Continuous Tow | Zoltek Carbon Fiber

Panex^®35 Continuous Tow is the premier commercial carbon fiber on the market. It is a 50K filament fiber manufactured from polyacrylonitrile (PAN) precursor, and is available with a range of sizings for optimal processing and compatibility with a variety of resin systems. Zoltek’s quality system focuses on spool-to-spool consistency yielding low coefficients of variation.

Description	Spool Length	Compatible Resin Matrix	Strength	Modulus	Data sheet
50K Continuous Carbon Fiber Tow	1500 m 3000 m	Epoxy, Vinyl Ester, Engineering Thermoplastics	4137 MPa (600 ksi)	242 GPa (35 Msi)

Panex 35
Panex 30
Pyron

Wind Energy
Automotive
Offshore Drilling
Infrastructure
CNG/Pressure Vessels
Thermoplastic Compounding
Marine
Energy Storage
Friction Resistance
Sporting Goods

Zoltek Companies, Inc., through our wholly owned subsidiaries, engages in the development, manufacture, and marketing of carbon fibers for various applications. Our carbon fibers are used as the primary building material in commercial products. We sell our commercial grade carbon fibers under the PANEX trade name and our oxidized acrylic fiber under the PYRON trade name. Our operations are primarily in the United States, Mexico and Europe and we sell our products worldwide.

Today Zoltek products are increasing the energy output of wind turbines, creating more fuel efficient vehicles, and lifting other industries to higher levels of performance.

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