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3M Scotch Vinyl Mastic Tape 2210 4 in x 10 ft Black Self-Fusing Electrical Insulation Roll
Professional Self-Fusing Electrical Insulation & Moisture Sealing
3M Scotch Vinyl Mastic Tape 2210 delivers reliable electrical insulation and moisture sealing for connections up to 600 volts. This premium-grade tape features a durable 7-mil polyvinyl chloride backing with an 83-mil mastic adhesive layer, providing superior protection against UV rays, abrasion, moisture, and alkalis. The self-fusing design creates a permanent seal while withstanding temperatures from 0 to 100�F (-18 to 38�C), making it ideal for demanding electrical applications requiring long-term reliability.
Professional Features & Benefits
- Self-Fusing Technology: Creates permanent, moisture-tight seals that eliminate the risk of unwrapping or loosening over time
- 600V Electrical Rating: Safely insulates electrical connections in commercial and industrial applications with confidence
- UV & Weather Resistant: Polyvinyl chloride backing protects against UV degradation, moisture, and chemical exposure for outdoor durability
- Premium Adhesion Strength: 200 oz/in adhesion to steel ensures secure, long-lasting bonds even in challenging environments
- Wide Temperature Range: Maintains performance from 0 to 100�F (-18 to 38�C) for versatile climate applications
- 200% Elongation: Flexible design conforms to irregular surfaces and accommodates thermal expansion without cracking
- RoHS Compliant: Meets environmental standards for safe use in regulated applications and facilities
Technical Specifications
- Adhesion Strength: 2 oz/in
- Adhesion To Steel: 200 oz/in (140N/ 10mm)
- Adhesive Type: Rubber Mastic
- Application: Insulation
- Backing Material: Polyvinyl Chloride|| PVC
- Backing Thickness Metric: 0.18 mm
- Color Family Incorporate Product Color: Black
- Elongation: 200%
- Elongation At Break: 0.02
- Manufacturer Catalog Number: 7000026559
- Maximum Operating Temperature Celsius: 80 Degree Celsius
- Maximum Operating Temperature Fahrenheit: 194 Degree Fahrenheit
- Overall Length Imperial: 10 in
- Overall Length Metric: 3 m
- Overall Width Imperial: 4 in
- Overall Width Metric: 100 mm
- Package Height: 5.50000 in
- Package Length: 4.30000 in
- Package Weight: 2.0900 LBS
- Tape Grade: Premium
- Tape Width Metric: 100 mm
- Uv Resistant: Yes
Installation & Operation
- Clean and dry the surface thoroughly, removing any dirt, oil, or moisture that could affect adhesion.
- Remove the release liner and apply the tape with firm, even pressure to eliminate air bubbles.
- Overlap each wrap by approximately 50% to ensure complete coverage and moisture sealing.
- Stretch the tape slightly during application to activate the self-fusing properties for optimal bonding.
- Continue wrapping beyond the connection area to provide adequate insulation coverage as required.
- Allow the mastic to cure and verify proper adhesion before placing the connection into service.
Professional Applications
- Electrical connection insulation and moisture sealing in commercial facilities
- Industrial equipment wiring protection and environmental sealing
- Outdoor electrical installations requiring UV and weather resistance
- Underground and buried cable splice protection
- HVAC system electrical connections and control wiring
- Marine and coastal applications where salt air protection is critical
- Utility and infrastructure electrical maintenance and repair
Why Choose 3M Quality?
3M Scotch Vinyl Mastic Tape 2210 represents decades of adhesive technology expertise, delivering consistent performance in demanding electrical applications. The premium-grade construction and RoHS compliance ensure reliable protection while meeting environmental standards. With superior adhesion strength, UV resistance, and self-fusing technology, this tape provides the long-term reliability that electrical professionals demand for critical connections and installations.
Manufacturer Resources
3M Rubber, Mastic & Specialty Tapes Application Guide
Product Specs
- Adhesion Strength:
- 2 oz/in
- Adhesion To Steel:
- 200 oz/in (140N/ 10mm)
- Adhesive Type:
- Rubber Mastic
- Backing Material:
- Polyvinyl Chloride|| PVC
- Backing Thickness Metric:
- 0.18 mm
- Color Family Incorporate Product Color:
- Black
- Elongation:
- 200%
- Elongation At Break:
- 0.02
- Manufacturer Catalog Number:
- 7000026559
- Maximum Operating Temperature Celsius:
- 80 Degree Celsius
- Maximum Operating Temperature Fahrenheit:
- 194 Degree Fahrenheit
- Overall Length Imperial:
- 10 in
- Overall Length Metric:
- 3 m
- Overall Width Imperial:
- 4 in
- Overall Width Metric:
- 100 mm
- Package Height:
- 5.50000 in
- Package Length:
- 4.30000 in
- Package Weight:
- 2.0900 LBS
- Tape Grade:
- Premium
- Tape Width Metric:
- 100 mm
- Uv Resistant:
- Yes
- Department:
- Electrical
- Product Type:
- Mastic Tape
- Product Group:
- Cable Management & Identification
- Product Subgroup:
- Electrical Tape
- Application:
- Insulation
3M 2210-4X10FT – Frequently Asked Questions
1) Is 3M Scotch 2210 vinyl mastic tape rated for 600 volt electrical connections?
Scotch 2210 vinyl mastic is rated for insulating and moisture sealing connections up to 600 volts, which covers typical commercial and industrial branch circuit and control wiring work. The build is a PVC backing over a rubber mastic adhesive layer, so the mastic flows into the void around the connector and the vinyl face takes the abrasion.
2) Can 3M 2210 mastic tape be used by itself, or does it need vinyl electrical tape over it?
Mastic pads like the 2210 are a sealing layer, not a finish layer. The mastic is soft so it deforms and fills around lugs and irregular shapes, and standard trade practice is to overwrap the mastic with a vinyl electrical tape for mechanical and abrasion protection. The 2210 does carry its own 7 mil PVC face and is UV resistant, so outdoors it will not break down in sunlight on its own, but for anything that gets handled or rubbed, put a vinyl jacket over it.
3) Will 3M 2210 mastic tape seal a direct-buried or underground cable splice?
Yes, buried and underground splice protection is one of the intended uses. The self fusing mastic knits into a continuous moisture tight mass once stretched and pressed down, so there is no seam for water to track into, and the PVC backing resists moisture and alkalis, which matters in concrete and soil contact. Surface has to be clean and dry when you apply it, or the mastic will not wet out properly.
4) How much cable splice can I actually cover with one roll of 3M 2210?
One roll gives you a 4 inch wide by 3 meter (10 ft) strip of mastic. Because you overlap each wrap by about half, plan on roughly half that linear footage of finished coverage. The 4 inch width is the wide format, so a single pass usually covers the whole body of a connector or splice lengthwise rather than needing several spiral turns.
5) Will 3M 2210 conform around an irregular shape like a split bolt or a lug?
That is what the mastic construction is for. The tape carries 200 percent elongation, so you can stretch it into the shoulders of a split bolt or around a lug barrel without it tearing or bridging, and it keeps moving with thermal expansion instead of cracking. Stretching it during application is also what triggers the self fusing bond, so do not lay it on slack.
6) What is the 3M part number for the 4 inch by 10 ft black Scotch 2210 mastic roll, and how does it ship?
Order it as 3M 2210-4X10FT, manufacturer catalog number 7000026559, in black. It comes one roll to a carton, with ten rolls to a case, so if you are standardizing a service truck or a stockroom, the case quantity is ten.
7) How well does 3M 2210 stick to a metal enclosure or steel conduit body?
Adhesion to steel is 200 oz/in (140 N per 10 mm), which is a strong mastic grip on clean bare metal, so it works for sealing around fittings, boxes and equipment penetrations as well as on conductors. Oil or moisture on the steel will cut that figure sharply, so wipe the surface down first.
8) Is 3M 2210 mastic tape suitable for coastal and marine electrical work?
Marine and coastal installations where salt air exposure is the concern are a listed application. The combination that matters there is the moisture tight self fusing seal plus a UV resistant PVC face, so the wrap is not degrading in sun and spray at the same time.
9) Does 3M 2210 mastic tape meet RoHS requirements for a regulated facility?
The 2210 is RoHS compliant, which is usually the box a hospital, school district or government MRO buyer needs ticked on consumables going into their facilities. It is catalogued as a premium grade tape in 3M's own tape grading.
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Does the 3M 2210-4X10FT come with a warranty?
Absolutely. The 3M 2210-4X10FT is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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