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Calcined Alumina

High Temperature Calcined Alumina Powder



High temperature calcined alumina powder has high melting point, excellent mechanical strength, hardness, high resistivity and thermal conductivity. It can be widely used in electronic equipment, structural ceramics, refractories, wear-resistant materials, polishing materials and other industries.

  • White powder or fine sand
  • Crystal structure stability
  • Insoluble in water
  • Difficult to dissolve in acid and alkali solution
  • Good thermal stability
  • Easy to grind
  • Easy sintering
Main uses--------
  • High temperature refractories
  • Castable
  • Electric porcelain device
  • Automobile spark plug
  • High alumina porcelain parts
  • Wear-resistant Porcelain Parts
  • Good for electronic substrate
  • Abrasive material
  • Polishing material
  • high alumina structural ceramic
  • Ceramic glaze