Px35 Tow
At the center (or beginning or start) of all structural composites is PX35 Carbon Fiber Tow. ZOLTEK’s PX35 tow has an excellent balance of strength and stiffness for demanding wind energy applications. The large tow size (50K) enables high throughput processing.
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PX35 Prepreg
ZOLTEK’s PX35 prepreg is an epoxy based UD tape prepreg. Carbon fiber areal weights of 500 to 600 gsm allows for rapid build-up of spar cap thickness with fewer plys. ZOLTEKoffers a semi-automated prepreg application device to provide for wrinkle and void free spar cap laminates.
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PX35 Uni-Directional Fabric
Resin infusion of uni-directional fabrics for wind blade spar caps is a well known process in the industry. ZOLTEK offers UD fabrics in areal weights from 600 gsm up to 900 gsm. The fabric manufacturing technology and process employed by ZOLTEK provides superior permeability for infusing thick laminates of over 50 plys and spar cap thickness over 40mm.
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PX35 Pultruded Plate
ZOLTEK’s pultruded plate product completes the current product offerings for wind energy. The pultrusion manufacturing process combines resin and fiber under perfect conditions of alignment and straightness to maximize composite properties, especially compression strength. ZOLTEK has developed technology and can assist on building a spar cap using pultruded plates.
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