3M™ 1318-1W Polyester Film Electrical Tape (White)
3M™ 1318-1W Polyester Film Electrical Tape (White)

$1.00 – $20.00 / finished roll (USD)Custom widths available ($200 deposit credited)

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3M™ GENUINE MASTER ROLL · SKU #1318-1W 3M™ Industrial Tape

3M™ 1318-1W Polyester Film Electrical Tape (White)

3M™ 1318-1W Polyester Film Electrical Tape (White)
THICKNESS · total0.063 mm2.5 mil
TEMP RANGE · continuousUp to 130°C (266°F) · UL Class 130°CContinuous service temperature
MASTER ROLL · max width1219 mmCustom slitting 1–1219 mm

$1.00 – $20.00 / finished roll (USD)Custom widths available ($200 deposit credited)

Thickness 0.063 mm (2.5 mil) · Temp. Up to 130°C (266°F) · UL Class 130°C · 66 m per roll · Master width 1219 mm · Switchgear wiring, fractional horsepower motors, coil windings
Roll length: 66 m / roll

Master roll engineering specs (TDS)

DOC-TDS-3M-1318-1W
Total thickness 0.063 mm (2.5 mil)
Max master width 1219 mm (CNC slitting 1–1219 mm)
Temperature range Up to 130°C (266°F) · UL Class 130°C
Backing 1.0 mil (0.025 mm) white polyester (PET) film
Adhesive Solvent-resistant acrylic pressure-sensitive adhesive
Typical applications Switchgear wiring, fractional horsepower motors, coil windings
SKU: 3M-1318-1W-1219mm66M Category:

3M™ Polyester Film Electrical Tape 1318-1W is an electrical insulating tape with a 1.0-mil white polyester backing and an aggressive acrylic adhesive. Combining high dielectric strength (5,500V), smooth unwind, and superior flagging resistance, it is ideal for outer wrapping on visible white electronic coils and transformers.

Key Performance Highlights

  • Pure white polyester backing provides clean aesthetic finish and high contrast for printing
  • Non-corrosive acrylic adhesive delivers smooth unwind and flagging resistance
  • UL Recognized Class 130°C component for switch-mode power supplies
  • Resists solvents, varnishes, and cleaning chemicals used in PCB assembly

Recommended Industrial Applications

Outer wrap on white coil assemblies, color-coded insulation, transformer coil margins

Authoritative Technical Specifications

Backing Material 1.0 mil (0.025 mm) white polyester (PET) film
Adhesive System Solvent-resistant acrylic pressure-sensitive adhesive
Total Thickness 0.063 mm (2.5 mil)
Operating Temperature Up to 130°C (266°F) · UL Class 130°C
Visual Color / Appearance White (1-mil Polyester)
Dielectric / Flame Rating UL Recognized, File E17385 · 5,500 Volts dielectric breakdown
Precision Converting Precision Rotary Slitting, Die-Cutting, Custom Widths from 2mm to Log Width