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Cirlex™ - Laser Machined Parts

BEST Inc has been machining Cirlex™ films for nearly 10 years.

If you want the superior heat withstand, chemical withstand capabilities, dimensional stability and rigidity of Cirlex™ film but need to have features laser machined as part of your assembly-then BEST is your source for these components or for this service.

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Cirlex™ Hole Cutting

You will find applications for Cirlex™ in these areas:

  • Flex Circuit Stiffeners
  • Electrical Insulators
  • Wafer Chucks
  • Wear Pads
  • Spacers
  • Stand-Offs
  • High-Temp, both rigid and flexible heaters
  • Extreme Antennas
  • High Amperage Power Bus
  • Fiber Optic Laser Guides

Other films are unreliable at temperatures which exceed the (Tg) the glass transition temperature of the adhesives used in building structures made form this material. You can Cirlex®’s maintains its integrity at extreme temperatures, from -269°C (-452°F)  to 351°C (664°F). Cirlex®is closely matched to the CTE of copper and therefore is used where adhesion of the Cirlex® to the copper is necessary. This film is easily  modified by laser machining.

BEST has a large variety of lasers which can be used to cut patterns in to Cirlex™ with feature dimensions with tolerances at 0.05mm. We can work on a variety of part sizes and can confirm dimensions using our optical inspection systems. BEST can supply the micro machining services with you supplying your film or already value-added component and provide other value-added services along with the machining such as further  assembly operations or packaging. While we have expertise in the electronics manufacturing and repair areas we produce a variety of different components to keep the utilization rate of our machines to the highest possible level.

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Cirlex™ Micro Machining of Apertures. Cirlex™ is a tradename of EI DuPont.

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