Low-particle COC ESD
COC ESD MCF20
COC ESD MCF20 is a low-particle, ESD-safe cyclic olefin copolymer compound reinforced with 20 wt% milled carbon fiber for stiffness, dimensional stability, molding precision, and low specific gravity. It uses dCNT technology for uniform electrical performance across molded parts and is optimized for FOUPs and semiconductor fixtures where cleanliness, stable geometry, low warpage, laser marking contrast, and reliable ESD protection are critical.

Properties
| Property | Value | Method or Context |
|---|---|---|
| Surface resistance | 1E+06-1E+10 ohm | ANSI STM11.11 |
| Density | 1.18 g/cm3 | ASTM D792 |
| Flexural strength | 115 MPa | ASTM D790 |
| Flexural modulus | 6.57 GPa | ASTM D790 |
Usage Guide
Processing
- Dry to less than 100 ppm moisture before molding.
- Typical melt temperature window: 290-310 C.
Qualification
- Several thermal and mechanical values are listed as TBD in the current TDS and should be confirmed during sample review.
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Material sample review
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