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Kevlar [[attachment:KEVLAR_Technical_Guide.pdf | Technical Guide]] downloaded from !DuPont.

Kevlar

(Kevlar is a trademark of DuPont)

kevlar.jpg

stephanie-kwolek.kevlar.jpg

Kevlar is a high strength aramid fiber invented by Stephanie Kwolek in the 1960s, and sold by DuPont since 1971

Kevlar 49 Properties

3

GPa

breaking strength

124

GPa

tensile modulus

1.44

g/cm3

density

2.08

MYuri

specific strength

9.3

km/s

longitudinal speed

1.4

km/s

max transverse speed

110

$/kg

cost (old citation)

resin impregnated

3.6

GPa

breaking strength

?

GPa

tensile modulus

?

g/cm3

density

Kevlar Technical Guide downloaded from DuPont.

Kevlar (last edited 2017-05-27 01:06:35 by KeithLofstrom)