3M™ Very Low Outgassing High Shear Polyester Tape 8439

3M™ Very Low Outgassing High Shear Polyester Tape 8439 is silver colored polyester film tape for the demanding requirements of hard disk drive and related 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.
FEATURES
1 mil metalized polyester backing
High purity acrylic adhesive
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.