|
⇤ ← Revision 1 as of 2011-07-02 22:56:06
Size: 866
Comment:
|
Size: 871
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 2: | Line 2: |
| (Kevlar is a trademark of DuPont) | (Kevlar is a trademark of !DuPont) |
| Line 4: | Line 4: |
| || {{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 || |
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 |
||
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 |
220 |
$/kg |
cost (old citation) |
resin impregnated |
||
3.6 |
GPa |
breaking strength |
? |
GPa |
tensile modulus |
? |
g/cm3 |
density |