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PACKAGING FILMS

Metal-Adhesion Films


3M™ Scotchpak™ Metal-Adhesion Films

Heat-sealable ethylene/acrylic acid copolymer films designed to provide strong thermal lamination bonds to metal foils and metal vapor coated surfaces. Solvent- and adhesive-free laminates minimize potential product interaction. Printable surface provides added convenience.

Scotchpak Heat-Sealable Metal-Adhesion Film MA250M
Scotchpak Heat-Sealable Metal-Adhesion Films MA370M
Scotchpak Heat-Sealable Metal-Adhesion Films MA370W
Scotchpak Heat-Sealable Metal-Adhesion Films MA450M
Recommended Heat Seal Conditions

Scotchpak Heat-Sealable Metal-Adhesion Film MA250M
Ethylene / Acrylic Acid Copolymer
Caliper: 2.45 mils
Color: Translucent
Finish: Matte
Characteristics

  • Heat-sealable
  • High seal strength
  • Printable
Download Product Sheet (PDF, 43KB)

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Scotchpak Heat-Sealable Metal-Adhesion Film MA370M
Ethylene / Acrylic Acid Copolymer
Caliper: 3.71 mils
Color: Translucent
Finish: Matte/CT
Characteristics

  • Heat-sealable
  • Printable
  • Corona treated surface
  • High break strength
Download Product Sheet (PDF, 43KB)

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Scotchpak Heat-Sealable Metal-Adhesion Film MA370W
Ethylene / Acrylic Acid Copolymer
Caliper: 3.71 mils
Color: White
Finish: Matte/CT
Characteristics

  • Heat-sealable
  • Printable
  • Corona treated surface
  • High seal and break strength
Download Product Sheet (PDF, 43KB)

Request samples

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Scotchpak Heat-Sealable Metal-Adhesion Film MA450M
Ethylene / Acrylic Acid Copolymer
Caliper: 4.00 mils
Color: Translucent
Finish: Matte
Characteristics

  • Heat-sealable
  • High seal strength
  • Printable
Download Product Sheet (PDF, 50KB)

Request samples

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Recommended Heat Seal Conditions

Seal strength depends on temperature, pressure and dwell time. Cleanliness of the seal surface will also contribute to the quality of the seal strength. To achieve a good bond, the metal surface should be clean and free from contaminants such as grease or lubricants and heated to 300° – 400° F (149°-204° C) via IR radiation, gas flame, induction or hot air methods. After heating, the film should be bonded to the metal using a heat-resistant rubber-covered pressure roller. The product should be cooled slowly to below 140 F° (60 C°) to allow a good bond to develop prior to handling.

Suggested Heat-Seal Conditions: 300 – 400 F (149-204 C)
0.2 - 2.0 seconds
20 - 60 psi
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