CP-500FE Flexible Conductive Carbon Paste for Flexible Electronics Applications
With the rapid development of intelligent RFID systems, flexible sensors and wearable electronic devices, the demand for conductive materials with excellent flexibility, high conductivity and reliable adhesion continues to grow.
Flexible conductive carbon paste has become an important material for printed electronics, flexible circuits, membrane switches and thin-film devices. It helps manufacturers achieve stable conductive performance on bendable substrates while supporting efficient printing and curing processes.
Joinspire CP-500FE is a flexible conductive carbon paste developed for flexible electronic applications. It is suitable for screen printing and can be used in various flexible circuit and thin-film switch designs.

Why Choose Flexible Conductive Carbon Paste?
CP-500FE is designed for flexible electronic products, such as flexible circuits, PET substrates, PI films and other flexible conductive structures.
Compared with traditional rigid conductive materials, CP-500FE offers better compatibility with flexible substrates. It can maintain stable conductivity after bending, folding or repeated use.
It is suitable for applications requiring both electrical conductivity and mechanical flexibility, especially in printed electronics and lightweight electronic components.

Five Key Features for Practical Applications
As a flexible conductive carbon paste, CP-500FE is developed to support stable production and reliable performance in flexible electronic products.
Excellent Printability and Easy Processing
CP-500FE can be processed by screen printing. It is suitable for printing conductive lines, contact points, electrodes and functional conductive areas on flexible substrates.
With appropriate viscosity and good leveling performance, it supports stable printing quality and helps improve production consistency.

Low-Temperature Fast Curing
CP-500FE supports low-temperature curing, making it suitable for temperature-sensitive flexible substrates such as PET and PI.
Its fast curing performance helps shorten production cycles and improve manufacturing efficiency, especially for batch production of flexible electronic components.
| Item | Typical Data | Test Method / Note |
|---|---|---|
| Volume Resistivity | 1 × 10-2 Ω·cm | After curing |
| Viscosity | 25 ± 2 Pa·s | Suitable for printing |
| Solid Content | 35% | TGA |
| Curing Condition | 120°C / 10 min | Typical curing process |
| Adhesion | 5B | ASTM D3359 |
High Conductivity and Long-Term Stability
CP-500FE provides stable conductive performance after curing. It is suitable for conductive circuits, electrodes and contact areas that require long-term electrical reliability.

Excellent Flexural Resistance
CP-500FE is suitable for flexible electronic structures that require repeated bending. It helps maintain stable conductive lines even when applied on flexible films.
This makes it a practical choice for wearable electronics, flexible sensors, membrane switches and other bendable electronic products.

Typical Applications
CP-500FE can be used in a wide range of flexible electronic applications. Its balance of printability, conductivity, adhesion and flexibility makes it suitable for the following fields.
1. Flexible Printed Circuits
Used for conductive traces, electrodes and functional conductive areas on flexible substrates. It supports lightweight and bendable circuit designs.
2. Flexible Sensors and Wearable Devices
Suitable for flexible sensors, wearable electronic devices and smart monitoring components that require conductive layers on soft or bendable materials.
3. Membrane Switches and RFID
Applicable to membrane switches, RFID tags and related printed electronic components, supporting stable conductivity and flexible structure design.

In the development of flexible electronics, materials determine the reliability of the final product. CP-500FE provides a practical conductive carbon paste solution for manufacturers seeking stable printing, reliable adhesion and flexible performance.
Flexible Conductive Carbon Paste CP-500FE
Suitable for flexible printed circuits, flexible sensors, wearable devices, membrane switches and RFID applications.
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