
DONACARBO Chop is made by cutting "pitch-based carbon fiber" (DONACARBO original fiber) into 3 to 10 mm in length. No surface treatment is applied. DONACARBO Chop is mixable with powder, granule, liquid, resin, rubber, and so forth to improve dynamic properties, electrical conductivity, heat resistance, corrosion resistance, or abrasion resistance of the composite. Since DONACARBO Chop is curly, electrical conductivity can be created by mixing much less of DONACARBO Chop than the amount of other straight carbon fiber. Applications
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![]() Chopped fiber |
| Product number | Fibergrade | Diameter (μm) | Average length (mm) | Aspect ratio |
|---|---|---|---|---|
| S-231 | Carbonized | 13 | 3.3 | 250 |
| S-232 | Carbonized | 13 | 5.5 | 420 |
| S-234 | Carbonized | 13 | 10 | 770 |
| S-331 | Carbonized | 18 | 3.3 | 180 |
| S-332 | Carbonized | 18 | 5.5 | 310 |