Core Technical Specifications
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- Standard Width: 6mm (approx. 0.12 inches).
- Standard Length: Usually sold in rolls of 30 meters (100 feet) or 33 meters (108 feet).
- Base Material: DuPont Kapton Polyimide Film.
- Adhesive Type: Typically coated with a high-temperature silicone adhesive (leaves no residue upon removal), though acrylic versions are available for specialized needs.
- Dielectric Strength: Excellent electrical insulator, often rated for breakdown voltages above 4,000V.
Common Product Configurations
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- Standard 3mm x 33m Polyimide Tape Roll:
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- This is the most common format used by hobbyists and technicians for wrapping wires, insulating small components, or localized masking during soldering. Available from various specialized distributors such as DIYElectronics or Quartz Components.
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- 6M Polyimide Film Tape 5413 (6mm variant):
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- Premium-grade brand name tape utilizing authentic DuPont Kapton Film combined with a premium silicone adhesive. It is widely used in aerospace and industrial manufacturing for PCB solder masking.
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- 6mm Kapton Tape Circles/Dots:
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- Pre-cut circular dots on a continuous backing reel, sold by suppliers like Teknitape. These are specifically designed for rapid, repeatable masking of small test points or screw holes on circuit boards before wave soldering
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- Standard 3mm x 33m Polyimide Tape Roll:
Primary Applications
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- Electronics Repair & BGA Rework: Ideal for isolating tiny components or protecting sensitive adjacent traces from heat damage during hot-air soldering.
- 3D Printing: Used on heating elements, thermistors, or block assemblies to hold wiring safely in place under high heat.
- Battery Manufacturing: Widely utilized for insulation and securing tabs on Lithium-Polymer (LiPo) and Lithium-Ion battery cells.
Crucial Handling Tip
When applying narrow 3mm tape, avoid touching the adhesive side with your bare fingers. Skin oils can degrade the silicone adhesive and cause the tape to lift prematurely under high temperatures. For precise placement, always handle the edge or backing of the tape using fine ESD-safe tweezers.
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