Product Details
Alumina continuous fiber F-72
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- Product Details
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- 商品名称: Alumina continuous fiber F-72
With an alumina content of 72% and a maximum operating temperature of 1200°C, the fibers are flexible, making them ideal for manufacturing textile products. After weaving or sewing, they can be formed into heat-insulating seals of various shapes and are also suitable for reinforcing composite materials.
The continuous alumina fibers produced by Rongrong maintain excellent strength at high temperatures and offer advantages such as low thermal conductivity, thermal shock resistance, chemical stability, high wave transparency, and electrical insulation, enabling them to serve for extended periods in various extreme environments. These fibers can be processed into a variety of end products, including woven fabrics, woven tapes, braided ropes, braided sleeves, sewing threads, and other textiles. They can also be combined with metals, resins, and ceramics to form composite materials that meet a wide range of application needs.

Alumina continuous fiber F-72
Product Model
Chemical Composition(wt.%)
Melting Point(℃)
Continuous operating temperature (40% strength retention)(℃)
Continuous operating temperature (single filament ≤ 1% creep)
(℃)
Fiber Diameter(μm)
Tex/Filament count(g/1000m)
Grain Size(nm)
Crystalline Phase
Density(g/cc)
Single Filament Tensile Strength (MPa)
Single Filament Tensile Modulus (GPa)
F-72
72Al₂O₃+28SiO₂
1800
1100
/
8-10
33/250
67/400
90/400
300/1500
<500
γ-Al₂O₃+amorphou
2.8
1800
190
Reference Standard
GBT46537-2025
/
/
/
GB/T7690.5-2023
GB/T34520.3-2017
SEM
XRD
GB/T34520.3-2017
GB/T3290
GB/T3290
Partners
Product Application Field
3C electronic
Automobile Manufacturing
New energy battery
Photovoltaic industry
Related Products
Continuous Alumina Fiber Reinforced Ceramic Matrix Composites
Alumina fiber reinforced ceramic matrix composites, with low density, high specific strength, high specific modulus, corrosion resistance, wear resistance, high fracture toughness and good thermal stability, can effectively overcome the brittleness of ceramic materials, is the most successful application of lightweight high temperature structural composite materials.
With an alumina content of 72% and a maximum operating temperature of 1200°C, the fibers are flexible, making them ideal for manufacturing textile products. After weaving or sewing, they can be formed into heat-insulating seals of various shapes and are also suitable for reinforcing composite materials.
With an alumina content of 70% and a boron content of 2%, this fiber has a higher operating temperature than F-72, reaching up to 1,350 degrees. It offers good flexibility and excellent weaving properties, allowing it to be woven into high-temperature-resistant fabrics of various shapes. It is suitable for thermal protection applications—such as those in the petrochemical industry—that involve extreme high-temperature conditions.
Alumina continuous fiber C- 85
With an alumina content of 85%, it can be used for extended periods at high temperatures of 1300°C and is suitable for ceramic matrix composite applications. Ceramic products made from this material offer the best resistance to high-temperature thermal shock and creep, and can be used for extended periods in high-temperature, oxygen-rich environments.