Adhesive-Based 3-Layer Flexible Copper Clad Laminate (FCCL)

Exceptional Flexibility, Rock-Solid Stability
Combining excellent electrical performance with outstanding dimensional stability to deliver long-term reliability for your flexible circuit designs

Double-Sided Copper Clad Laminate Designed for FPC Applications

This product is a Adhesive-Based 3-Layer Flexible Copper Clad Laminate (D/S FCCL), specifically designed as the core metal circuit substrate for flexible printed circuits (FPC) in modern electronic devices.

Through a precisely engineered multilayer structure, the material maintains a high degree of design flexibility while ensuring stable physical and electrical performance under complex operating and environmental conditions.

Common Challenges and Limitations

As electronic products continue to move toward thinner, lighter, and more multifunctional designs, are your FPC designs facing the following challenges?

  • Space-constrained designs with frequent bending requirements

  • Insufficient reliability: Inferior substrates are prone to delamination or signal degradation under long-term high-temperature or high-humidity conditions

  • Dimensional instability: Conventional materials can suffer from thermal expansion and contraction during processing, leading to dimensional distortion and reduced yield

  • Environmental compliance pressure: International regulations such as REACH and RoHS are becoming increasingly stringent, making compliant material selection essential

Microcosm’s Adhesive-Based 3-Layer Flexible Copper Clad Laminate (FCCL) provides a comprehensive solution to the challenges mentioned above.

Product Advantages

Feature Product Values
Excellent dimensional stability Improves circuit etching accuracy and significantly increases lamination yield
Outstanding flexibility Extends product lifespan and supports dynamic bending structures
High peel strength Ensures strong bonding between copper traces and substrate, preventing delamination during processing or use
Multiple thickness options Flexible PI and copper thickness combinations to meet impedance and space constraints

Why Choose Us?
See the Product Comparison

Performance Metric Microcosm-3L D/S Adhesive-Based FCCL Typical Market Materials
Flame-retardant rating UL 94 V-0 certified Varies; generally lower safety levels
Environmental compliance Fully compliant with REACH & RoHS Often only partially compliant
Long-term stability Excellent heat, moisture, and reliability performance Faster degradation under prolonged high-temperature exposure
Dimensional control Outstanding dimensional stability More prone to expansion and shrinkage errors

The Optimal Solution

In addition to providing robust physical interconnections, our 3L FCCL has passed multiple international safety and environmental certifications, making it the ideal choice for customers targeting high-end and global markets.

Product Application Structure

Adhesive-Based 3-Layer Flexible Copper Clad Laminate