INSULATION

INSULATION

Formex™ GK-40 Insulation Foil – Tailored Precision, Trusted Protection

Q: Can you deliver to custom sizes?

Yes. We rewind, slit, sheet, and cut to your exact specifications – reducing material waste and time on your end.

Q: Do you offer adhesive-backed versions?

Yes. We laminate Formex™ with 3M™ or tesa® adhesive tapes , including flame-retardant variants, upon request.

Q: What flame rating does it meet?

GK-40 meets UL 94 VTM-0 , one of the highest flame retardant ratings for polymer films.

Q: Is it suitable for outdoor applications?

Absolutely. It holds an f1 outdoor rating (UL 746C) for UV, water, and immersion resistance.

Q: Can Formex™ GK-40 be die-cut?

Yes. Thanks to its mechanical stability, Formex™ GK-40 is ideal for die-cutting and kiss-cutting into precise parts.

Q: What thickness is Formex™ GK-40?

Formex™ GK-40 is 1.02 mm thick and available in rolls or sheets.

Formex™ GK-40 (1.02 mm) is a high-performance electrical insulation material engineered from flame-retardant polypropylene. It offers outstanding dielectric strength, high-temperature tolerance (up to 115°C), and superb moisture and chemical resistance, making it ideal for complex industrial and consumer electronics applications.

As an authorized converter and Polish expert in technical materials, Eko-Tech transforms Formex™ GK-40 into custom parts tailored to your production requirements: from narrow slits to complex die-cut geometries and adhesive-backed laminates. With local support and full converting capabilities, we bring global performance to your doorstep.

Applications of Formex™ GK-40 (1.02 mm)

Formex™ GK-40 is widely used in demanding electrical and mechanical insulation environments, including:

Battery compartment insulation – EVs, consumer electronics, energy storage
LED lighting housings – indoor & outdoor, UV-exposed, f1 rated
IP security & camera systems – harsh outdoor installations
Access control & telecom devices – insulation + barrier layers
Digital signage & kiosks – moisture and heat resistance
PCBs and power supplies – dielectric barrier in tight enclosures
White goods & appliances – compliance with flammability standards
Industrial enclosures – 3D formable parts as safety barriers

Ready to Customize Formex™ GK-40 to Your Needs? We deliver Formex™ Insulation Foil GK-40 (1.02 mm) cut, laminated, and converted – exactly how you need it!

Rewinding, Slitting, Sheeting, Die & Kiss Cutting, Laminating with tesa® & 3M™, Flame Retardant & UL-Listed. Get a Quote Now or Contact Our Engineering Team for a Custom Solution!

Benefits of Formex™ GK-40 (1.02 mm)

Choosing Formex™ GK-40 offers a competitive edge through:

Flame Retardancy (UL 94 VTM-0) – High safety rating for OEM compliance
High Dielectric Strength – 2,200 Volts/mil at 0.127 mm ensures circuit protection
Excellent Moisture & Chemical Resistance – <0.06% water absorption
High Temperature Stability – Up to 115°C, ideal for heat-sensitive areas
UV Resistance & f1 Outdoor Rating – Certified for harsh outdoor conditions
Formable & Foldable – Easily shaped into custom 3D parts
Global Compliance – Meets WEEE, RoHS, REACH, FMVSS, MIL standards
Cost Reduction – Lightweight and versatile, reducing shipping, warehousing, and assembly costs

Why Work With a Professional Converter Like Eko-Tech?

Converting isn’t just cutting — it’s optimizing. Here’s why top manufacturers across Poland and Europe choose Eko-Tech:

Expertise in flame-retardant materials & UL-listed applications
Tailored dimensions – reduce waste and cost in your process
Quick prototyping & short runs – ideal for development cycles
Strategic advice – we match material to application
Local support, fast delivery – direct from our Polish facility
Certified adhesives – laminate Formex™ with tesa® and 3M™ tapes for advanced bonding and insulation

Custom Converting Capabilities – From Sheet to Finished Part

At Eko-Tech, we don’t just sell Formex™ – we engineer solutions. For the entire Formex™ GK product family, including GK-40, we offer:

Rewinding – To custom reel lengths
Slitting – Precision widths for automatic assembly
Sheeting – For flat part cutting or stacking
Die Cutting & Kiss Cutting – For exact-fit insulation components
Laminating – With flame-retardant 3M™ or tesa® adhesive tapes
Custom Kits – Labeled, packed, and ready for production

From small runs to serial manufacturing, our converting line is ready for your Formex™ needs.

FAQ

Can you deliver to custom sizes?Monika Kluk2025-07-22T09:45:23+02:00

Can you deliver to custom sizes?

Yes. We rewind, slit, sheet, and cut to your exact specifications – reducing material waste and time on your end.

Do you offer adhesive-backed versions?Monika Kluk2025-07-22T09:44:47+02:00

Do you offer adhesive-backed versions?

Yes. We laminate Formex™ with 3M™ or tesa® adhesive tapes, including flame-retardant variants, upon request.

What flame rating does it meet?Monika Kluk2025-07-22T09:44:38+02:00

What flame rating does it meet?

GK-40 meets UL 94 VTM-0, one of the highest flame retardant ratings for polymer films.

Is it suitable for outdoor applications?Monika Kluk2025-07-22T09:44:28+02:00

Is it suitable for outdoor applications?

Absolutely. It holds an f1 outdoor rating (UL 746C) for UV, water, and immersion resistance.

Can Formex™ GK-40 be die-cut?Monika Kluk2025-07-22T09:44:19+02:00

Can Formex™ GK-40 be die-cut?

Yes. Thanks to its mechanical stability, Formex™ GK-40 is ideal for die-cutting and kiss-cutting into precise parts.

What thickness is Formex™ GK-40?Monika Kluk2025-07-22T09:44:10+02:00

What thickness is Formex™ GK-40?

Formex™ GK-40 is 1.02 mm thick and available in rolls or sheets.

Products in the same category:

Formex Insulation Foil GK-5

Formex™ GK-10 Insulation Foil

Formex™ GK-17 Insulation Foil

Formex™ GK-40

Formex™ GK-62

Formex™ Insulation Foil GK-30

Let’s Bring Your Project to Life

Looking for a reliable partner for Formex™ GK-40 insulation foil (1.02 mm) in Poland or across Europe? Contact Eko-Tech Today – Get expert advice, tailored samples, or a production quote within 24h! Request a QuoteTalk to a Specialist