3M™ Polyester Film Electrical Tape 1318 (-212538)
3M™ 1318 is a 2.5-mil or 3.5-mil polyester film tape with a non-corrosive acrylic pressure-sensitive adhesive. It is designed for electrical insulation and mechanical wrapping, with UL listing for 130°C continuous use.
1318 Features
- Used in coils, transformers, motors, and wire harnesses
- No heat or moisture needed for adhesive activation
- UL listed for 130°C continuous operation
1318 Applications
- Electrical insulation wrapping
- Wire harness and motor protection
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
Need help selecting the right product or solution?
1318-2
|
Physical Properties |
Value Imperial (Metric) |
|
Electrical Properties |
Value Imperial (Metric) |
|
Color - Visual |
Yellow |
|
Comparative Tracking Index (CTI)3 |
I |
|
Adhesive |
Acrylic |
|
Dielectric Breakdown1 - Minimum |
7000 V |
|
Backing |
Polyester Film |
|
Electrolytic Corrosion Factor2 |
1.0 |
|
Mechanical Properties |
Value Imperial (Metric) |
|
Insulation Resistance1 - Minimum |
1x1012 Ω |
|
Backing Thickness - Nominal |
2 mil (0.051 mm) |
|
|
|
|
Total Thickness1 |
3.5 +/- 0.5 mils (0.089 +/- 0.013 mm) |
|
||
|
Adhesion to Steel1 - Minimum |
25 oz/in (2.7 N/cm) |
|
||
|
Breaking Strength1 - Minimum |
40 lb/in (70 N/cm) |
|
||
|
Elongation1 - Minimum |
50% |
|
||






