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brown fused alumina 98%
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brown fused alumina 98%

Brown fused alumina(BFA) is made from Calcined Bauxite. It is a hard and tough material
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Product description

  Brown fused alumina/BFA for refractory brick

  Brown fused alumina(BFA) is made from Calcined Bauxite. It is a hard and tough

  material

  brown fused alumina 98% specification

  Item Al2O3 Fe2O3 SiO2 TiO2Density

  Grade A ≥97 %≤0.3 %≤1.0%1.5%3.85 g/cm3

  Grade B≥90 %≤1.3 %≤1.5 %1.50-3.80 %3.85 g/cm3

  Grade C≥8 5%≤1.8 %≤1.5 %1.50-3.80 %3.85 g/cm3

  Refractory-- 0-1mm, 1-3mm, 3-5mm, 5-8mm.

  Physical Index

  Ture Density≥3.90g/cm3

  Mosh Hardness9

  Micro HardnessHV1800-2200

  Melting Point2250°c

  Max Usable Temperature1900°c

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