Aramid fiber , F-12 Aramid fiber for helmet purposed product
F-12 aramid fiber is one of the “aromatic polyamide” fibers which are used widely in aviation, aerospace, electronic, airship, personal protection and sports product.
Features:
Durable, High Quality Construction
Great Head Protection
Chemical and physical property of F-12 Aramid fiber
Density (g/cm3) | 1.43±0.1 | Limited Oxygen index (LOI) | 35 |
Saturated moisture absorption (%) | ≤3.0 | Heat expansion index (10-6/K | ±1 |
Glass transition temperature (℃) | 264 | Decomposition temperature (℃) | |
High temperature performance | 200℃, strength lowered by 25% for 100 hours | Low temperature performance | Strength maintains the same at -194℃ |
Dielectric constant | 3.4 (23℃) | Dielectric loss | 0.00645 (23℃) |
Creep property | 60% breaking load, 300 days, creeping increment 0.131% |
Mechanical property of F-12 Aramid fiber
Model | 23T | 44T | 44THM | 63T | 100T | 130T | 200T |
Line density(tex) | 23±2 | 44±3 | 44±3 | 63±4 | 100±5 | 130±5 | 200±5 |
Impregnation tensile strength (GPa) | ≥4.3 | ≥4.3 | ≥4.0 | ≥4.2 | ≥4.2 | ≥4.2 | ≥4.2 |
Impregnation elastic module (GPa) | ≥120 | ≥120 | ≥145 | ≥120 | ≥120 | ≥120 | ≥120 |
Elongation (%) | ≥2.6 |