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Size: 866
Comment:
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Size: 978
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
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| (Kevlar is a trademark of DuPont) | (Kevlar is a trademark of !DuPont) |
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| || {{attachment:kevlar.jpg}} || {{attachment:stephanie-kwolek.kevlar.jpg}} || Kevlar is a high strength aramid fiber invented by Stephanie Kwolek in the 1960s, and sold by DuPont in 1971 || | || {{attachment:kevlar.jpg}} || {{attachment:stephanie-kwolek.kevlar.jpg}} || Kevlar is a high strength aramid fiber invented by Stephanie Kwolek in the 1960s, and sold by !DuPont since 1971 || |
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| ||<-3> '''Kevlar 49 Properties''' || || 3 || GPa || breaking strength || || 124 || GPa || tensile modulus || || 1.44 || g/cm^3^ || density || || 2.08 || MYuri || specific strength || || 9.3 || km/s || longitudinal speed || || 1.4 || km/s || max transverse speed || || 220 || $/kg || cost (old citation) || ||<-3> ''resin impregnated'' || || 3.6 || GPa || breaking strength || || ? || GPa || tensile modulus || || ? || g/cm^3^ || density || |
||<-3> '''Kevlar 49 Properties''' ||<-2>'''Kevlar in matrix, WAG''' || || 3 || GPa || breaking strength || 2 || GPa || || 124 || GPa || tensile modulus || 82 || GPa || || 1.44 || g/cm^3^ || density || 1.5 || g/cm^3^ || || 2.08 || MYuri || specific strength || 1.3 || MYuri || || 9.3 || km/s || longitudinal speed || 7 || km/s || || 212 || km || 9.8 m/s² support length || 130 || km || || 1.4 || km/s || max transverse speed || || 110 || $/kg || cost (old citation) || Kevlar [[attachment:KEVLAR_Technical_Guide.pdf | Technical Guide]] downloaded from !DuPont. |
Kevlar
(Kevlar is a trademark of DuPont)
|
|
Kevlar is a high strength aramid fiber invented by Stephanie Kwolek in the 1960s, and sold by DuPont since 1971 |
Kevlar 49 Properties |
Kevlar in matrix, WAG |
|||
3 |
GPa |
breaking strength |
2 |
GPa |
124 |
GPa |
tensile modulus |
82 |
GPa |
1.44 |
g/cm3 |
density |
1.5 |
g/cm3 |
2.08 |
MYuri |
specific strength |
1.3 |
MYuri |
9.3 |
km/s |
longitudinal speed |
7 |
km/s |
212 |
km |
9.8 m/s² support length |
130 |
km |
1.4 |
km/s |
max transverse speed |
||
110 |
$/kg |
cost (old citation) |
||
Kevlar Technical Guide downloaded from DuPont.