3M Electrical Tapes

High-Performance 3M™ 55 Composite Tape – Tailored to Your Needs

3M™ Polyester Film/Mat Composite Film Tape 55 is a high-quality electrical insulation tape made of a polyester web-reinforced polyester film, coated with a thermosetting rubber adhesive. Thanks to its outstanding electrical properties, edge-tear resistance, and abrasion durability, it performs reliably in demanding industrial applications.

At Eko-Tech, a trusted 3M Select Converter, we supply this product in customized forms: slit to width, rewound to length, die-cut, or as multilayer sets – tailored precisely to your technical requirements.

Applications of 3M™ 55

Electrical insulation of motor windings and coils
Coil cover insulation
Wire harness protection in motors and electronics
Crossover and interlayer insulation
Core layer insulation in transformers
Internal lead insulation and wire wrapping
Industrial electrical components and assemblies

Looking for a durable and reliable electrical insulation tape?

Choose 3M™ 55 – available in custom formats from Eko-Tech!

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Benefits of 3M™ 55 Tape

High edge-tear resistance – ensures mechanical stability under stress
Excellent puncture and abrasion resistance – reliable protection over time
Dielectric strength up to 6000 V – ideal for insulation applications
Flexible and conformable – adapts to irregular surfaces
Thermal class B (up to 130°C) – withstands elevated temperatures
0.14 mm thickness – optimal balance between durability and flexibility

Converted in Poland by Eko-Tech – Quality Guaranteed

This 3M™ 55 tape is converted in Poland by Eko-Tech using original 3M™ raw material. Local converting ensures fast lead times, full quality control, and custom solutions for our clients.

Why Work with Eko-Tech?

All processes in-house – from rewinding to packaging
Extensive experience in tape converting and technical support
Certified 3M Select Converter – proven expertise and quality
Custom project execution – even for the most complex applications
Consistent quality and repeatability
Expert guidance in choosing the right solution

Converting Capabilities – Tailored by Eko-Tech

We offer complete converting for the 3M™ 55 tape:

Custom rewinding to length
Precision slitting to width
Cross-wound spooling
Die-cutting and kiss-cutting – including fingerlifts and multilayer formats
Custom packaging – optimized for your production process

Technical data:

Color – Visual White
Adhesive Thermosetting Rubber
Backing Polyester Film/Nonwoven Ma
Total Thickness 7.25 +/- 1.25 mils (0.184+/-032mm)
Adhesion to Steel – Minimum 50 oz/in (5.5 N/cm)
Breaking Strength – Minimum 30 lb/in (53 N/cm)
Elongation – Minimum 20%
Dielectric Breakdown – Minimum 5000 V
Electrolytic Corrosion Factor 1.0
Insulation Resistance – Minimum 1×10