Mitsui Plastics

ESPANEX® FCCL – High-Performance Flexible Copper Clad Laminate

Advanced Polyimide-Based FCCL for Flexible Printed Circuit Applications

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Engineered for Precision. Trusted for Performance

ESPANEX® FCCL is a next-generation, adhesive-less flexible copper clad laminate (FCCL) developed by Nippon Steel Chemical & Material Co., Ltd. Designed for high-reliability flexible printed circuit boards (FPCBs), ESPANEX® delivers exceptional performance in demanding electronic applications.

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Key Features & Benefits:

  • Adhesive-less Construction: Enhances thermal and mechanical stability
  • Superior Dimensional Stability: Maintains precision under thermal and mechanical stress
  • High Heat Resistance: Ideal for high-temperature environments
  • Low Dielectric Loss: Df = 0.003–0.005 @10GHz, perfect for high-frequency signal integrity
  • Low Moisture Absorption: Ensures long-term reliability in humid conditions
  • MPI Grades Available: For ultra-low dielectric applications
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ESPANEX® delivers:

  •  Excellent dimensional stability
  •  High heat resistance
  •  Low moisture absorption
  •  Low dielectric loss (Df = 0.003–0.005 @10GHz)
  • Available in multiple grades for antennas, sensors, displays, USBs, and more
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Product Grades & Customization:

ESPANEX® is available in multiple copper and polyimide thicknesses, including:

  • ED & RA Copper options
  • Single- and Double-Sided configurations
  • Standard and Low Modulus Polyimide
  • Fine Patterning & Dynamic Bending Grades

Mitsui Plastics can help you select the right grade for your application and performance needs.

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Applications:

  • Camera sensors
  • Flexible displays
  • Antennas
  • USB connectors
  • Wearable electronics
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Why Choose Mitsui Plastics?

As a trusted distributor, we provide technical support, supply chain reliability, and access to the full ESPANEX® product family.

  •  Technical Expertise to support your design and material selection
  •  Reliable Supply Chain with global logistics capabilities
  •  Sample Access and application-specific guidance
  • Collaboration with OEMs and fabricators

Contact us today to request a sample or speak with a technical specialist.

Get In Touch

Contact us today to request a sample or speak with a technical specialist.

ESPANEX® FCCL

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