Professional-grade polyimide electrical tape with exceptional heat resistance up to 356°F, UL listed, ideal for high-temperature industrial applications including coils, harnesses, and capacitors.
3M™ Polyimide Film Electrical Tape 1218 is a premium high-temperature electrical insulation tape specifically designed for demanding industrial applications. This professional-grade tape features a polyimide film backing that provides exceptional heat and solvent resistance, making it ideal for use in coils, harnesses, and capacitor applications. With a 600V rating and the ability to withstand temperatures up to 356°F (180°C), this tape delivers reliable performance in extreme operating conditions. The pressure-sensitive acrylic adhesive ensures excellent bonding strength and durability, providing secure and long-lasting adhesion to various substrates.
Each case contains 12 rolls of tape, with each roll measuring 3/4 inch wide by 36 yards long, offering substantial coverage for industrial wrapping and insulation projects. The tape's 3.15 mil thickness provides optimal balance between protection and flexibility, allowing it to conform easily to irregular surfaces and complex geometries. This tape is UL Listed and RoHS 2011/65/EU Compliant, meeting stringent international safety and environmental standards. The flame-retardant properties add an extra layer of safety for electrical applications where fire resistance is critical.
The 3M Polyimide Film Electrical Tape 1218 is engineered for industrial and occupational use by trained professionals who require reliable electrical insulation solutions. Its superior heat resistance, combined with excellent adhesive properties and compliance certifications, makes it the preferred choice for electrical engineers and maintenance professionals in manufacturing, telecommunications, and power distribution industries.
Key Features
- Polyimide film backing provides exceptional heat and solvent resistance
- 600V rated for reliable electrical insulation in demanding applications
- Withstands continuous temperatures up to 356°F (180°C)
- Pressure-sensitive acrylic adhesive ensures excellent bonding strength and durability
- Flame-retardant properties for enhanced safety in electrical environments
- UL Listed and RoHS 2011/65/EU Compliant
- Suitable for coils, harnesses, capacitors, and flexible printed circuits
- 3/4 inch width with 36-yard length per roll for maximum coverage
- Case of 12 rolls for industrial bulk applications
- Operating temperature range from 0°C to 180°C (-32°F to 356°F)
Technical Specifications
| Specification |
Value |
| Product Type | Polyimide Film Electrical Tape |
| Brand | 3M |
| Model Number | 1218 |
| Part Number | 1218 3/4"X36YD |
| UPC Code | 00051128583104 |
| 3M ID | 7010349667 |
| Overall Width (Imperial) | 0.75 inches |
| Overall Width (Metric) | 19 mm |
| Overall Length (Imperial) | 36 yards |
| Overall Length (Metric) | 33 meters |
| Total Tape Thickness (Imperial) | 3.15 mil |
| Total Tape Thickness (Metric) | 0.08 mm |
| Backing Material | Polyimide Film |
| Adhesive Type | Acrylic Pressure-Sensitive |
| Adhesive Material | Acrylic |
| Product Color | Amber |
| Dielectric Strength | 6000 V |
| Voltage Rating | 600V |
| Maximum Operating Temperature (Fahrenheit) | 356°F |
| Maximum Operating Temperature (Celsius) | 180°C |
| Minimum Operating Temperature (Fahrenheit) | 32°F |
| Minimum Operating Temperature (Celsius) | 0°C |
| Elongation at Break | 55% |
| Insulation Resistance | 1 x 10^6 megohms |
| Electrolytic Corrosion Factor | 1 |
| Flame Retardant | Yes |
| UL Listed | Yes |
| Certifications | UL Recognized, RoHS 2011/65/EU Compliant |
| Rolls per Case | 12 rolls |
| Applications | Coils, Harnesses, Capacitors, Flexible Printed Circuits |
| Use Type | Industrial/Occupational Use Only |
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