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Flexible composite materials , Flexible and functional skin composite material for aircraft (OP11-1000)
Description:
OP11-1000, one kind of light aerostatics applied functional composite material, could be used as the external skin material of stratospheric airship, tropospheric airship and middle-low altitude airships. It could also be used in military and civil fields as ball shape paraballoon and inflatable material. Moreover, it could be used for quite a long time at the altitude over 20000 meters (-70℃~80℃, strong ultraviolet radiation and high ozone concentration) with the advantages of light weight, high strength and great air barrier property.
Parameter:
| Tensile strength (J/W,N/cm): | 1069.0/1066.5; |
| Elongation rate at break (%): | 8.27/6.13; |
| Tearing strength (J/W, N): | 872.1/854.5; |
| Helium permeability (L/m2•24h•atm): | 0.120; |
| Areal density (g/m2): | 171.0 |