Fabricators of Adhesive Tapes & Flexible Materials
3M™ 57 Polyester Film Tape has a 2 mil transparent polyester film backing coated with rubber thermosetting adhesive. This insulating tape is used where higher electrical strength is desired.
Unit of Measure


N/A 3M™

Brand Part Number

N/A 3M 57

Primary Application

N/A Electrical

Application Description

  • Used where higher electrical strength is needed such as layer insulation and capacitor wraps


  • Thermosetting rubber adhesive

Markets Served

N/A Electrical Electronics


N/A Polyester Film

Backing / Carrier Thickness

N/A 2.0 mil

Adhesive Coating

N/A Single Coated

Adhesive Type

N/A Rubber

Adhesive Thickness

N/A 3.3 mil


N/A Yellow

Maximum Width/ Master Roll Width

N/A 25 in

Adhesion to Steel

N/A 60 oz/in

Tensile Strength

N/A 50 lb/in

Service/Operating Temperature

N/A 266 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.

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