KR100941407B1 - 염기성 보수재 조성물 - Google Patents
염기성 보수재 조성물 Download PDFInfo
- Publication number
- KR100941407B1 KR100941407B1 KR1020070140602A KR20070140602A KR100941407B1 KR 100941407 B1 KR100941407 B1 KR 100941407B1 KR 1020070140602 A KR1020070140602 A KR 1020070140602A KR 20070140602 A KR20070140602 A KR 20070140602A KR 100941407 B1 KR100941407 B1 KR 100941407B1
- Authority
- KR
- South Korea
- Prior art keywords
- basic
- aggregate
- carbonate
- dolomite
- weight
- 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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- 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
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/059—Mould materials or platings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/02—Linings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/52—Manufacturing or repairing thereof
- B22D41/54—Manufacturing or repairing thereof characterised by the materials used therefor
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
- C04B14/062—Microsilica, e.g. colloïdal silica
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/26—Carbonates
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/30—Oxides other than silica
- C04B14/304—Magnesia
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00551—Refractory coatings, e.g. for tamping
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Products (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
Description
구분 | 실시예 | 비교예 | ||||||||
1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | |||
마그네시아 클링커 | 74.4 | 54.4 | 34.4 | 14.4 | 29.4 | 95.6 | ||||
돌로마이트 클링커 | 15 | |||||||||
탄산염골재(석회석) | 50 | 94.4 | ||||||||
탄산염골재(백운석) | 20 | 40 | 60 | 80 | 93.3 | |||||
실리카 초미분 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | ||
해교제 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.2 | 0.2 | ||
실리카 플라워 | 3 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | ||
Fiber | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 0.2 | ||
소요수분량 | 21 ~ 22% | |||||||||
강도 (kgf/cm2) | 110℃ X 24hr | 20 | 18 | 15 | 11 | - | 5 | 14 | 26 | |
1500℃ X 3hr | 107 | 89 | 65 | 44 | - | 62 | - | 138 | ||
승온 후(1000℃) 상온 냉각시 시편상태 | 양호 | 양호 | 양호 | 양호 | 부품 | 양호 | 부품 | 양호 | ||
건조상태(Crack) | 전체 양호 | |||||||||
승온상태 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 | 부품 | 양호 | ||
내침식지수 | 90 | 70 | 60 | 55 | - | 30 | - | 100 |
Claims (7)
- 백운석 20 ~ 80 중량%, 첨가제 4 ~ 12 중량% 및 나머지는 염기성 내화골재로 이루어지고,상기 첨가제는 실리카 초미분, 인산계 바인더 및 분규계 바인더 중 1종 또는 2종 이상 선택적으로 사용되는 것을 특징으로 하는 염기성 보수재 조성물.
- 삭제
- 삭제
- 삭제
- 제 1항에 있어서,상기 염기성 내화골재는 마그네시아 클링커, 돌로마이트 클링커 및 마그네시아 크롬 클링커로 이루어지는 그룹 중에서 선택된 1종 또는 2종 이상을 포함하는 것을 특징으로 하는 염기성 보수재 조성물.
- 제 5항에 있어서,상기 염기성 내화골재는 마그네시아 클링커인 것을 특징으로 하는 염기성 보수재 조성물.
- 제 1항에 있어서,상기 백운석 및 염기성 내화골재는 입경이 5mm 이하이고, 첨가제는 수용성 분말 형태인 것을 특징으로 하는 염기성 보수재 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070140602A KR100941407B1 (ko) | 2007-12-28 | 2007-12-28 | 염기성 보수재 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070140602A KR100941407B1 (ko) | 2007-12-28 | 2007-12-28 | 염기성 보수재 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090072475A KR20090072475A (ko) | 2009-07-02 |
KR100941407B1 true KR100941407B1 (ko) | 2010-02-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070140602A KR100941407B1 (ko) | 2007-12-28 | 2007-12-28 | 염기성 보수재 조성물 |
Country Status (1)
Country | Link |
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KR (1) | KR100941407B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101127922B1 (ko) | 2009-06-16 | 2012-03-21 | (주)포스코켐텍 | 전로 출강구용 보수재 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101701986B1 (ko) * | 2009-12-10 | 2017-02-02 | 주식회사 포스코 | 연와 부착용 모르타르 |
KR102331716B1 (ko) * | 2019-10-22 | 2021-11-29 | (주)포스코케미칼 | 제강용 무수 염기성 보수재 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970008697B1 (en) * | 1994-12-19 | 1997-05-28 | Posco | Composition of castable refractories |
KR20050068504A (ko) * | 2003-12-30 | 2005-07-05 | 주식회사 포스렉 | 전로 출강구 보수용 스프레이 재 |
KR100798808B1 (ko) * | 2006-12-15 | 2008-01-29 | 주식회사 포스렉 | 정련 효과가 있는 염기성 보수재 |
-
2007
- 2007-12-28 KR KR1020070140602A patent/KR100941407B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970008697B1 (en) * | 1994-12-19 | 1997-05-28 | Posco | Composition of castable refractories |
KR20050068504A (ko) * | 2003-12-30 | 2005-07-05 | 주식회사 포스렉 | 전로 출강구 보수용 스프레이 재 |
KR100798808B1 (ko) * | 2006-12-15 | 2008-01-29 | 주식회사 포스렉 | 정련 효과가 있는 염기성 보수재 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101127922B1 (ko) | 2009-06-16 | 2012-03-21 | (주)포스코켐텍 | 전로 출강구용 보수재 |
Also Published As
Publication number | Publication date |
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KR20090072475A (ko) | 2009-07-02 |
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