CN101502871A - 大方坯连铸结晶器保护渣及其制备方法 - Google Patents
大方坯连铸结晶器保护渣及其制备方法 Download PDFInfo
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- CN101502871A CN101502871A CNA2009100144948A CN200910014494A CN101502871A CN 101502871 A CN101502871 A CN 101502871A CN A2009100144948 A CNA2009100144948 A CN A2009100144948A CN 200910014494 A CN200910014494 A CN 200910014494A CN 101502871 A CN101502871 A CN 101502871A
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- 239000007787 solid Substances 0.000 claims abstract description 15
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- 229910000831 Steel Inorganic materials 0.000 abstract description 17
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 4
- 238000003723 Smelting Methods 0.000 abstract description 2
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- 230000007547 defect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
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- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 22
- 238000000034 method Methods 0.000 description 14
- 239000000395 magnesium oxide Substances 0.000 description 11
- 230000004927 fusion Effects 0.000 description 10
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- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
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Abstract
Description
SiO2wt/% | CaOwt/% | MgOwt/% | Fe2O3wt/% | Al2O3wt/% | Na2O+K2Owt/% | NaF2+CaF2wt/% | 碱度R | 固体碳wt/% | 熔点℃ | 粘度Pa·s |
30-35 | 2.5-3.0 | 2.5-3.5 | 1.5-2.5 | 3.5-4.5 | 5.5-6.5 | 4.5-5.5 | 0.80-0.90 | 11-14.5 | 1100-1130 | 0.35-0.38 |
固体碳(碳黑与石墨重量比1:2)12 | SiO233 | CaO29 | MgO3.5 | Fe2O32.0 | Al2O34.5 | Na2O+K2O6.5 | NaF2+CaF25.5 |
实施例234 | 固体碳(碳黑与石墨重量比1:2)11.313.512.9 | SiO23332.834.5 | CaO2928.529.4 | MgO3.32.83.2 | Fe2O32.32.02.4 | Al2O33.54.34.1 | Na2O+K2O5.76.45.9 | NaF2+CaF25.34.85.2 |
Claims (6)
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