2 Mil Polyimide Discs
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These discs/dots are manufactured from commercial grade polyimide film with a special silicone adhesive. Designed for high temperature masking found in conformal coating of PCBs, protection of gold fingers during circuit board soldering and electrical insulation of high temperature coils, motors and transformers.
Product Features
- Temperature Rating: 500° F / 260° C
- Die cuts 0.250" or larger have a split-back liner for ease of use - split liner for smaller dimensions upon request
- Meets Class H Requirements, flame retardant
- Excellent dielectric strength and chemical resistance
- Removes cleanly even after long bake cycles with no residue
- Used in Powder Coating, E-Coating, Wave Soldering, Hot Air Leveling, and Circuit Board Insulation
- Standard die cut sizes in stock or can be made to your specifications
Construction
- 2 Mil Polyimide Carrier
- 1.5 Mil Silicone Adhesive
- 3.5 Mil Total Thickness
Specifications
- Tensile Strength (lb/in) - 44
- Elongation (%) - 100
- Steel Adhesion (oz/in) - 21
- Dielectric Strength - 7.0
Polyimide is also known by the trade name Kapton™. If you require the trademarked brand, please inquire with your CFS representaive on pricing.
If you don’t see the dimension you need, let us know. We can create a custom part for you.