Special continuous casting crystallizer casting powder for ESP low carbon
A continuous casting mold and mold flux technology, which is applied in the field of ESP low-carbon continuous casting mold mold flux, can solve the problem of affecting the surface quality of the billet, the lubrication effect, the heat transfer capacity can not be well satisfied, and the casting speed is restricted and other problems, to achieve good lubrication and heat transfer effects, prevent quality defects, and fast melting speed
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Embodiment 1
[0046] In this embodiment, the raw material of 100 parts by weight of special mold powder for continuous casting mold for ESP low carbon steel contains 11 parts by weight of fluorite, 5 parts by weight of clinker, 7 parts by weight of white alkali, and 0.5 parts by weight of imported carbon. Black, 0.8 parts by weight of sodium fluoride, 2 parts by weight of earthy graphite, 46 parts by weight of wollastonite with an ignition loss of less than 3, 4 parts by weight of lithium carbonate, 1 part by weight of lithium carbonate, 1.5 parts by weight of borax, 4 parts by weight of calcite, 4.4 parts by weight of magnesia, 3 parts by weight of bauxite, 7 parts by weight of cryolite, 2 parts by weight of binder and 0.8 parts by weight of water reducing agent.
[0047] The chemical composition of the ESP low-carbon special continuous casting mold powder per 100 parts by weight contains 32.57 parts by weight of CaO and 28.63 parts by weight of SiO 2 , 4.89 parts by weight of MgO, 4.86 pa...
Embodiment 2
[0051] In this embodiment, every 100 parts by weight of ESP low-carbon steel special continuous casting mold powder contains 12 parts by weight of fluorite, 4 parts by weight of clinker, 9 parts by weight of white alkali, and 1.4 parts by weight of imported Carbon black, 1 part by weight of sodium fluoride, 4 parts by weight of earthy graphite, 40 parts by weight of wollastonite with an ignition loss of less than 3, 3 parts by weight of lithium carbonate, 2 parts by weight of lithium carbonate, 1.2 parts by weight of Parts of borax, 3 parts by weight of calcite, 6.5 parts by weight of magnesia, 5.1 parts by weight of bauxite, 5 parts by weight of cryolite, 2 parts by weight of binder and 0.8 parts by weight of water reducer.
[0052] The chemical composition of every 100 parts by weight of the ESP low-carbon special continuous casting mold powder contains 29.5 parts by weight of CaO and 25.04 parts by weight of SiO 2 , 6.69 parts by weight of MgO, 5.8 parts by weight of Al 2 ...
Embodiment 3
[0056] In this embodiment, every 100 parts by weight of ESP low-carbon steel special continuous casting mold powder contains 13 parts by weight of fluorite, 4.5 parts by weight of clinker, 8 parts by weight of white alkali, and 1.8 parts by weight of imported Carbon black, 2 parts by weight of sodium fluoride, 4.8 parts by weight of earthy graphite, 32.5 parts by weight of wollastonite with an ignition loss of less than 3, 5 parts by weight of lithium limestone, 3 parts by weight of lithium carbonate, 1.6 parts by weight of Parts of borax, 5 parts of calcite, 6 parts of magnesia, 5 parts of bauxite, 5 parts of cryolite, 2 parts of binder and 0.8 parts of water reducer.
[0057]The chemical composition of the ESP low-carbon special continuous casting mold flux per 100 parts by weight contains 28.3 parts by weight of CaO and 22.7 parts by weight of SiO 2 , 6.2 parts by weight of MgO, 6.27 parts by weight of Al 2 o 3 , 9.98 parts by weight of Na 2 O, 10.1 parts by weight of F,...
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