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采用石英短切纖維經開松、梳理、針刺生產而成。
Made of quartz staple fiber by opening, combing and needling.
應用優(yōu)勢:Application Advantage:
保溫隔熱性能優(yōu)異;三維微孔結構、孔隙率高,氣體過濾阻力小。
good heat insulation, three-dimensional microporous structure, high porosity, low gas filtration resistance.
針刺網胎系列
Needled Felt Series
面密度(g/㎡)
幅寬(mm)
長度(m)
50-400
1000
≤60
異型三維針刺系列
Special-shaped 3D Needle Punching Preforms Series
可實現(xiàn) — 大尺寸異型結構
Achievable—Large size and heterogeneous structure
可實現(xiàn) — 變截面異型結構
Achievable—Variable section andshaped structure
可實現(xiàn) — 封頂技術
Achievable—The technique of capping
三維針刺平板系列
3D Needle Punching Plate Series
可實現(xiàn) — 梯度密度結構
Gradient density can be achieved.
厚度(mm)
體積密度(g/cm3 )
1-200
0.1-0.85
三維紡織預制件系列主要用途:Main Application:
· 熱防護系統(tǒng):發(fā)動機噴管,飛行器頭錐、翼前緣及發(fā)動機熱端部位。
· 透波系統(tǒng):天線窗等。
Wave-transparent System: Antenna Window, etc. Thermal Protection System: Engine nozzles, Nose Cone and Wing of Vehicle, Aeroengine Hot Components.
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