3M 2228 Scotch® Rubber Mastic Tape

Features of 3M Scotch® Rubber Mastic Tape 2228
Applications of 3M 2228
3M Scotch® Rubber Mastic Tape 2228, commonly referred to as 3M 2228, is a conformable, self-fusing rubber electrical insulating and sealing tape. The 3M 2228 tape features an ethylene propylene rubber (EPR) backing coated with a durable, temperature-stable mastic adhesive. With a thickness of 65 mils (1.65 mm), it ensures quick build-up during application. Designed for electrical insulation and moisture sealing, the 3M 2228 tape is UL recognized for applications up to 130°C, offering excellent resistance to moisture and UV exposure. It is suitable for both indoor and outdoor use, even in weather-exposed environments.
Features of 3M Scotch® Rubber Mastic Tape 2228
Conformable for use over irregular surfaces
Compatible with solid dielectric cable insulations
Self-fusing tape for secure bonding
Flexible across a wide temperature range
Exceptional weather and moisture resistance
Strong adhesion and sealing with copper, aluminum, and power cable jacket materials
Thick construction enables quick build-up and padding over irregular connections
Applications of 3M 2228
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 35kV (as per 3M drawing 2047B-106)
Padding for irregularly shaped bus bar bolted connections
Moisture sealing for cable and wire connections, service drops, and ground wire/rod connections
Jacket sealing on power cable applications
The 3M 2228 tape delivers superior performance for electrical insulation and sealing, making it an essential choice for professionals.
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