JPH0555221B2 - - Google Patents
Info
- Publication number
- JPH0555221B2 JPH0555221B2 JP62233986A JP23398687A JPH0555221B2 JP H0555221 B2 JPH0555221 B2 JP H0555221B2 JP 62233986 A JP62233986 A JP 62233986A JP 23398687 A JP23398687 A JP 23398687A JP H0555221 B2 JPH0555221 B2 JP H0555221B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- mold
- mold powder
- ultra
- low carbon
- 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
Links
- 239000000843 powder Substances 0.000 claims description 43
- 238000002425 crystallisation Methods 0.000 claims description 11
- 230000008025 crystallization Effects 0.000 claims description 11
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 10
- 238000009749 continuous casting Methods 0.000 claims description 9
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052681 coesite Inorganic materials 0.000 claims description 2
- 229910052906 cristobalite Inorganic materials 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims description 2
- 229910052682 stishovite Inorganic materials 0.000 claims description 2
- 229910052905 tridymite Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- 239000010960 cold rolled steel Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004017 vitrification Methods 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23398687A JPS6475157A (en) | 1987-09-18 | 1987-09-18 | Continuous casting mold powder for extra-low carbon steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23398687A JPS6475157A (en) | 1987-09-18 | 1987-09-18 | Continuous casting mold powder for extra-low carbon steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6475157A JPS6475157A (en) | 1989-03-20 |
| JPH0555221B2 true JPH0555221B2 (ko) | 1993-08-16 |
Family
ID=16963751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23398687A Granted JPS6475157A (en) | 1987-09-18 | 1987-09-18 | Continuous casting mold powder for extra-low carbon steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6475157A (ko) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100430400B1 (ko) * | 2001-05-25 | 2004-05-04 | 주식회사 서린건축사사무소 | 조립식 매설관로 유닛 |
| KR100530338B1 (ko) * | 2001-12-26 | 2005-11-22 | 주식회사 포스코 | 극저탄소 냉연강판 제조용 몰드 플럭스 |
| JP4265285B2 (ja) * | 2003-05-29 | 2009-05-20 | Ｊｆｅスチール株式会社 | 鋼の連続鋳造用モールドパウダー |
| KR101064987B1 (ko) * | 2004-04-21 | 2011-09-15 | 주식회사 포스코 | 불소를 함유하지 않는 몰드플럭스 |
| KR101064988B1 (ko) * | 2004-04-21 | 2011-09-15 | 주식회사 포스코 | 불소를 함유하지 않는 ｂ₂ｏ₃계 몰드플럭스 |
| JP4513737B2 (ja) * | 2005-12-19 | 2010-07-28 | 住友金属工業株式会社 | 鋼の連続鋳造用モールドフラックス |
| JP5037612B2 (ja) * | 2006-06-22 | 2012-10-03 | ポスコ | モールドフラックス及びこれを用いた連続鋳造方法 |
| KR100749025B1 (ko) * | 2006-06-22 | 2007-08-13 | 주식회사 포스코 | 몰드 플럭스 및 이를 이용한 연속 주조 방법 |
| RU2632367C2 (ru) * | 2013-01-25 | 2017-10-04 | Баошань Айрон Энд Стил Ко., Лтд. | Флюс без фтора кристаллизатора машины непрерывной разливки сверхнизкоуглеродистой стали |
| CN103121090B (zh) * | 2013-03-12 | 2015-04-22 | 西峡龙成冶金材料有限公司 | 一种高锰中碳包晶钢连铸结晶器保护渣及其制备方法 |
| CN104707958B (zh) * | 2013-12-11 | 2017-08-25 | 宝山钢铁股份有限公司 | 浇铸包晶钢用高碱度连铸保护渣 |
| CN103817301B (zh) * | 2014-02-27 | 2016-01-27 | 西峡龙成冶金材料有限公司 | 一种用于超低碳钢的连铸结晶器保护渣 |
| CN110548841A (zh) * | 2018-06-04 | 2019-12-10 | 上海梅山钢铁股份有限公司 | 一种低碳钢用低钠低锂连铸结晶器保护渣 |
| CN109967706B (zh) * | 2019-05-05 | 2021-02-26 | 西峡县西保冶金材料有限公司 | 超低碳if钢用连铸结晶器功能保护材料 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167227A (ja) * | 1974-12-07 | 1976-06-10 | Sakai Chemical Industry Co | Chuzoyofuratsukusu |
| JPS6114055A (ja) * | 1984-06-28 | 1986-01-22 | Nippon Steel Corp | 表面欠陥及び内質欠陥の少ない鋼の連続鋳造用湯面保護剤 |
-
1987
- 1987-09-18 JP JP23398687A patent/JPS6475157A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167227A (ja) * | 1974-12-07 | 1976-06-10 | Sakai Chemical Industry Co | Chuzoyofuratsukusu |
| JPS6114055A (ja) * | 1984-06-28 | 1986-01-22 | Nippon Steel Corp | 表面欠陥及び内質欠陥の少ない鋼の連続鋳造用湯面保護剤 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6475157A (en) | 1989-03-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |