3M™ Polyester Film Tape 850

3M 850


For splicing applications requiring quick stick and an aggressive, permanent hold, use our 3M™ Polyester Film Tape 850. Used in a variety of applications, including web processing, label protection, and marking. This tape is available in various colors, as well as a transparent.



Our 3M Polyester Film Tape 850 is generally used for splicing and web applications. Coated with an aggressive pressure sensitive acrylic adhesive, this tape grabs on contact and holds securely.

Recommended Applications (Red, White and Blue): Core starting, Splicing and web defect marking, Sealing, labeling and protecting, Decorative edging, Tape hinge.

Recommended Applications (Transparent): Sealing and protecting against chemical intrusion, Label protection where readability is a concern, Meets a variety of specifications in the aerospace industry, Core starting and splicing.

Recommended Applications (Silver): Defect flagging where reflective sensing is required/li, Decorative striping and edging/li.



  • Aggressive acrylic adhesive provides quick stick and excellent long-term holding in splicing applications
  • Thin, high strength polyester film meets low caliper requirements which won’t interfere with most machinery processes
  • Polyester backing resists tearing and protects surfaces from abrasion and rough handling
  • Temperature resistance enables tape to perform in high temperature operations
  • Transparent and silver versions meet a variety of aerospace specifications
  • Colored versions are highly visible for applications where marking or identification is required
  • Transparent version is chemical and solvent resistant
  • Low modulus, low Shore A Hardness