CA1324239C - Mold additive for continuous casting of steel - Google Patents
Mold additive for continuous casting of steelInfo
- Publication number
- CA1324239C CA1324239C CA 580333 CA580333A CA1324239C CA 1324239 C CA1324239 C CA 1324239C CA 580333 CA580333 CA 580333 CA 580333 A CA580333 A CA 580333A CA 1324239 C CA1324239 C CA 1324239C
- Authority
- CA
- Canada
- Prior art keywords
- weight
- cao
- sio2
- mold
- amount
- 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
- 239000000654 additive Substances 0.000 title claims abstract description 43
- 230000000996 additive effect Effects 0.000 title claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000009749 continuous casting Methods 0.000 title claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000000463 material Substances 0.000 claims abstract description 64
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 59
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 59
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 59
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 59
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 58
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 58
- 239000000378 calcium silicate Substances 0.000 claims abstract description 37
- 229910052918 calcium silicate Inorganic materials 0.000 claims abstract description 37
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims abstract description 37
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 7
- 229910017344 Fe2 O3 Inorganic materials 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 10
- 239000000843 powder Substances 0.000 description 30
- 239000000203 mixture Substances 0.000 description 25
- 239000002893 slag Substances 0.000 description 16
- 238000002844 melting Methods 0.000 description 13
- 230000008018 melting Effects 0.000 description 13
- 230000004907 flux Effects 0.000 description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 239000011398 Portland cement Substances 0.000 description 9
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 7
- 239000000155 melt Substances 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 6
- 239000010436 fluorite Substances 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 6
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000003575 carbonaceous material Substances 0.000 description 5
- 238000005469 granulation Methods 0.000 description 5
- 230000003179 granulation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 235000017550 sodium carbonate Nutrition 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 5
- 239000010456 wollastonite Substances 0.000 description 5
- 229910052882 wollastonite Inorganic materials 0.000 description 5
- 229910001562 pearlite Inorganic materials 0.000 description 4
- 239000011775 sodium fluoride Substances 0.000 description 4
- 235000013024 sodium fluoride Nutrition 0.000 description 4
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- -1 eryolite Chemical compound 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 229910011255 B2O3 Inorganic materials 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- 229910021538 borax Inorganic materials 0.000 description 2
- 239000006063 cullet Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000010459 dolomite Substances 0.000 description 2
- 229910000514 dolomite Inorganic materials 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000004328 sodium tetraborate Substances 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 229910001678 gehlenite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011044 quartzite Substances 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)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26187987A JPH01104452A (ja) | 1987-10-19 | 1987-10-19 | 鋼の連続鋳造用鋳型添加剤 |
| JP261879/1987 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1324239C true CA1324239C (en) | 1993-11-16 |
Family
ID=17368031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 580333 Expired - Fee Related CA1324239C (en) | 1987-10-19 | 1988-10-17 | Mold additive for continuous casting of steel |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPH01104452A (enrdf_load_stackoverflow) |
| AU (1) | AU598398B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1324239C (enrdf_load_stackoverflow) |
| DE (1) | DE3835492A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2621840B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2211178B (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0673730B2 (ja) * | 1990-11-30 | 1994-09-21 | 品川白煉瓦株式会社 | 連続鋳造用発熱型モールドパウダー |
| AT404098B (de) * | 1991-03-28 | 1998-08-25 | Tisza Bela & Co | Verfahren zur herstellung von granuliertem stranggiesspulver |
| WO2000005012A1 (fr) * | 1998-07-21 | 2000-02-03 | Shinagawa Refractories Co., Ltd. | Poudre a mouler pour coulage en continu de plaque mince |
| WO2011006649A1 (en) * | 2009-07-14 | 2011-01-20 | Corus Staal Bv | Casting mould powder |
| EP3922600A4 (en) | 2019-02-06 | 2023-02-22 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | COMPOUND AND METHOD FOR PRODUCING LITHIUM-CONTAINING FILM |
| CN119794293A (zh) * | 2025-01-22 | 2025-04-11 | 佛山市华儒铜业有限公司 | 一种tp2铜合金连续铸造过程中的硼砂添加方法及装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB792023A (en) * | 1955-02-21 | 1958-03-19 | Harry Marsh Sinclair Jr | Improvements in process for producing sodium fluoride from an alkaline earth fluoride |
| GB1230094A (enrdf_load_stackoverflow) * | 1967-05-04 | 1971-04-28 | ||
| GB1243837A (en) * | 1968-11-08 | 1971-08-25 | Inst Zuschlagstoffe Und Naturs | Method of production for synthetic wollastonite |
| DE1912354B2 (de) * | 1969-03-12 | 1972-04-13 | Reimbold & Strick, 5000 Köln-Kalk | Synthetisches kristallines calciumsilikat und verfahren zu seiner herstellung |
| AT320184B (de) * | 1971-12-14 | 1975-01-27 | Concast Ag | Gießpulver zur Verwendung beim Stranggießen von Stahl |
| FR2234244B1 (enrdf_load_stackoverflow) * | 1973-06-20 | 1978-02-17 | Rech Geolog Miniere | |
| CA1147528A (en) * | 1979-06-09 | 1983-06-07 | Seikichi Tabei | Additives for continuous casting of steel |
| DE3236391C2 (de) * | 1982-10-01 | 1992-05-27 | Hans Joachim Dipl.-Ing. Eitel | Gießpulver für den Stahlguß |
| JPS61115653A (ja) * | 1984-11-09 | 1986-06-03 | Nippon Steel Corp | 中炭素鋼連続鋳造法 |
| US4738719A (en) * | 1986-05-09 | 1988-04-19 | Tenneco Canada Inc. (Erco Division) | Steel making flux |
| JPS63199057A (ja) * | 1987-02-12 | 1988-08-17 | Shinagawa Refract Co Ltd | 鋼の連続鋳造用鋳型添加剤 |
-
1987
- 1987-10-19 JP JP26187987A patent/JPH01104452A/ja active Granted
-
1988
- 1988-10-12 AU AU23687/88A patent/AU598398B2/en not_active Ceased
- 1988-10-12 GB GB8823909A patent/GB2211178B/en not_active Expired - Fee Related
- 1988-10-17 CA CA 580333 patent/CA1324239C/en not_active Expired - Fee Related
- 1988-10-18 FR FR8813714A patent/FR2621840B1/fr not_active Expired - Fee Related
- 1988-10-18 DE DE19883835492 patent/DE3835492A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3835492A1 (de) | 1989-04-27 |
| GB2211178A (en) | 1989-06-28 |
| DE3835492C2 (enrdf_load_stackoverflow) | 1991-06-27 |
| FR2621840A1 (fr) | 1989-04-21 |
| AU598398B2 (en) | 1990-06-21 |
| FR2621840B1 (fr) | 1995-02-10 |
| GB2211178B (en) | 1991-09-18 |
| GB8823909D0 (en) | 1988-11-16 |
| JPH01104452A (ja) | 1989-04-21 |
| JPH0227063B2 (enrdf_load_stackoverflow) | 1990-06-14 |
| AU2368788A (en) | 1989-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |