ZOLTEK Woven Fabrics

ZOLTEK PX35 Tow Weave Carbon Fabrics are produced from our ZOLTEK PX35 50K Continuous Tow Carbon Fiber. As a part of our commitment to providing innovative solutions for a variety of applications, quick composite part build-up is cost effectively achieved with our superiorly cosmetically attractive carbon fiber fabrics. Some common applications of this industry-leading product include large composite tooling parts and aesthetically appealing finished composite components.

Material Overview







Plain or twill weave

5 harness satin weave

Warp Yarn



Fill Yarn



Areal Weight

28 oz/yd2

48.4 oz/yd2


50 in

50 in


0.055 in

0.093 in

Roll Length

32.8 yd

27.3 yd


ZOLTEKPX35 50K Tow with Epoxy sizing at 1.5%

ZOLTEKPX35 50K Tow with Epoxy sizing at 1.5%

Safety Datasheet


·         Appearance: black fiber

·         Odor: odorless

·         pH: not applicable

·         Melting point/ freezing point: ~ 3,500°C

·         Initial boiling point and boiling range: not applicable

·         Flashpoint: not applicable

·         Evaporation rate: not applicable

·         Flammability (solid, gas): not applicable

·         Upper/lower flammability or explosive limits: not applicable

·         Vapor pressure: not applicable

·         Vapor density: not applicable

·         Specific gravity (relative density): 1.81(H2O@ 4°C= 1.00)

·         Solubility(ies): water negligible (dispersible)

·         Decomposition temperature (in Air):

             o   Sizing preparation: >240°C

             o   Carbon fiber: >650°C

·         Reactivity: can react with strong oxidizing agents

·         Chemical stability: stable under normal ambient and anticipated storage and handling conditions of temperature and pressure

·         Possibility of hazardous reactions: can react with strong oxidizing agents

·         Conditions to avoid: do not store together with oxidizing agents

·         Incompatible materials: can react with strong oxidizing agents

·         Hazardous decomposition products: Products of combustion and decomposition will depend on other materials present in the fire and the fire conditions. Burning will produce CO2, CO, and minute amounts of N2, HCN and H2O.