Fabricators of Adhesive Tapes & Flexible Materials

3M™ 850 Polyester Film Tape has either a silver backing of transparent polyester or a gold backing of pigmented polyester with a thin layer of aluminum, and coated on one side with acrylic adhesive.  This polyester tape is used for splicing and applications where chemical resistance and or clean removal is necessary. 

Standard rolls of 850 are available in various colors. transparent, black, white, red, silver and gold.

Unit of Measure


N/A 3M™

Brand Part Number

N/A 850

Primary Application

N/A Decorating Gaskets Marking Packaging Protective Sealing Splicing

Application Description

  • Applications where chemical resistance and /or clean removal is necessary
  • Splicing and web defect marking
  • Positive film stripping
  • Decorative edging and striping
  • Tape hinge


  • Thin, high strength
  • Chemical and solvent resistant
  • Abrasion resistant
  • Clean removal

Markets Served

N/A Entertainment Hospitality


N/A Polyester Film

Adhesive Coating

N/A Single Coated

Adhesive Type

N/A Acrylic

Adhesive Thickness

N/A 1.9 mil


N/A Black Clear Gold Red Silver White

Maximum Width/ Master Roll Width

N/A 48 in

Adhesion to Steel

N/A 30 oz/in

Service/Operating Temperature

N/A -60 to 300 ºF

N/A The physical properties listed are typical values based on PSTC, ASTM and other standard tests. This data should be used as guides only, and not as specification limits. Our recommendations for use are based on practical experience and testing. However, it is the responsibility of the user to determine the suitability of the product for his intended use. MBK Tape Solutions will not assume liability for claims beyond the replacement value of our product proved to be defective.

Backing / Carrier Thickness

N/A 0.900 mil

Tensile Strength

N/A 28 lb/in
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