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3M™ Very Low Outgassing High Shear Polyester Tape 8439FL

  • Product code: 8439FL
  • Manufacturer: 3M
  • Package size:
  • Shelf Life: 18 months

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3M™ Very Low Outgassing High Shear Polyester Tape 8439FL is a silver colored polyester film tape for the demanding requirements of hard disk drive and related electronics manufacturing.

FEATURES

  • Bleeds static charge rapidly to help reduce risk of product damage due to electrostatic discharge
  • Low water vapor transmission rate provides an effective contamination barrier
  • Low outgassing & low extractable ionic content helps reduce risk of chemical contamination
  • Clean removability from a wide variety of substrate materials eliminate cleanup during rework operations

APPLICATIONS

  • Perimeter sealing of hard disk drive clamshells.
  • Temporary porthole sealing of hard disk drive clamshells.
  • Process aid.
  • General purpose sealing.
  • Other applications which require a low outgassing polyester film tape.
Property Values Unit
Adhesive Thickness 1.0  mil
0.025  mm
Backing Thickness 1.0 mil
0.025  mm
Liner Thickness 2.0 mil
0.05  mm
Total Tape Thickness without Liner  2  mil
0.05  mm
Elongation 120 %
Shelf Life 18 months

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