Energy-saving and environment-friendly protecting material for slab continuous casting mold

Energy-saving and environment-friendly protecting material for slab continuous casting mold

  • CN 102,554,163 B
  • Filed: 02/22/2012
  • Issued: 12/10/2014
  • Est. Priority Date: 02/22/2012
  • Status: Active Grant
First Claim
Patent Images

1. an energy saving and environment friendly continuous casting crystallizer for plate billet protective material, its raw material comprises that C is black, carburant, fluorite, sodium fluoride, ice crystal, manganese carbonate, brium carbonate, white alkali, grain slag, calcite, wollastonite, yellow starch gum, it is characterized in that:

  • the weight percentage of each component raw material is respectively 2~

    5%, 1~

    3%, 11~

    15%, 1~

    4%, 1~

    3%, 2~

    5%, 2~

    5%, 10~

    12%, 7~

    15%, 2~

    7%, 40~

    50%, 1.5~

    2.5%;

    In described continuous cast mold protective material, BaO weight percentage is that 2~

    4%, MnO weight percentage is 1.0~

    3.5%, dual alkalinity (CaO/SiO 2) be 1.15~

    1.30, surplus comprises SiO 2, CaO, Al 2o 3, Na 2o, F -, its weight percentage is respectively SiO 225~

    30.0%, CaO 31~

    36%, Al 2o 31.5~

    6.5%, Na 2o 7.0~

    11.0%, F -5~

    8.5%.

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