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Blasting Media Brown Fused Alumina Abrasive Bfa Brown Fused Alumina Powder for Sandblasting

 

 


  • (AlO2): ≈ 95.5%
  • Melting point: 2,000° C
  • (SiO2) No Free: 0.67%
  • (Fe2): 0.25%
  • Crystal Form: Alpha Alumina
  • Specific Gravity: 3.95 grm/cc
  • Bulk Density: 132 lbs/ ft3 (depends on size)
  • Hardness:: KNOPPS = 2000, MOHS = 9
  • Melting Point: 2,000° C
  • Product Detail

    APPLICATION

    1.1

    Brown Fused Alumina

    Brown fused alumina is made of high-quality bauxite as raw material, anthracite and iron filings. It is made by arc smelting at 2000°C or higher temperature. It is crushed and plasticized by self-grinding machine, magnetically selected to remove iron, sieved into various sizes, and its texture is dense and hard. High, spherical pellets, suitable for the production of ceramic, high-resistance abrasive resin and grinding, polishing, sandblasting, precision casting, etc., can also be used to manufacture high-grade refractories.

    2.1
    Particle Size Specifications 
    JIS
    240#,280#,320#,360#,400#,500#,600#,700#,800#,1000#,1200#,1500#,2000#,2500#,3000#,3500#,
    4000#,6000#,8000#,10000#,12500#
    European standard
    F240,F280,F320,F360,F400,F500,F600,F800,F1000,F1200,F1500,F2000,F2500,F3000,F4000,
    F6000
    National standard
    W63,W50,W40,W28,W20,W14,W10,W7,W5,W3.5,W2.5,W1.5,W1,W0.5

     

     

    Application
     
    Specification
    Main chemical composition%
    Magnetic substance%
    Al2o3
    Fe2o3
    Sio2
    Tio2
     
     
     
     
     
     
    Abrasives
    F
    4#-80#
    ≥95
    ≤0.3
    ≤1.5
    ≤3.0
    ≤0.05
    90#—150#
    ≥94
    ≤0.03
    180#—240#
    ≥93
    ≤0.3
    ≤1.5
    ≤3.5
    ≤0.02
    P
    8#—80#
    ≥95.0
    ≤0.2
    ≤1.2
    ≤3.0
    ≤0.05
    100#—150#
    ≥94.0
    ≤0.3
    ≤1.5
    ≤3.5
    ≤0.03
    180#—220#
    ≥93.0
    ≤0.5
    ≤1.8
    ≤4.0
    ≤0.02
    W
    1#-63#
    ≥92.5
    ≤0.3
    ≤1.5
    ≤3.0
    --------
     
     
     
     
     
     
     
     
    Refractory
     
     
     
     
    Duansha
    0-1mm
    1-3mm
    3-5mm
    5-8mm
    8-12mm
    ≥95
    ≤0.3
    ≤1.5
    ≤3.0
    --------
    25-0mm
    10-0mm
    50-0mm
    30-0mm
    ≥95
    ≤0.3
    ≤1.5
    ≤3.0
    --------
     

    Powder

    180#-0
    200#-0
    320#-0
    ≥94.5 

    ≥93.5
    ≤0.5
    ≤1.5
    ≤3.5
    --------

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    1. Grinding and Polishing: cutting, grinding, and polishing various materials, including metals, ceramics, and composites
    2. Coated Abrasives:  sandpaper and abrasive cloth
    3. Refractories: high-temperature resistant bricks, castables, and other shaped or unshaped refractory products
    4. Sandblasting: cleaning, surface preparation, and deburring of various surfaces
    5. Anti-Skid Applications: create a highly durable and skid-resistant surface on roads, runways, and other areas with high traction requirements
    6. Water Filtration: water filtration systems. It is utilized as a filter media for removing impurities, sediment, and contaminants from water
    7. Precision Casting
    8. Surface Preparation for Coating: removing rust, scale, old paint, and other contaminants, ensuring proper adhesion of coatings such as paints, powder coatings, and primers.

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