JP4502398B2 - 連続鋳造用浸漬ノズル - Google Patents
連続鋳造用浸漬ノズル Download PDFInfo
- Publication number
- JP4502398B2 JP4502398B2 JP2007166284A JP2007166284A JP4502398B2 JP 4502398 B2 JP4502398 B2 JP 4502398B2 JP 2007166284 A JP2007166284 A JP 2007166284A JP 2007166284 A JP2007166284 A JP 2007166284A JP 4502398 B2 JP4502398 B2 JP 4502398B2
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- JP
- Japan
- Prior art keywords
- nozzle
- sheet
- sheet member
- continuous casting
- temperature
- 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.)
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- 238000009749 continuous casting Methods 0.000 title claims description 18
- 238000007654 immersion Methods 0.000 title claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 29
- 229910052799 carbon Inorganic materials 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 9
- 238000005336 cracking Methods 0.000 claims description 7
- 239000000615 nonconductor Substances 0.000 claims description 7
- 230000035939 shock Effects 0.000 claims description 7
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 229910003481 amorphous carbon Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 25
- 239000010959 steel Substances 0.000 description 25
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 18
- 238000005266 casting Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 239000000919 ceramic Substances 0.000 description 12
- 239000010439 graphite Substances 0.000 description 9
- 229910002804 graphite Inorganic materials 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 210000002268 wool Anatomy 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000655 Killed steel Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000011335 coal coke Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002296 pyrolytic carbon Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Description
炭素源が天然または人造の非結晶質炭素、結晶質炭素及びそれらの加工品の少なくとも1種以上であって、炭素含有量が25質量%以上の炭素質材料からなるシート部材を、ノズル本体壁面内部にノズル内孔と同心にインサートし、
前記シート部材を電気的絶縁体により被覆して、ノズル本体を構成する材料と電気的に絶縁し、
前記シート部材に電気を印加してサーマルショックによるノズルの割れ防止を可能としたことを特徴とする。
尚、シート部材の熱伝導率を高くするためには、結晶質炭素を用い、形状的にはアスペクト比10以上の大きいものを使用することが望ましい。
2 ノズル本体
3 ノズル内孔
4 セラミックスヒータ
A、B シート部材
M 測定箇所
S セラミックスシート
Claims (1)
- 800℃以上に予熱して使用する連続鋳造用浸漬ノズルであって、
炭素源が天然または人造の非結晶質炭素、結晶質炭素及びそれらの加工品の少なくとも1種以上であって、炭素含有量が25質量%以上の炭素質材料からなるシート部材を、ノズル本体壁面内部にノズル内孔と同心にインサートし、
前記シート部材を電気的絶縁体により被覆して、ノズル本体を構成する材料と電気的に絶縁し、
前記シート部材に電気を印加してサーマルショックによるノズルの割れ防止を可能としたことを特徴とする連続鋳造用浸漬ノズル。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007166284A JP4502398B2 (ja) | 2007-06-25 | 2007-06-25 | 連続鋳造用浸漬ノズル |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007166284A JP4502398B2 (ja) | 2007-06-25 | 2007-06-25 | 連続鋳造用浸漬ノズル |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010044028A Division JP5065429B2 (ja) | 2010-03-01 | 2010-03-01 | 連続鋳造用浸漬ノズル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009000737A JP2009000737A (ja) | 2009-01-08 |
JP4502398B2 true JP4502398B2 (ja) | 2010-07-14 |
Family
ID=40317691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007166284A Expired - Fee Related JP4502398B2 (ja) | 2007-06-25 | 2007-06-25 | 連続鋳造用浸漬ノズル |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4502398B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010115713A (ja) * | 2010-03-01 | 2010-05-27 | Akechi Ceramics Co Ltd | 連続鋳造用浸漬ノズル |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01100653U (ja) * | 1987-12-24 | 1989-07-06 | ||
JPH0683146U (ja) * | 1993-05-07 | 1994-11-29 | 川崎製鉄株式会社 | タンディッシュノズル |
JP2006015361A (ja) * | 2004-06-30 | 2006-01-19 | Sumitomo Electric Ind Ltd | 鋳造用ノズル |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55136169A (en) * | 1979-04-12 | 1980-10-23 | Nippon Crucible Co | Electroconductive refractories |
JPH05228588A (ja) * | 1992-02-24 | 1993-09-07 | Nippon Steel Corp | 双ベルト式連続鋳造における鋳造ノズルと操業方法 |
JPH05329623A (ja) * | 1992-05-27 | 1993-12-14 | Nippon Steel Corp | 溶融金属容器のノズル詰り防止方法 |
-
2007
- 2007-06-25 JP JP2007166284A patent/JP4502398B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01100653U (ja) * | 1987-12-24 | 1989-07-06 | ||
JPH0683146U (ja) * | 1993-05-07 | 1994-11-29 | 川崎製鉄株式会社 | タンディッシュノズル |
JP2006015361A (ja) * | 2004-06-30 | 2006-01-19 | Sumitomo Electric Ind Ltd | 鋳造用ノズル |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010115713A (ja) * | 2010-03-01 | 2010-05-27 | Akechi Ceramics Co Ltd | 連続鋳造用浸漬ノズル |
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JP2009000737A (ja) | 2009-01-08 |
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