Beijing YANXA Technology Development Co., Ltd.
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Flexible composite materials , skin composite material of aerostat (OV21-700)
Description:
OV21-700 is special functional composite material with great flexibility. Specifically, it could be applied to aerostatics such as middle-low altitude airships, heavy loading airship, high altitude floating capsule and ground spherical paraballoon as well as radar antenna for military and civil use.
Parameter:
| Tensile strength (J/W,N/cm): | 957.4/805.3; |
| Elongation rate at break (%): | 8.33/6.00; |
| Tearing strength (J/W, N): | 478.8/460.5; |
| Helium permeability (L/m2•24h•atm): | 0.032; |
| Areal density (g/m2): | 198.5 |