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DeWal Industries 303-2
Polyimide Film

General Information
303-2 is a 2 mil, polyimide film and silicone adhesive has been designed for high temperature masking applications. In electrical insulation applications this product does meet class H requirements. This product can be removed cleanly without adhesive residue after exposure to heat/chemical.Used primarily for gold finger masking, coil insulation and high temperature harness wrapping.
Backing Adhesive
(unwind)		 Thickness
(total)		 Liner Type
(outer)
Polyimide Silicone 3.50 mil  

Adhesion to Steel
180° Peel		 Adhesive Activation Tensile Strength Elongation Percent
25.00 oz/in Pressure 110.00 lbs/in 60.00%

Min Application
Temp		 Min Service
Temp		 Max Short-Term
Temp		 Max Long-Term
Temp
40 °F 0 °F 500 °F  
Adhesive Tape Features
  • Does meet class H requirements
  • Removed cleanly without adhesive residue after exposure to heat/chemical
Adhesive Tape Applications
  • Designed for high temperature masking applications
  • Used primarily for gold finger masking
  • Coil insulation
  • High temperature harness wrapping
Adhesive Tape Markets Served
Adhesive Tape Colors

Comparable products

DeWal Industries 303-2 View Datasheet
Polyimide Film
Backing Adhesive Thickness Adhesion
 Polyimide   Silicone   3.50mil   25.00oz/in 

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