General Description

Cirlex^® is an all-polyimide sheet material – has been developed to fill the growing requirement for thick all-polyimide materials, stemming from a wide variety of industries such as automotive, aerospace, and electronics. Cirlex^® offers material flexibility and an expanded range of thickness options unattainable with cast resins or laminated constructions using adhesives. Also customers may use Cirlex^® materials with Vespel applications. Offering the excellent chemical, physical, thermal and electrical properties of Kapton® in thick sheet format is unique in today’s material marketplace. You can count on Cirlex^®’s integrity at extreme temperatures, from cryogenic [-269°C (-452°F)] to as high as 351°C (664°F); and it is readily modified/machined by laser cutting, drilling, machining and chemical etching.

Cirlex^® Benefits

• Broaden your application horizons with 100% polyimide adhesiveless laminate
• Maintains all the excellent performance characteristics – electrical, physical and chemical – of DuPont™ Kapton®
• Available in thicknesses starting at 8mil (.008”,.20mm)
• Improved yields from large and custom sheet sizes
• Ideal match for environmental extremes
• UL® 94VO rated

Cirlex^® Applications

Fine-Line Circuits

High-Temp, Flexibile & Rigid Heaters

Extreme Environment Antennas

High Amperage Power Bus

Solder Pad Stencils

Flex Circuit Stiffeners

Electrical Insulators

Electromagnetic Wafer Chuc

Fiber Optic Laser Guides

Gaskets & Seals

Wear Pads

Stand-Offs & Spacers