Toho Tenax America, Inc.   Toho Tenax America, Inc.
STS 24K F301

Tenax® STS 24K F301 is a high strength carbon fiber for use in today's most demanding applications, particularly where cost performance is paramount. This is not an aerospace grade, and Toho Tenax reserves the right to upgrade manufacturing processes/sites and raw materials without notice, in compliance with our approach on continuous product improvement. The fiber is produced from poly-[acrylonitrile] (PAN) precursor and is surface treated to promote adhesion to organic matrix polymers. The sizing materials are designed to aid in handling.

"Tenax-J" - Made in Japan "Tenax-E" - Made in Germany
Typical Fiber Properties (Lot average) Inch-Pound SI
Tensile Strength*   590 x 10³ psi 4,070 MPa
Tensile Modulus*   34.9 x 106 psi 240 GPa
Elongation*   1.7% 1.7%
Density   0.063 lb/in³ 1.75 g/cm³
Linear density
with sizing
F301   1,600 tex
1.60 g/m
Yield with sizing F301 310 yd/lb 625 m/kg
Sizing level w/w F301 1.0 % 1.0 %
Yarn / Tow Characteristics
Filament Diameter 7.0 x 10-6 m
Twist Never Twisted
Equivalent Yarn Cross Section 13.85 x 10-4 in² (0.89 mm²) Nominal
For Technical Assistance Contact Toho Tenax America, Inc.
18552 MacArthur Boulevard, Suite 325
Irvine, CA 92612-1232, USA
(949) 474-3278 Ext 25
*Toho Tenax Impregnated Strand Test Method. Based on JIS R7601 or DIN 29965


RECOMMENDED STORAGE AND SHELF LIFE

A.    STS Carbon Fiber Properties

    Filament tensile strength, modulus of elasticity, coefficient of expansion, electric and thermal conductivities and yield are inherent properties of the STS fiber and have indefinite shelf life.

B.    STS Carbon Fiber Processing

    Typically, the original processing characteristics of the yarn will be essentially constant for at least one year from date of delivery. The product should be stored indoors. The recommended storage conditions are 40°F-77°F (5°C-25°C) and less than 50 percent RH. Direct exposure to sunlight or rain should be avoided. The shrink wrap should not be removed until immediately prior to use.
    If the roving is stored at high temperatures and/or high humidity conditions, it may become difficult to process. Roving that stiffens during storage should still be useable. However, a thorough evaluation of the processing characteristics (e.g., resin wet out, spreadability) relative to the customer's operation is strongly recommended.


STANDARD PACKAGING AND SPOOL BUILD
Spool designation B H M
Net Weight   (lb) 4.41 8.82 13.25
Tube Length   (in) 11 11 11
Tube I.D.   (in) 3 3 3
Tube weight   (oz) 6 6 6
Stroke   (in) 10 10 10
External dia.    5 ± 0.2 6.4 ± 0.3 7.6 ± 0.3
"H" spool is standard for STS 24K. Other spool sizes may be available to special order. Please consult
your sales representative.

Spool designation B H M
Nom. length (yd) 1,370 2,735 4,100
No. spools per carton 12 6 6
Carton weight   (lb) 52.9 52.9 52.9
Carton dimensions   (in) 24.8 x 20.1 x 11.6 (H) 21.7 x 14.6 x 11.6 (H) 24.8 x 20.1 x 11.6 (H)
Pallet dimensions   (in) 40.6 x 50.8 x 41.5 (H) 44.9 x 31.9 x 37.2 (H) 40.6 x 50.8 x 41.5 (H)
Approx. Pallet weight (lb) 635 635 955
Height of pallet included in dimensions. The pallet size may be changed without notice.
Standard full pallet contains 12 cartons, 14 cartons per pallet is maximum.
AMERICAS
Toho Tenax America, Inc.
121 Cardiff Valley Road
Rockwood
TN 37854-4134
Tel (800) 252-3001 or (865) 354-8408
http://www.tohotenaxamerica.com
ASIA
Toho Tenax Co., Ltd.
2-38-16 Hongo
Bunkyo-ku
Tokyo, 113-8404 Japan
Tel +81 (3) 5842-3695
http://www.tohotenax.com
EUROPE
Toho Tenax Europe GmbH
Kasinostraße 19-21
Wuppertal 42103
Germany
Tel +49 (202) 322339
http://www.tohotenax-eu.com
To the best of our knowledge, the information contained in this publication is accurate; however, we do not assume any liability whatsoever for the accuracy or completeness of such information. Moreover, there is a need to reduce human exposure to many materials to the lowest practical limits in view of possible long-term adverse effects. To the extent that any hazards may have been mentioned in the publication, we neither suggest nor guarantee that such hazards are the only ones which exist. Final determination of the suitability of any information or product for the use contemplated by any user, the manner of that use and whether there is any infringement of any patents is the sole responsibility of the user. We recommend that anyone intending to rely on any recommendation or to use any equipment, processing technique or material mentioned in this publication should satisfy himself as to such suitability and that he can meet all applicable safety and health standards. We strongly recommend that users seek and adhere to the manufacturers' or suppliers' current instruction for handling each material they use.
PLS 025 Rev D 01/29/07


Toho Tenax America, Inc.
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Telephone: (800) 252-3001 or (865) 354-8408 | Fax: (865) 354-8409 | info@tohotenaxamerica.com
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