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High-Performance Material Basalt Fiber

Basalt continuous fiber represents a groundbreaking inorganic material, meticulously drawn from natural basalt rock. This innovative material distinguishes itself through a unique dual appeal: exceptional performance characteristics coupled with significant environmental benefits, positioning it as a truly green high-performance fiber. Its foundational properties include remarkable high strength, superior electrical insulation, inherent corrosion resistance, and impressive high-temperature tolerance . These attributes collectively enable its widespread adoption across a diverse array of demanding applications, ranging from fiber-reinforced composite materials and friction materials to shipbuilding, thermal insulation, and the automotive industry.

  • Density 2.6-2.8g/cm3
  • Elongation at Break <3.1%
  • Length 3-50mm
  • Processing Service Moulding, Cutting
  • Surface Treatment Smooth

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Product Features:

  • High Tensile Strength: Basalt fiber boasts high tensile strength, typically ranging from 2.9 to 3.1 GPa. This strength is comparable to that of carbon fiber, yet it comes at a significantly lower cost. Furthermore, it demonstrates 15-25% higher tensile strength and modulus compared to regular E-glass, offering a superior alternative in many applications.  

  • High Elastic Modulus: With an elastic modulus ranging from 85-87 GPa, basalt fiber exhibits a high specific strength, notably three times that of steel, contributing to its effectiveness in reinforcement applications.  

  • Exceptional Temperature Resistance: This material maintains its structural integrity across an extended operating temperature range, from -260°C up to an impressive +560°C. This broad thermal stability makes it an ideal material for high-temperature applications, thermal insulation, and fire protection, significantly outperforming E-glass, which typically operates from -60°C to +460°C.  

  • Superior Corrosion Resistance: Basalt fiber offers robust resistance to chemical and environmental degradation. While generally corrosion-resistant, studies indicate its alkali resistance is superior to its acid resistance, making it particularly effective in alkaline environments such as concrete, where traditional materials like steel are prone to corrosion.  

  • Excellent Electrical and Sound Insulation: Basalt fiber provides effective electrical and sound insulating properties, enhancing its versatility for use in electrical components and noise reduction applications.  

  • Lightweight: Its low density of 2.65 g/cm3 makes it significantly lighter than steel, contributing to crucial weight reductions in industries such as automotive and aerospace, which directly impacts fuel efficiency and performance.  

  • Durability and Vibration Resistance: Basalt fiber is renowned for its high resistance to wear and tear, ensuring longevity of products. It also exhibits good vibration resistance, making it suitable for dynamic applications.  

  • Non-Toxic and Non-Carcinogenic: A critical health and safety advantage is its filament diameter, typically between 10 and 20 μm, which is well above the respiratory limit of 5 μm. This characteristic positions basalt fiber as a safe and suitable replacement for hazardous materials like asbestos. Furthermore, it is an inert material, containing no harmful or toxic substances, and is certified non-carcinogenic by leading health organizations including NTP, IARC, and OSHA.

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Applications:

  1. Composite Material Reinforcement:

    • Used to reinforce thermoplastic (e.g., PP, PA) and thermosetting plastics (e.g., epoxy resin), improving mechanical properties and heat resistance.

  2. Concrete Reinforcement:

    • Added to concrete to enhance crack resistance, impact resistance, and durability.

  3. Friction Materials:

    • Used in brake pads, clutch plates, and other friction materials to improve wear resistance and high-temperature performance.

  4. Thermal Insulation Materials:

    • Used to manufacture high-temperature insulation materials, such as fire blankets and insulation boards.

  5. Filtration Materials:

    • Used for filtering high-temperature gases or liquids, offering corrosion and high-temperature resistance.

  6. Aerospace:

    • Used in the production of lightweight composite materials, meeting requirements for high strength and heat resistance.Application.jpg

      Packing:

      (mm ) Length (in)

      950 (37.4 )

      (mm ) Wide (in)

      950 ( 37.4 )

      (mm ) Hight (in)

      1000(39.4)

      (kg ) Weight (lb )

      900-1000 ( 1984-2205)

      Baslt Fiber products should be stored in a dry,cool and moisture-proof area, and they should remain in their original package until prior to use.
      Packing.jpg

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