KR20010090888A - 용융금속 흐름제어용 슬라이딩 플레이트 내화재 - Google Patents
용융금속 흐름제어용 슬라이딩 플레이트 내화재 Download PDFInfo
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- KR20010090888A KR20010090888A KR1020010044104A KR20010044104A KR20010090888A KR 20010090888 A KR20010090888 A KR 20010090888A KR 1020010044104 A KR1020010044104 A KR 1020010044104A KR 20010044104 A KR20010044104 A KR 20010044104A KR 20010090888 A KR20010090888 A KR 20010090888A
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- South Korea
- Prior art keywords
- sliding plate
- weight
- parts
- fiber
- molten metal
- Prior art date
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-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
- C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
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- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
Description
입경(mm) | 종래 | 실 시 예 | |||
1 | 2 | 3 | |||
소결또는전융 Al2O3 | 4-1 | ||||
1-0.2 | |||||
0.2 이하 | |||||
0.04 이하 | |||||
가소Al2O3 | 50㎛ 이하 | 가소마그네시아(50㎛) 5 | 좌 동15 | 좌동20 | |
소결또는전융 MgO | 0.2-4.0 | PericlaseMgO 96%이상 | 60-90 | ||
금속 Si | 금속Al화이버2.5 | 분말Al17 | 금속화이버28 | ||
C | 4.0 | 7.5 | 1.0 | ||
산화방지제 | 2.7 | 0.6 | 3.8 | ||
성 질 | 기공율(%) | 16 | 4.6 | 6.5 | 10 |
부피비중 | 2.87 | 3.0 | 2.8 | 2.7 | |
압축강도(kg/cm2 ) | 1560 | 1425 | 1346 | 860 | |
열팽창율(%)at1000℃ | 1.2 | 1.0 | 0.9 | 1.1 |
종래 | 실 시 예 | |||
1 | 2 | 3 | ||
화학성분(%) | 구성광물상 | Periclase | Periclase , Monticellite,금속Al | |
MgO 96≤ | MgO 93-59 | |||
Al 2-30 | ||||
C 3-10 | ||||
고주파유도로내침식성(%)1650℃×3hr | 49% | 23 | 23 | 24 |
내열충격성(1600℃버너방법) | × | △ | △ | △ |
구 분 | 일반강STS강 | 고산소강이나 Ca처리강용 내삽구조의 내삽부 또는 소형플레이트경우 전체 | ||
실적용예상수명(Heats) | 1-2 | 3-10 | 3-10 | 3-10 |
Claims (2)
- 소결 또는 전융 MgO 60∼90중량부, 가소마그네시아 5∼20중량부, 금속알루미늄(Al)화이버 또는 분말 알루미늄(Al)화이버 2∼30중량부, 탄소(C) 1∼8 중량부, 산화방지제 0.5∼4.0중량부로 조성됨을 특징으로 하는 용융금속흐름제어용 슬라이딩 플레이트의 내화재.
- 제 1항에 있어서,상기 조성물이 슬라이딩 플레이트 중심부에 내삽된 구조에 형성되어 이루어짐을 특징으로 하는 용융금속 흐름제어용 슬라이딩 플레이트의 내화재.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010044104A KR100318494B1 (ko) | 1999-04-12 | 2001-07-23 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990012816A KR100318497B1 (ko) | 1999-04-12 | 1999-04-12 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
KR1020010044104A KR100318494B1 (ko) | 1999-04-12 | 2001-07-23 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990012816A Division KR100318497B1 (ko) | 1999-04-12 | 1999-04-12 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010090888A true KR20010090888A (ko) | 2001-10-19 |
KR100318494B1 KR100318494B1 (ko) | 2001-12-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020010044104A KR100318494B1 (ko) | 1999-04-12 | 2001-07-23 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100318494B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101136855B1 (ko) * | 2009-11-03 | 2012-04-20 | 조선내화 주식회사 | 전기로 출선구 폐쇄용 조성물 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101350471B1 (ko) | 2012-12-20 | 2014-01-15 | 주식회사 포스코 | 특수강 주조용 슬라이딩 노즐 플레이트의 내화 조성물 |
KR101532671B1 (ko) * | 2013-12-23 | 2015-06-30 | 주식회사 포스코 | 내화 조성물 및 이로 제작된 강 주조용 슬라이드 게이트 플레이트 |
-
2001
- 2001-07-23 KR KR1020010044104A patent/KR100318494B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101136855B1 (ko) * | 2009-11-03 | 2012-04-20 | 조선내화 주식회사 | 전기로 출선구 폐쇄용 조성물 |
Also Published As
Publication number | Publication date |
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KR100318494B1 (ko) | 2001-12-22 |
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