3M™ Very Low-Outgassing Polyester Tape 8439

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Excellent shear strength which helps reduce chance of tape slippage when shear stress is applied

Bleeds static charge rapidly

Thin with high strength

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Typical properties

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Highlights
  • Excellent shear strength which helps reduce chance of tape slippage when shear stress is applied
  • Bleeds static charge rapidly
  • Thin with high strength
  • Low diffusivity - Effective contamination barrier
  • Long aging - adhesive stable over long periods of time

3M™ Very-Low Outgassing Polyester Tape 8439 is a silver-colored polyester film tape for the demanding requirements of electronics manufacturing.

A silver-colored polyester film tape for the demanding requirements of electronics manufacturing. The metalized polyester backing offers low static and diffusivity and is complimented with a very low-outgassing acrylic adhesive. This product offers a high level of permanence, yet is cleanly removable from most substrates even after extended heat treatments.

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