ZOLTEK PX30 milled carbon fiber is specially processed PAN (polyacrylonitrile) based fiber suitable for high-volume applications that require strength and/or electrostatic dissipation. ZOLTEK PX30 high-purity milled fibers are 99+% pure carbon fibers derived from ZOLTEK’s high temperature graphitization process. All ZOLTEK milled carbon fiber products are free of any sizings, and our in-house milling system ensures product quality and traceability from raw material through finished product.
Material Overview | SI | US |
---|---|---|
Carbon Content | 99% | 99% |
Electrical Resistivity (Volume) | 0.0014 ohm-cm | 0.00055 ohm-im |
Linear Resistivity | 0.069 ohm/cm | 0.02717 ohm/in |
Density | 1.75 g/cc | 0.063 lb/in³ |
Bulk Density | 465 g/L (MF150) 350 g/L (MF200) | 30.6 lb/ft³ (MF150) 30.6 lb/ft³ (MF150) |
Fiber Diameter | 7.2 μm | 0.283 mils |
Average Fiber Length | 100 μm (MF150) 150 μm (MF200) | 4 mils (MF150) 6 mils (MF200) |
Filament Shape | Round | Round |

ZOLTEK Corporation Milled Applications
ZOLTEK PX30 carbonized fiber products perform incredibly well in several speciality applications that demand very high temperature and very harsh chemical resistance. The various product forms of ZOLTEK PX30 are uniquely suited for several specific end-uses. However, ZOLTEK PX30 is frequently used for the following, broader, applications: