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Fused spinel high aluminum-magnesium content used for castable

Product: Sintered spinel

Color : Grey/ blue etc.

Usage: Castable

Common size: 1-2 2-4 4-6 mm etc.

Packing: 25/50 kg/ bag


Spinel is an ideal material for manufacturing cast slides, nozzle bricks, ladle lined bricks and furnace furnace bricks. It is also the basic raw material for large-scale cement kilns, medium-sized cement kilns with transition zone lining bricks, refractory castables and high school kiln furniture. Widely used in steel smelting, cement rotary kiln, glass industry kiln, electric furnace roof, ladle, and metallurgical industry, etc.

Advantages of Spinel

  • Wear resistance
  • High temperature resistance
  • Erosion resistance

Application of Spinel

  • Castable
  • Cement rotary kiln
  • Steel making
  • Iron manufacturing
  • Refractory material

Specification of Spinel

MAS-90 MAS-78 MAS-66
Al2O3 88-91% 76-79% 64-67%
SiO2 0.2% max 0.3% max 0.4% max
Fe2O3 0.2% max 0.5% max 0.5% max
CaO 0.4% max 0.6% max 0.6% max
MgO 9-11% 20-23% 32-35%
Na2O+K2O 0.3% max 0.3% max 0.3% max
BD.- g/cm3 3.3 min 3.25 min

3.2 min

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