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3M Mastic Electrical Tapes
Mastics help you smooth out odd shapes, and add insulation where electrical tapes can't reach.
Why choose 3M Professional Mastic Electrical Tapes?
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Provides self-healing moisture protection and padding- Extend the life of your repairs with self-healing mastics, where the mastic will flow to fill the void from punctures
- Provides a moisture seal against water and oil
- The 1000x stretch helps shape and pad sharp edges or bolted connections
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Protects against what's eating your cables- Guard your splices, terminations, and underground connections from moisture and contaminants that may corrode conductors
- Ants and pests are attracted to electrical fields. Reduce your maintenance costs by wrapping connections in mastic
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Reduce installation time with pre-laminated mastics- Vinyl backed tapes have a strong, flexible, abrasion resistant PVC backing which provide a barrier from moisture and corrosive elements.
- Rubber tapes are designed for use in splicing and terminating wires and cables with options rated up to 69kV.
Which tape is right for you?
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Mastic Rolls, Pads and Putty to pad and insulate odd shapes- Thickest options to pad irregular or complicated configurations
- Can be molded to fit any shape and tight spaces
- Requires a vinyl or rubber tape overwrap for jacketing protection
Professional Tape
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Vinyl Mastic Rolls and Pads for quick maintenance- Save time with our built-in overwrap
- Thinner profile with the same moisture sealing benefits
- Great for outdoor applications, low voltage connections, and cable jacket repair
Professional Tape
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Rubber Mastic Rolls for applications up to 1000V- Designed for primary electrical insulation, and motor leads up to 1000V
- Great moisture sealing properties intended for indoor and weather-exposed outdoor applications
- UV resistant, and can be used in copper or aluminum applications
Professional Tape
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Mining and Cable Jacket Repair- For use in rough environments like construction sites, steel mills, petrochemical plants and industrial manufacturing
- Provides abrasion resistance, flame-retardant, and moisture sealing properties
Professional Tape
Watch 3M Mastic Tapes in action
Our experts are waiting to hear from you!
If you have technical questions, need a consultation, or would like to schedule a training session, we can help.
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Send us a message -
Product SupportOur support agents are available Tuesdays and Thursdays from 8am - 4:30pm CST.
For questions related to your specific application, product specifications, or installation help.
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ResourcesFor a quote, technical recommendations on a project, or to schedule a training:
For information where to purchase 3M products in your area:
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Customer ServiceFor shipping status, product availability, warranty information or other questions questions related to your order
Email us at 3midelectrical@mmm.com.
