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3M

3M Scotch 130C Linerless Rubber Splicing Tape 4 in x 30 ft Black

SKU CH-HEF7-R55EA

Self-fusing EPR splicing tape rated to 194 °F continuous and 266 °F overload, 30 mil thick with 250 lb/in tensile strength

  • TypeElectrical Tape
  • ColorBlack
  • Self-fusing silicone adhesive bonds only to itself
  • 30 mil thickness provides high-voltage insulation
  • 250 pounds per inch tensile strength resists mechanical stress
  • Rated 194F continuous and 266F overload temperatures
  • Linerless EPR backing conforms for void-free moisture seal

High-Voltage Splicing Tape

3M Scotch 130C is a linerless ethylene propylene rubber tape designed for splicing and terminating wires and cables. It operates continuously at up to 194F and handles short-term overloads to 266F. The self-fusing silicone adhesive bonds only to itself, leaving no sticky residue on surfaces. RoHS compliant construction suits professional electrical work.

Build Integration With Self-Fusing Layer

The tape requires half-lapped, level-wound application with the tacky side facing out to prevent roll drift during wrapping. High elongation in critical areas eliminates voids and creates immediate moisture seals. At 30 mils thick with 250 pounds per inch tensile strength, it builds insulation quickly without needing separate adhesive layers or liners. Thermal dissipation handles splice heat effectively.

For Electrical Professionals Not General Use

This product suits electricians and technicians making high-voltage splices or terminations where self-fusing rubber insulation is specified. It is not for buyers needing a standard adhesive-backed vinyl tape for colour coding, bundling or temporary repairs. The linerless design and specific wrapping technique require trained application for reliable performance.

Highlights

  • Self-fusing silicone adhesive bonds only to itself
  • 30 mil thickness provides high-voltage insulation
  • 250 pounds per inch tensile strength resists mechanical stress
  • Rated 194F continuous and 266F overload temperatures
  • Linerless EPR backing conforms for void-free moisture seal

Specifications

TypeElectrical Tape
Brand3M
ColorBlack

Questions about this item

How thick is the 30 mil backing and adhesive layer when the tape is stretched during a splice?

The carrier and adhesive together measure 30 mils, so each half-lapped wrap adds that thickness regardless of stretch.

Will the silicone adhesive leave residue or degrade after continuous 194°F operation?

The self-fusing silicone bonds only to itself and remains stable up to the 194°F continuous rating with no sticky residue.

What tensile strength must the cable or bus bar already handle for the 250 lb per inch tape to hold?

The tape provides 250 pounds per inch longitudinal strength, so the underlying conductor must meet or exceed that load.

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