3M 3340 Aluminum Foil Tape for HVAC Duct Sealing

3M 3340 Aluminum Foil Tape for HVAC Duct Sealing

Overview 3M™ 3340 Aluminum Foil Tape is a high-strength aluminum foil tape featuring a pressure-sensitive acrylic adhesive and a paper release liner. Designed for HVAC duct sealing applications, it provides reliable adhesion and moisture vapor sealing performance across a wide range of environmental

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Product Detail

Products Description

3M™ 3340 Aluminum Foil Tape is a high-strength aluminum foil tape featuring a pressure-sensitive acrylic adhesive and a paper release liner.

Products Features

  • Model: 3M Foil Tape 3340
  • Temperature Resistance: -40°C to 149°C
  • Peel Strength: 6.6 N/cm at 23°C
  • Tensile Strength: 50.8 N/cm
  • Elongation at Break: 10%
  • Backing Thickness: 0.05 mm (2 mil)

Products Construction

Backing: High-strength aluminum foil; Adhesive: Acrylic pressure-sensitive adhesive.

3M 3340 Aluminum Foil Tape for HVAC Duct Sealing
3M 3340 Aluminum Foil Tape for HVAC Duct Sealing product view

Physical Properties

Technical ParameterSpecification
Product Name3M Foil Tape 3340
Backing MaterialHigh-strength aluminum foil
Adhesive TypeAcrylic pressure-sensitive adhesive
ColorNatural aluminum / silver
Backing Thickness0.05 mm (2 mil)
Total Tape Thickness0.09 mm (3.9 mil)
LinerPaper
180° Peel Adhesion6.6 N/cm at 23°C
Tensile Strength50.8 N/cm
Elongation at Break10%
Long-Term Temperature Resistance-40°C to 149°C
Standards / ListingsUL 181A-P and UL 181B-FX

Values shown are from the product data sheet. Confirm suitability for your specific application before ordering.

Products Application

This tape is used for sealing, gasketing and cushioning between components. Tell us the gap size, the surfaces to be joined and the required size, and our team will confirm the right model for your process.

FAQ

Can this tape be supplied die-cut or in custom widths?

Our die-cutting service covers custom shapes and widths. Send your drawing or the required width and length, and we will confirm availability for this model.

What temperature can it withstand?

According to the product data, the value is -40°C to 149°C. Confirm your process temperature with our team before ordering.

How do I request a sample or quotation?

Send the model, required size, color, quantity and your application to [email protected], or use the inquiry form on this page.

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To help us prepare a quotation, please include the model, required width and length, color, quantity and your application. You can also e-mail [email protected].

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