KR850002783A - 성형 첨가제 조성물 - Google Patents
성형 첨가제 조성물 Download PDFInfo
- Publication number
- KR850002783A KR850002783A KR1019840002066A KR840002066A KR850002783A KR 850002783 A KR850002783 A KR 850002783A KR 1019840002066 A KR1019840002066 A KR 1019840002066A KR 840002066 A KR840002066 A KR 840002066A KR 850002783 A KR850002783 A KR 850002783A
- Authority
- KR
- South Korea
- Prior art keywords
- composition
- additive composition
- weight
- flux
- molding additive
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims 12
- 238000000465 moulding Methods 0.000 title claims 6
- 239000000654 additive Substances 0.000 title claims 5
- 230000000996 additive effect Effects 0.000 title claims 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 4
- 239000000463 material Substances 0.000 claims 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 2
- 239000002585 base Substances 0.000 claims 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- 229910016036 BaF 2 Inorganic materials 0.000 claims 1
- 229910004261 CaF 2 Inorganic materials 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000003607 modifier Substances 0.000 claims 1
- 239000002893 slag Substances 0.000 claims 1
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Inorganic materials [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005245 sintering 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
-
- 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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 시간경과시 여러 탄소분말의 산화소비변화를 나타낸 그래프. 제2도는 산화소비와 시간과의 관계에서 활성탄소의 입자크기의 영향을 나타낸 그래프. 제3도는 성형분말의 소결도에 대한 카본블랙 양의 영향을 나타낸 그래프.
Claims (5)
- 화학조성이 CaO-SiO2-Al2O3시스템인 슬래그용 기본재, 불화물 그리고 알칼리금속 및 알칼리토금속의 카보네이트로 이루어진 그룹에서 선택된 최소한 한 종류의 물질로 이루어진 플럭스 및 용융 속도 조절제로서 탄소질 집합체로 이루어진 연속주조용 성형첨가제 조성물에 있어서, 탄소질 집합체로서 평균입자 크기가 10㎛ 이하인 카본블랙 및 활성탄소를 성형첨가제 조성물에 각각 0.5 내지 2.0무게% 및 1 내지 4무게% 가하고, 성형첨가제 조성물의 용적밀도가 0.9g/㎤이하임을 특징으로 하는 조성물.
- 제1항에 있어서, 기본재와 플럭스 혼합물을 최소한 60무게%를 상기 혼합물의 잔여부분과 혼합시키기 전에 미리 용융시킨 조성물.
- 제1항에 있어서, 플럭스가 CaF2, BaF2, NaF, LiF, Na2CO3, K|2CO3, Li2CO3, CaCO3및 BaCO3중에서 선택된 조성물.
- 제1항에 있어서, 플럭스의 첨가량이 전체 성형첨가제 조성물을 기준으로 하여 5 내지 30무게%인 조성물.
- 제1항에 있어서, 카본블랙의 입자크기가 0.01 내지 0.05㎛이고 비표면적이 50 내지 240㎡/g인 조성물.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58145102A JPS6037250A (ja) | 1983-08-10 | 1983-08-10 | 鋼の連続鋳造用鋳型添加剤 |
JP83-145102 | 1983-08-10 | ||
JP58-145102 | 1983-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850002783A true KR850002783A (ko) | 1985-05-20 |
KR910006098B1 KR910006098B1 (ko) | 1991-08-13 |
Family
ID=15377415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840002066A KR910006098B1 (ko) | 1983-08-10 | 1984-04-19 | 주형 첨가제 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4508571A (ko) |
EP (1) | EP0135246B1 (ko) |
JP (1) | JPS6037250A (ko) |
KR (1) | KR910006098B1 (ko) |
CA (1) | CA1220944A (ko) |
DE (1) | DE3472227D1 (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5004495A (en) * | 1990-02-05 | 1991-04-02 | Labate M D | Method for producing ultra clean steel |
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 |
DE4103798C1 (ko) * | 1991-02-08 | 1992-06-11 | Max-Planck-Institut Fuer Eisenforschung Gmbh, 4000 Duesseldorf, De | |
US5299627A (en) * | 1992-03-03 | 1994-04-05 | Kawasaki Steel Corporation | Continuous casting method |
GB9206946D0 (en) * | 1992-03-31 | 1992-05-13 | Foseco Int | Tundish cover layer |
FR2928153B1 (fr) * | 2008-03-03 | 2011-10-07 | Affival | Nouvel additif pour le traitement des aciers resulfures |
WO2011049698A2 (en) | 2009-10-19 | 2011-04-28 | Micropyretics Heaters International, Inc. | Clean green energy electric protectors for materials |
CN102009146B (zh) * | 2010-12-08 | 2013-09-11 | 西峡龙成冶金材料有限公司 | ¢700~800mm圆坯中碳钢连铸保护渣 |
KR101593558B1 (ko) * | 2015-05-29 | 2016-02-17 | 한국수력원자력 주식회사 | 비가연성 폐기물 용융물 배출용 저점도 조정방법 |
KR101592504B1 (ko) * | 2015-05-29 | 2016-02-12 | 한국수력원자력 주식회사 | 비가연성 폐기물 용융물 배출용 저점도 조정방법 |
KR101593535B1 (ko) * | 2015-05-29 | 2016-02-12 | 한국수력원자력 주식회사 | 비가연성 폐기물 용융물 배출용 저점도 조정방법 |
KR101593555B1 (ko) * | 2015-05-29 | 2016-02-17 | 한국수력원자력 주식회사 | 비가연성 폐기물 용융물 배출용 저점도 조정방법 |
KR101960934B1 (ko) | 2016-12-12 | 2019-07-17 | 주식회사 포스코 | 탈린 플럭스 및 그 제조방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2112118A1 (en) * | 1970-11-05 | 1972-06-16 | Est Aciers Fins | Slag - for lubricating continuous casting of steel |
BE791207A (fr) * | 1971-11-12 | 1973-03-01 | Concast Ag | Fondant en poudre utile pour la coulee continue de l'acier |
US3964916A (en) * | 1974-12-13 | 1976-06-22 | Corning Glass Works | Casting powder |
AT342800B (de) * | 1975-04-16 | 1978-04-25 | Tisza Bela & Co | Stranggiesspulver |
JPS55113829A (en) * | 1979-02-23 | 1980-09-02 | Kawasaki Steel Corp | Mold admixture for continuous casting of steel |
DE2917763A1 (de) * | 1979-05-02 | 1980-11-13 | Wacker Chemie Gmbh | Giesspulver zum stranggiessen von stahl |
JPS5764463A (en) * | 1980-10-07 | 1982-04-19 | Aikoo Kk | Mold additive for continuous casting of steel |
-
1983
- 1983-08-10 JP JP58145102A patent/JPS6037250A/ja active Granted
-
1984
- 1984-03-09 CA CA000449277A patent/CA1220944A/en not_active Expired
- 1984-03-12 EP EP84301639A patent/EP0135246B1/en not_active Expired
- 1984-03-12 DE DE8484301639T patent/DE3472227D1/de not_active Expired
- 1984-03-19 US US06/591,030 patent/US4508571A/en not_active Expired - Lifetime
- 1984-04-19 KR KR1019840002066A patent/KR910006098B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0135246A2 (en) | 1985-03-27 |
DE3472227D1 (en) | 1988-07-28 |
JPS6037250A (ja) | 1985-02-26 |
CA1220944A (en) | 1987-04-28 |
JPS6357141B2 (ko) | 1988-11-10 |
US4508571A (en) | 1985-04-02 |
KR910006098B1 (ko) | 1991-08-13 |
EP0135246B1 (en) | 1988-06-22 |
EP0135246A3 (en) | 1986-01-22 |
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E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20030807 Year of fee payment: 13 |
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EXPY | Expiration of term |