CN112355261B - 一种适用于高效连铸生产包晶钢的结晶器保护渣 - Google Patents
一种适用于高效连铸生产包晶钢的结晶器保护渣 Download PDFInfo
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- CN112355261B CN112355261B CN202011157253.1A CN202011157253A CN112355261B CN 112355261 B CN112355261 B CN 112355261B CN 202011157253 A CN202011157253 A CN 202011157253A CN 112355261 B CN112355261 B CN 112355261B
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- 238000005266 casting Methods 0.000 title claims abstract description 87
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 239000000843 powder Substances 0.000 title claims abstract description 37
- 238000009749 continuous casting Methods 0.000 title claims abstract description 28
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000002844 melting Methods 0.000 claims abstract description 7
- 230000008018 melting Effects 0.000 claims abstract description 7
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 5
- 229910018404 Al2 O3 Inorganic materials 0.000 claims description 2
- 239000002893 slag Substances 0.000 abstract description 72
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052593 corundum Inorganic materials 0.000 abstract description 10
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract description 10
- 230000001050 lubricating effect Effects 0.000 abstract description 9
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 abstract description 7
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- 239000007788 liquid Substances 0.000 description 16
- 238000002425 crystallisation Methods 0.000 description 15
- 230000008025 crystallization Effects 0.000 description 15
- 229910052681 coesite Inorganic materials 0.000 description 14
- 229910052906 cristobalite Inorganic materials 0.000 description 14
- 239000000377 silicon dioxide Substances 0.000 description 14
- 229910052682 stishovite Inorganic materials 0.000 description 14
- 229910052905 tridymite Inorganic materials 0.000 description 14
- 239000000463 material Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 12
- 230000002829 reductive effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000005422 blasting Methods 0.000 description 7
- 238000007689 inspection Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000011378 shotcrete Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000004031 devitrification Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052664 nepheline Inorganic materials 0.000 description 2
- 239000010434 nepheline Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 229910000314 transition metal oxide Inorganic materials 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052665 sodalite Inorganic materials 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/111—Treating the molten metal by using protecting powders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
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CN202011157253.1A CN112355261B (zh) | 2020-10-26 | 2020-10-26 | 一种适用于高效连铸生产包晶钢的结晶器保护渣 |
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CN202011157253.1A CN112355261B (zh) | 2020-10-26 | 2020-10-26 | 一种适用于高效连铸生产包晶钢的结晶器保护渣 |
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CN112355261A CN112355261A (zh) | 2021-02-12 |
CN112355261B true CN112355261B (zh) | 2022-06-28 |
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CN113399637A (zh) * | 2021-06-24 | 2021-09-17 | 重庆钢铁股份有限公司 | 一种预防q195钢方坯连铸浇注过程中裂纹漏钢的工艺 |
CN114472824B (zh) * | 2022-01-27 | 2023-09-05 | 江苏省沙钢钢铁研究院有限公司 | 一种含钛钢用连铸结晶器保护渣及其制备方法和应用 |
CN115351251A (zh) * | 2022-08-23 | 2022-11-18 | 包头钢铁(集团)有限责任公司 | 一种含v微合金稀土钢生产用连铸结晶器保护渣 |
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CN1824429A (zh) * | 2005-02-25 | 2006-08-30 | 宝钢集团上海梅山有限公司 | 高拉速板坯连铸低碳钢结晶器保护渣 |
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JP4515287B2 (ja) * | 2005-02-28 | 2010-07-28 | 株式会社神戸製鋼所 | 連続鋳造方法 |
JP4813225B2 (ja) * | 2005-04-05 | 2011-11-09 | 日本冶金工業株式会社 | Al含有Ni基合金用連続鋳造パウダーおよび連続鋳造方法 |
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CN1824429A (zh) * | 2005-02-25 | 2006-08-30 | 宝钢集团上海梅山有限公司 | 高拉速板坯连铸低碳钢结晶器保护渣 |
CN102009142A (zh) * | 2010-08-09 | 2011-04-13 | 河南省西保冶材集团有限公司 | 30MnSi钢专用连铸结晶器功能保护材料 |
JP2012066304A (ja) * | 2010-09-27 | 2012-04-05 | Shinagawa Refractories Co Ltd | 鋼の連続鋳造用モールドパウダー |
CN104368778A (zh) * | 2014-11-13 | 2015-02-25 | 武汉钢铁(集团)公司 | 含多种金属氧化物的包晶钢保护渣 |
CN104439134A (zh) * | 2014-12-22 | 2015-03-25 | 河南省西保冶材集团有限公司 | 一种板坯430不锈钢连铸结晶器保护渣 |
CN107470576A (zh) * | 2017-09-05 | 2017-12-15 | 中南大学 | 一种含三氧化二铁的高锰高铝钢保护渣及其应用 |
CN108568501A (zh) * | 2018-04-27 | 2018-09-25 | 西峡县西保冶金材料有限公司 | 一种预应力管桩钢用连铸结晶器保护渣 |
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Effective date of registration: 20240204 Address after: 213000 No. 1 Zhongwu Avenue, Changzhou City, Jiangsu Province Patentee after: Zenith Steel Group Co.,Ltd. Country or region after: China Patentee after: Changzhou Zhongtian Special Steel Co.,Ltd. Patentee after: Zhongtian Iron and Steel Group (Huai'an) New Materials Co.,Ltd. Address before: 213000 No. 1 Zhongwu Avenue, Changzhou City, Jiangsu Province Patentee before: Zenith Steel Group Co.,Ltd. Country or region before: China Patentee before: Changzhou Zhongtian Special Steel Co.,Ltd. |