HexTow ® AS4A0 pages

HexTow® AS4A
Carbon Fiber

Product Data Sheet

HexTow® AS4A carbon fiber is a continuous, high strength, high strain, PAN based fiber available in 12,000
(12K) filament count tows. This fiber has been surface treated and can be sized to improve its interlaminar shear
properties, handling characteristics, and structural properties, and is suggested for use in prepregging, filament
winding, braiding, and pultrusion.
Typical Fiber Properties

U.S. Units

SI Units

640 ksi
33.5 Msi

4,412 MPa
231 GPa

Tensile Strength
Tensile Modulus (Chord 6000-1000)

1.8%

1.8%

0.0647 lb/in3
48.0 x 10-6 lb/in
1,734 ft/lb
7.43 x 10-4 in2
0.280 mil
94.0%
Never Twisted

1.79 g/cm3
0.858 g/m
1.17 m/g
0.48 mm2
7.1 microns
94.0%
Never Twisted

Ultimate Elongation at Failure
Density
Weight/Length (12K)
Approximate Yield (12K)
Tow Cross-Sectional Area (12K)
Filament Diameter
Carbon Content
Twist

Carbon Fiber Certification
This carbon fiber is manufactured to Hexcel industrial specification HS-CP-3000. A copy of this specification is
available upon request. A Certification of Conformance will be provided with each shipment.
Available Sizing
Sizing compatible with various resin systems, based on application are available to improve handling
characteristics and structural properties. Please see additional information on available Sizes on our website or
contact our technical team for additional information.
Packaging
Standard packaging of HexTow® AS4A is as follows:
Filament Count

Nominal Weight

Nominal Length

(lb)
12K

(kg)

(ft)

(m)

8.0

3.6

14,490

4,540

Other package sizes may be available on request. The fiber is wound on a 3-inch ID by 11-inch long cardboard tube and overwrapped with
plastic film.

Safety Information
Obtain, read, and understand the Material Safety Data Sheet (MSDS) before use of this product.

Copyright © 2015 – Hexcel Corporation – All Rights Reserved. All trademarks herein are property of Hexcel Corporation.

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