SP-27

SP-27 is a fused, high purity magnesia-alumina spinel grain (MgAl2O4) is produced by the electric furnace co-fusion of high purity magnesia and Bayer process alumina. After solidification and cooling, it is crushed and graded to desired sizes.

 

Applications

  • manufacture of refractories for aluminum and magnesium metal contact 
  • cement 
  • lime kiln linings

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