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Mineral Fiber - High-Performance Asbestos-Free Reinforcing Material HB211
Inorganic Fibers

Mineral Fiber - High-Performance Asbestos-Free Reinforcing Material HB211

HB211 mineral fiber, launched by Jiangxi Hebang Fiber Co., Ltd., is an environmentally friendly, high-performance inorganic reinforcing material specifically designed to replace asbestos. Its excellent physical and chemical properties make it an ideal choice for friction materials, asphalt pavements, coatings, and composite materials.

  • SiO2+Al2O3 50~64%
  • CaO+MgO 25~33%
  • Fe2O3 3~8%
  • Others(max) ≤8%
  • Loss on ignition ≤6%
  • Color Yellow-green
  • Melting Point >1000℃
  • Average Diameter (μm) 6
  • Average Length (μm) 300±100
  • Shot content (>125μm) ≤5
  • Apparent density (g/cm3) 2.9
  • Moisture Content ≤2
  • Asbestos Detection Negative
  • RoHS Directive (30items EU) Conform
  • Safety Date Sheet(SDS) Pass
  • EU SVHC testing (249 substances of high concern) Pass

Product Features and Advantages

High Temperature Stability: Melting point >1000°C, suitable for high-temperature operating conditions

Reinforced Performance: Significantly improves the material's hardness, density, and wear resistance

Environmentally Friendly and Safe: Passes multiple international safety tests including RoHS, SDS, and EU SYNC; asbestos-free

Adsorption and Noise Reduction: Excellent adsorption performance effectively reduces braking noise and vibration

Long Fiber Design: Average fiber length 300 micrometers, resulting in more uniform and durable reinforcement.

Main Applications

Brake Pads and Friction Materials: Improves wear resistance, pressure resistance, and heat dissipation.

Asphalt Pavements: Enhances structural strength and durability.

Coatings and Sealing Materials: Improves adhesion and temperature resistance.

Industrial Composite Materials: Used as a reinforcing fiber in various engineering materials.

Packaging and Storage
Moisture-proof composite paper bag packaging

Store at room temperature; shelf life 36 months.

Recommended storage: Store in a cool, dry place. Seal promptly after opening.