REFRACTORIES & LIME ›› 2020, Vol. 45 ›› Issue (2): 17-19.

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Study and application of magnesium aluminum carbon slide gate for steel ladle

Qu Jindong  Wei Heyi  Shi Deman  Gu Xiaohua   

  1. Tangshan Strong Refractories Co.,Ltd., Tangshan 064000, China
  • Online:2020-04-10 Published:2020-04-24

Abstract:

Based on erosion mechanism of calcium treatment steel,magnesium aluminum carbon slide gate was fired in medium temperature with high quality magnesia and spinel with good erosion resistance as raw materials,adding low expansion additives and metal additives in appropriate amounts and modified phenolic resin as a binder.This kind of slide gate has the advantages of good erosion resistance,low expansion and thermal shock resistance,the average service life can reach more than 4 times in steel mills.

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