TapeCase

3B Linered 3 mil Polyimide Film Tape with Silicone Adhesive with Liner

3B Linered

TapeCase Polyimide Film Tape 3B Linered series is a 3 mil polyimide film coated with a silicone adhesive with a PET liner for high temperature masking and insulating applications.

Excellent thermal resistance and electrical insulating properties
Wide operating temperature range up to 500°F
High dielectric strength and good chemical resistance

Color: Amber

Liner Material: PET Film

Backing/Carrier Material: Polyimide Film

Adhesive Type: Silicone

TotalThickness: 4.5 mil

Overview
Customize
Features
Specifications
Compliance
Resources

Overview

Consult

Specify a finalized design or create a new one from scratch with our experienced converting experts.

Design

Pair our material sampling library with our precision converting capabilities to optimize and validate a prototype.

Produce

Rely on our top-tier suppliers, strict quality controls, and hands-on help to ensure your product's effectiveness throughout its lifecycle.

Customize

Customize This Material

Our wide range of converting capabilities allow us to take this material and transform it into the right width, length, shape or fabricated part to not only achieve ideal integration into your end use, but also optimize how you apply the material in your application. Our converting equipment paired with our expert engineering team will help you create the exact custom solution for your unique requirements.

To learn more about the most common converting services we offer, or to contact our team to start discussing your solution, please utilize the below links:

Tape Slitting

Die-Cutting

Custom Part Fabrication

Prototyping

Custom Length Rolls

Features

Excellent thermal resistance and electrical insulating properties
Wide operating temperature range up to 500°F
High dielectric strength and good chemical resistance
Excellent puncture and tear resistance
Conformable for masking uneven surfaces or irregular shapes
Removes cleanly without adhesive residue after exposure to heat
Includes a PET liner for die-cutting and easy handling

Specifications

Color	Amber
Backing/Carrier Material	Polyimide Film
Adhesive Type	Silicone
Total Thickness	4.5 mil
Backing/Carrier Thickness	3 mil
Adhesive Thickness	1.5 mil
Liner Material	PET Film
Liner Thickness	3 mil
Adhesive Strength	25 oz/in
Tensile Strength	80 lb/in
Elongation	60%
Dielectric Strength	15,000 volts
Minimum Temperature Performance	-100°F
Maximum Temperature Performance	500°F

Compliance

We value the importance of up to date an accurate regulatory information on the products we work with. For the most current Compliance and Regulatory information on your product of interest, please contact our experts for assistance.

Resources

Technical Data Sheet