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  5. 3M™ Polyester Tape 8991L Blue, 50.4 in x 72 yd 2.4 mil, 1 ea/Case Bulk

3M™ Polyester Tape 8991L Blue, 50.4 in x 72 yd 2.4 mil, 1 ea/Case Bulk

  • 3M ID 70006745452

Works in demanding conditions and high temperatures ranging from -60ºF (-50ºC) to 400ºF (204ºC)

Clean removal during high-temperature masking operations such as powder coating

Polyester film offers excellent thermal and chemical resistance while maintaining flexibility

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PDF (1) Copy 26Tech Data Sheet (PDF, 171KB)

Details

Highlights
  • Works in demanding conditions and high temperatures ranging from -60ºF (-50ºC) to 400ºF (204ºC)
  • Clean removal during high-temperature masking operations such as powder coating
  • Polyester film offers excellent thermal and chemical resistance while maintaining flexibility
  • Linered version of 3M™ Polyester Tape 8991
  • Silicone adhesive provides clean removal from a variety of surfaces
  • Translucent blue backing provides easy identification and positioning

Thin and conformable, 3M Polyester Tape 8991L is a general purpose tape that excels in high temperature masking operations such as powder coat painting. Coated with a silicone adhesive, this tape bonds to a variety of difficult surfaces. It is chemical resistant and performs under a wide range of temperatures and environments.

Resists shrinking, curling, and edge lifting but removes without adhesive residue


Effectively Mask in High Temperature Applications

3M™ Polyester Tape 8991L is a general purpose, thin, conformable polyester tape ideal for masking in high temperature applications. The translucent blue backing is tear resistant. Coated with a silicone adhesive, this tape functions well in masking for powder coating to provide sharp paint lines. It removes cleanly and in one-piece from most surfaces, avoiding slivering and breaking. This tape is a linered version of our 3M™ Polyester Tape 8991 (PDF, 2.99 Mb) ideal for die cutting and converting applications.


With good chemical resistance, this tape works effectively in chemical processes and demanding work conditions, such as anodizing. The pressure sensitive silicone adhesive performs under a broad range of temperatures ranging from -60°F (-50°C) to 400°F (204°C).



Recommended applications


Masking parts for high temperature powder coat painting
Holding parts or vacuum bags during composite bonding operations
Masking metal surfaces in acid or caustic chemical milling baths
Protective tape reduces scratches during handling and shipping

Typical Properties

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