(fiber comparison) Palmetto Threads and Fabrics, supplier of high tenacity multi, monofilament yarns.

Major Chemical and Physical
Properties of Synthetic Thread*

Physical Properties	Nylon	Polyester	Nomex®	Kevlar®	Polypropylene
Breaking strength index	100	100	65	275	70
Elongation (fiber)	25%	25%	25%	7%	25%
Moisture regain	4.5%	0.5%	4%	7%	.01%
Abrasion maintenance	Superior	Good	Good	Fair	Good
Specific gravity	1.14	1.38	1.38	1.44	.91
Melting point	485^oF	485^oF	chars at 750^oF	chars at 750^oF	chars, melts at 330^oF
General chemical resistance	Fair	Good	Good	Good	Excellent
Acid	Poor	Good	Fair	Fair	Excellent
Hot acid	Poor	Fair	Poor	Poor	Excellent
Alkali	Good	Fair	Good	Good	Excellent
Chlorine bleach	Poor	Excellent	Fair	Fair	Excellent
Organic bleach	Good	Good	Good	Good	Excellent
Hot-air exposure	Poor	Fair	Good	Good	Excellent
Sunlight resistance	Good	Excellent	Good	Poor	Excellent
Flammability	Fair	Fair	Self- extinguishing	Self- extinguishing	Excellent

*Typical values

Copyright © 2006, Palmetto Threads and Fabrics, Inc. All rights reserved.
4208 Exchange St., Little River, SC 29566
PO Box 308, Little River, SC 29566
Telephone: 843-399-2008 Fax: 843-399-2038
Not affiliated with other Palmetto companies

Revised: November 02, 2006 Website by: