Technical Datasheet Panex® 35 Chopped Fiber (Type -83) For High-Temperature Thermoplastics Description Zoltek’s newly-developed Type-83 chopped fiber format has the following characteristics: High bulk density values which allows for cleaner and more consistent flow rates Compact pellet form maintains its integrity from the package, into, and through the hopper Recommended Use High-Temperature Thermoplastics (HTTP): PPS, PEEK, PEI, PPA, PAI, PES, PSU Distributes easily during compounding, improving process and product performance Excellent mechanical and electrical properties: - High strength and modulus - Low density - Electrical conductivity - Dimensional stability - Low thermal expansion - Excellent friction/wear properties Material Overview High operating temperature environments where excellent chemicals resistance, electrical properties, heat aging, dimensional capability, and mechanical properties are required. Sizing Content Moisture Content Unpacked Bulk Density (minimum) Fiber Length (nominal) 0.25 in fiber properties generated using ASTM standard methods Zoltek Corporation | 3101 McKelvey Rd. | St. Louis, MO 63044 P: 314-291-5110 | F: 314-291-8536 | E: [email protected] | W: www.zoltek.com

Panex® 35 Chopped Fiber (Type -83) Typical Properties Carbon Fiber Loading Tensile Strength Tensile Modulus Flexural Strength Flexural Modulus Izod Impact - Notched Izod Impact - Unnotched 7.7 ft-lb/in 603 J/m 11.3 ft-lb/in 700 J/m 113 ft-lb/in ASTM D4812 Typical Packaging • Each pallet contains 45 boxes and has a net weight of 1,800 lb (816 kg). • Each box is 14.5” x 14.5” x 14.5” (36.8 cm x 36.8 cm x 36.8 cm) and contains 40 lbs (18.1 kg) of chopped fiber in a polyethylene bag. • Chopped fiber is also available in 500 lb (227 kg) super sacks. ISO 9001 AS9100 BUREAU VERITAS Certification No...