KR100384619B1 - 용융금속 흐름제어용 슬라이딩 플레이트 내화재 - Google Patents
용융금속 흐름제어용 슬라이딩 플레이트 내화재 Download PDFInfo
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- KR100384619B1 KR100384619B1 KR10-2000-0052702A KR20000052702A KR100384619B1 KR 100384619 B1 KR100384619 B1 KR 100384619B1 KR 20000052702 A KR20000052702 A KR 20000052702A KR 100384619 B1 KR100384619 B1 KR 100384619B1
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- Prior art keywords
- weight
- sliding plate
- parts
- steel
- molten metal
- Prior art date
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Classifications
-
- 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
- C04B35/10—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 aluminium oxide
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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
-
- 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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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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
- 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
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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
- C04B35/622—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
- C04B35/6303—Inorganic additives
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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)
- Compositions Of Oxide Ceramics (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
Description
입 도 | 종 래 | 본 발 명 실 시 예 | ||||
1 | 2 | 3 | ||||
원료 | 소결또는 전융Al2O3 | 4∼1mm | 5∼15 | - | (3-1mm)15∼30 | - |
0.2mm이하 | 10∼30 | - | 10∼20 | - | ||
0.044mm이하 | 10∼20 | 10 이하 | 10∼20 | 10 이하 | ||
소결또는 전융Al2O3또는 ZrO2-Al2O3,Mullite | 0.2mm이하 | 20∼50 | - | - | - | |
소결또는 전융스피넬 | 3∼1mm | 15∼25 | 15∼25 | - | ||
1mm 이하 | 25∼45 | 15∼25 | - | |||
소결또는 전융마그네시아 | 3∼1mm | 5∼20 | - | 25∼45 | ||
1mm 이하 | 5∼20 | - | 35∼55 | |||
가소Al2O3 | 50㎛이하 | 5∼10 | 10 이하 | 10 이하 | 10 이하 | |
금속Si | 0.02mm 이하 | 3∼5 | 7 이하 | 7 이하 | 7 이하 | |
탄소 | 0.2mm 이하 | 4∼6 | 1∼8 | 1∼8 | 1∼8 | |
산하방지제(탄화물이외) | 0.1∼0.5 | 0.5∼4.0 | 0.5∼4.0 | 0.5∼4.0 |
종 래 | 본 발 명 실 시 예 | ||||
1 | 2 | 3 | |||
물성 | 기공율(%) | 7∼13 | 6∼9 | 7∼10 | 1∼10 |
압축강도(kg/cm2) | 1200∼1700 | 1100∼1700 | 950∼1100 | 1000∼1250 | |
부피비중 | 3.0∼3.2 | 2.9∼3.0 | 2.9∼3.0 | 2.9∼3.0 | |
열팽창율(%)at 1000℃ | +0.6∼0.7 | +0.7∼0.9 | +0.6∼0.8 | +0.8∼1.0 | |
화학성분 | Al2O3 | 73∼92 | 36∼70 | 43∼64 | 7이하 |
ZrO2 | 12이하(SiO27이하) | MgO16∼50 | MgO22∼43 | MgO79∼94 | |
C(탄화물+산질화물+붕화물) | 6∼8 | 6∼14 | 6∼14 | 6∼14 | |
내침식성(%),(1650℃×5hr) | 100% | 80 | 70 | 70 | |
내열충격성 | 3분40초 | 2분20초 | 2분56초 | 2분02초 | |
구 분 | 일반강,STS강 | STS강,일반강,Mn및 Ca강,고산소강 | STS강,일반강,Mn및 Ca강,고산소강 | STS강,일반강,Mn,Ca강,고산소강 |
Claims (3)
- 알루미나(Al2O3) 5∼100중량부 또는 마그네시아 5∼100중량부 중에서 선택한 1종 이상, 탄소(C)1∼14중량부, Al, Mg, Si, Al-Mg, Al-Si중에서 1종 이상 1∼10중량부, 탄화물, 붕화물, 산탄화물 (Oxycarbite), 질화물, 산질화 등의 비산화물계 또는 유리(Glass)질상 형성이 가능한 SiO2, B2O3, P2O3, V2O5계 산화물중에서 선택한 1종 이상의 산화방지제 0.3∼5.0중량부, 스피넬(Spinel)이 30∼70중량부로 조성됨을 특징으로 하는 용융금속 흐름 제어용 슬라이딩 플레이트 내화재.
- 삭제
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2000-0052702A KR100384619B1 (ko) | 2000-09-06 | 2000-09-06 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Applications Claiming Priority (1)
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KR10-2000-0052702A KR100384619B1 (ko) | 2000-09-06 | 2000-09-06 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020019701A KR20020019701A (ko) | 2002-03-13 |
KR100384619B1 true KR100384619B1 (ko) | 2003-05-22 |
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KR10-2000-0052702A KR100384619B1 (ko) | 2000-09-06 | 2000-09-06 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115231907B (zh) * | 2022-09-22 | 2023-03-24 | 北京利尔高温材料股份有限公司 | 一种钒钛合金-刚玉复合滑板及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4775504A (en) * | 1985-08-22 | 1988-10-04 | Kurosaki Refractories Co., Ltd. | Process for producing refractory plate for sliding nozzle |
JPH03141152A (ja) * | 1989-10-24 | 1991-06-17 | Kawasaki Refract Co Ltd | 含炭素不焼成耐火れんが |
JPH10212159A (ja) * | 1997-01-27 | 1998-08-11 | Yotai Refractories Co Ltd | 炉床電極用アルミナ−マグネシア−カーボン系耐火物 |
JPH11114665A (ja) * | 1997-10-09 | 1999-04-27 | Kawasaki Refract Co Ltd | スライディングノズルプレート |
KR19990059266A (ko) * | 1997-12-30 | 1999-07-26 | 신승근 | 고내용성 마그네시아-카본질 내화물 |
KR20000066004A (ko) * | 1999-04-12 | 2000-11-15 | 한종웅 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
-
2000
- 2000-09-06 KR KR10-2000-0052702A patent/KR100384619B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4775504A (en) * | 1985-08-22 | 1988-10-04 | Kurosaki Refractories Co., Ltd. | Process for producing refractory plate for sliding nozzle |
KR900004451B1 (ko) * | 1985-08-22 | 1990-06-28 | 구로사끼 요오교오 가부시끼가이샤 | 슬라이딩 노즐용 플레이트 내화물의 제조방법 |
JPH03141152A (ja) * | 1989-10-24 | 1991-06-17 | Kawasaki Refract Co Ltd | 含炭素不焼成耐火れんが |
JPH10212159A (ja) * | 1997-01-27 | 1998-08-11 | Yotai Refractories Co Ltd | 炉床電極用アルミナ−マグネシア−カーボン系耐火物 |
JPH11114665A (ja) * | 1997-10-09 | 1999-04-27 | Kawasaki Refract Co Ltd | スライディングノズルプレート |
KR19990059266A (ko) * | 1997-12-30 | 1999-07-26 | 신승근 | 고내용성 마그네시아-카본질 내화물 |
KR20000066004A (ko) * | 1999-04-12 | 2000-11-15 | 한종웅 | 용융금속 흐름제어용 슬라이딩 플레이트 내화재 |
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KR20020019701A (ko) | 2002-03-13 |
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