CN1300043C - 电炉炉底干式捣打料及其制备方法 - Google Patents
电炉炉底干式捣打料及其制备方法 Download PDFInfo
- Publication number
- CN1300043C CN1300043C CNB2004100180759A CN200410018075A CN1300043C CN 1300043 C CN1300043 C CN 1300043C CN B2004100180759 A CNB2004100180759 A CN B2004100180759A CN 200410018075 A CN200410018075 A CN 200410018075A CN 1300043 C CN1300043 C CN 1300043C
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- China
- Prior art keywords
- iron sand
- calcium iron
- electric furnace
- preparation
- bottom dry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000000034 method Methods 0.000 title description 4
- 239000000463 material Substances 0.000 claims abstract description 32
- 239000004576 sand Substances 0.000 claims abstract description 31
- 239000002994 raw material Substances 0.000 claims abstract description 20
- 238000002360 preparation method Methods 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 10
- LXXKJGXDEZDJOM-UHFFFAOYSA-N [Fe].[Mg].[Ca] Chemical compound [Fe].[Mg].[Ca] LXXKJGXDEZDJOM-UHFFFAOYSA-N 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 18
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 18
- 239000001095 magnesium carbonate Substances 0.000 claims description 18
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 18
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 18
- 239000012535 impurity Substances 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000003303 reheating Methods 0.000 claims description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract description 36
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 31
- 239000000395 magnesium oxide Substances 0.000 abstract description 19
- 235000012245 magnesium oxide Nutrition 0.000 abstract description 17
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000009628 steelmaking Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000377 silicon dioxide Substances 0.000 abstract description 2
- WNQQFQRHFNVNSP-UHFFFAOYSA-N [Ca].[Fe] Chemical compound [Ca].[Fe] WNQQFQRHFNVNSP-UHFFFAOYSA-N 0.000 abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 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
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 8
- 239000007791 liquid phase Substances 0.000 description 7
- 238000005245 sintering Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000006104 solid solution Substances 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- 241001062472 Stokellia anisodon Species 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000010587 phase diagram Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
| MgO% | CaO% | Fe2O3% | Al2O3% | SiO2% | IL% | 体积密度g/cm3 | 其他材性% | |
| 镁钙铁 | 30~83 | 2.5~55 | 1~8 | ≤1.3 | ≤1.5 | ≤1.0 | ≥2.50 | 0-1 |
| 成品 | ≥55 | 0~30 | 0~12.5 | ≤1.6 | ≤2.0 | ≤1.0 | ≥2.30 | 0-1 |
| q值 | 0.19 | 0.24 | 0.29 | 0.34 | 0.39 | 0.45 |
| 成品体积密度g/cm3 | 2.43 | 2.50 | 2.61 | 2.57 | 2.45 | 2.37 |
| 方案 | MgO% | CaO% | Fe2O3% | Al2O3% | SiO2% | IL% | 其他材性% | 体积密度g/cm3 | 镁砂 | 镁砂颗粒% | 常温耐压强度(Mpa) | ||
| 1300℃*3h | 1500℃*3h | 1600℃*3h | |||||||||||
| ① | 93.63 | 0.34 | 4.42 | 0.23 | 0.32 | 0.10 | 0.96 | 2.68 | 95 | 75 | 5.1 | 27.0 | 35.4 |
| ② | 86.86 | 8.21 | 2.76 | 0.38 | 0.63 | 0.18 | 0.98 | 2.65 | 50 | 42 | 15.7 | 37.2 | 48.5 |
| ③ | 84.73 | 9.87 | 3.32 | 0.46 | 0.68 | 0.23 | 0.71 | 2.64 | 40 | 35 | 38.0 | 49.0 | 52.0 |
| ④ | 82.60 | 11.51 | 3.89 | 0.53 | 0.79 | 0.29 | 0.39 | 2.61 | 30 | 24 | 40.5 | 50.6 | 60.0 |
| ⑤ | 72.41 | 20.22 | 5.25 | 0.36 | 0.45 | 0.35 | 0.96 | 2.58 | 10 | 10 | 51.8 | 63.5 | 72.0 |
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100180759A CN1300043C (zh) | 2004-04-29 | 2004-04-29 | 电炉炉底干式捣打料及其制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100180759A CN1300043C (zh) | 2004-04-29 | 2004-04-29 | 电炉炉底干式捣打料及其制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1690012A CN1690012A (zh) | 2005-11-02 |
| CN1300043C true CN1300043C (zh) | 2007-02-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100180759A Expired - Fee Related CN1300043C (zh) | 2004-04-29 | 2004-04-29 | 电炉炉底干式捣打料及其制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1300043C (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555155B (zh) * | 2009-05-27 | 2012-01-04 | 攀枝花学院 | 连铸中间包用干式捣打料 |
| LU91868B1 (fr) | 2011-09-09 | 2013-03-11 | Wurth Paul Sa | Masse à damer pour le revêtement réfractaire d'un récipient métallurgique, et récipient métallurgique, notamment hautfourneau, comportant un revêtement utilisant la dite masse à damer. |
| CN102445080B (zh) * | 2011-09-19 | 2015-02-11 | 李成武 | 矿热炉炉体及其砌筑方法 |
| CN102718508A (zh) * | 2012-02-23 | 2012-10-10 | 沈恩有 | 镁砂合成材料制备方法在矿热炉生产镍铁高碳铬铁中应用 |
| CN104692819A (zh) * | 2015-02-13 | 2015-06-10 | 海城市金福锋科技有限公司 | 电炉炉底用复相结合镁基不定形耐火材料制备方法 |
| CN105732053B (zh) * | 2016-01-15 | 2018-12-04 | 山西禄纬堡太钢耐火材料有限公司 | 一种镁钙砖炉底环缝捣打料的原料配比及制作方法 |
| CN108484129A (zh) * | 2018-03-12 | 2018-09-04 | 海城市中兴镁质合成材料有限公司 | 一种采用超高温隧道窑烧结合成的镁钙铁砂及其制备方法 |
| CN111995374A (zh) * | 2019-05-27 | 2020-11-27 | 海城市祥程矿业有限公司 | 一种用于电炉的镁质捣打料 |
| CN115259865A (zh) * | 2021-04-29 | 2022-11-01 | 宝山钢铁股份有限公司 | 一种电炉炉底热修补用导电耐火材料 |
| CN114315320B (zh) * | 2021-12-29 | 2023-03-24 | 耐镁佳(营口)金属有限公司 | 一种氧化镁耐火材料及其应用 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1096777A (zh) * | 1993-06-22 | 1994-12-28 | 本溪钢铁公司钢铁研究所 | 钙质捣打料 |
| CN1341573A (zh) * | 2000-09-06 | 2002-03-27 | 冶金工业部洛阳耐火材料研究院 | 高炉出铁沟用免烘烤型捣打料及其制造方法 |
-
2004
- 2004-04-29 CN CNB2004100180759A patent/CN1300043C/zh not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1096777A (zh) * | 1993-06-22 | 1994-12-28 | 本溪钢铁公司钢铁研究所 | 钙质捣打料 |
| CN1341573A (zh) * | 2000-09-06 | 2002-03-27 | 冶金工业部洛阳耐火材料研究院 | 高炉出铁沟用免烘烤型捣打料及其制造方法 |
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| Publication number | Publication date |
|---|---|
| CN1690012A (zh) | 2005-11-02 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI PENGPU SPECIAL REFRACTORY MATERIAL FACTOR Free format text: FORMER NAME: SHANGHAI PENGPU SPECIAL REFRACTORY FACTORY |
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| CP01 | Change in the name or title of a patent holder |
Address after: 200072, No. 1183, Lane 155, Shanghai Road, Shanghai Patentee after: Shanghai Pengpu Special Refractory Material Factory Co., Ltd. Address before: 200072, No. 1183, Lane 155, Shanghai Road, Shanghai Patentee before: Pengpu Special Refractory Factory, Shanghai |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20130429 |