KR100936163B1 - 철강 산업용 내화 조성물 - Google Patents
철강 산업용 내화 조성물 Download PDFInfo
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- KR100936163B1 KR100936163B1 KR1020080020558A KR20080020558A KR100936163B1 KR 100936163 B1 KR100936163 B1 KR 100936163B1 KR 1020080020558 A KR1020080020558 A KR 1020080020558A KR 20080020558 A KR20080020558 A KR 20080020558A KR 100936163 B1 KR100936163 B1 KR 100936163B1
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- steel industry
- alumina
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- 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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- C—CHEMISTRY; METALLURGY
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- 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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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/402—Surface-active agents, dispersants anionic
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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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/408—Dispersants
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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
- 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
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
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- 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
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
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- 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
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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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
- 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
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or 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)
- Ceramic Products (AREA)
Abstract
Description
비교예 | 실시예 | ||||||
1 | 2 | 1 | 2 | 3 | |||
뮬라이트10mm이하 | 77 | 64 | 77 | 77 | 77 | ||
하소알루미나 1.0㎛ | - | 9 | 8.3 | 7.9 | 7.3 | ||
소결알루미나 0.5㎛ | 5 | - | - | - | - | ||
내화점토 | 2 | 2 | 0.7 | 0.7 | 0.7 | ||
탄화규소3mm 이하 | 16.5 | - | - | - | |||
남정석 0.075㎛이하 | - | - | 13 | 13 | 13 | ||
규불화소다 0.075mm이하 | - | - | 1.0 | 1.4 | 2.0 | ||
알루미나시멘트 | 13 | - | |||||
마이크로실리카 | 3 | - | |||||
폭력방지제 | +0.03 | - | |||||
혼련결합제 | 수분(%) | +11 | - | ||||
실리카졸43% | - | 8 | +15 | +15 | +15 | ||
경화제(%) | +0.2 | 0.5 | +0.5 | +0.5 | +0.5 | ||
압송능력(최대길이,m) | 50이상 | 20이내 | 50이상 | 50이상 | 50이상 | ||
1400℃잔존 선변화율(%) | -1.0 | -0.8 | +0.5 | +0.45 | +0.5 | ||
압축강도(kg/cm2) | 1000℃*3hrs | 150 | 550 | 810 | 856 | 908 | |
1200℃*3hrs | 350 | 781 | 1073 | 1120 | 1170 | ||
1400℃3hrs | 620 | 842 | 1271 | 1270 | 1301 | ||
열간강도(kg/cm2) 1200℃*1hrs | 18 | 35 | 50 | 50 | 50 | ||
용적 침식지수(회전 용탕침식기) | 100 | 90 | 90 | 90 | 90 | ||
마모성지수 | 100 | 80 | 80 | 78 | 75 |
실시예 | ||||
4 | 5 | 6 | ||
뮬라이트 | 77 | 73 | 69.1 | |
하소알루미나 1.0㎛ | 8.5 | 7.9 | 15 | |
소결알루미나 0.5mm이하 | - | - | - | |
내화점토 | 0.7 | 0.7 | 1.5 | |
탄화규소3mm이하 | - | - | - | |
남정석 0.075㎛이하 | 13 | 17 | 13 | |
규불화소다 0.075mm이하 | - | 1.4 | 1.4 | |
알루미나 시멘트 | - | - | - | |
마이크로실리카 | - | - | - | |
폭렬방지제 | - | - | - | |
혼련결합제 | 수분(%) | - | - | - |
실리카졸43% | 15 | 15 | 15 | |
경화제(%) | 0.5 | 0.5 | 0.5 | |
압송능력(최대길이,m) | 50이상 | 50이상 | 50이상 | |
1400℃ 잔존 선변화율(%) | +0.35 | +1.0 | +0.68 | |
압축강도(kg/cm) | 1000℃*3hrs | 610 | 815 | 865 |
1200℃*3hrs | 785 | 1125 | 1142 | |
1400℃*3hrs | 1011 | 1008 | 1215 | |
열간강도(kg/cm2)1200*1hrs | 53 | 50 | 58 | |
용적 침식지수(회전 용탕침식기) | 85 | 95 | 80 | |
마모지수 | 85 | 85 | 80 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080020558A KR100936163B1 (ko) | 2008-03-05 | 2008-03-05 | 철강 산업용 내화 조성물 |
Applications Claiming Priority (1)
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KR1020080020558A KR100936163B1 (ko) | 2008-03-05 | 2008-03-05 | 철강 산업용 내화 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090095294A KR20090095294A (ko) | 2009-09-09 |
KR100936163B1 true KR100936163B1 (ko) | 2010-01-12 |
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KR1020080020558A KR100936163B1 (ko) | 2008-03-05 | 2008-03-05 | 철강 산업용 내화 조성물 |
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KR (1) | KR100936163B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105801144A (zh) * | 2016-04-12 | 2016-07-27 | 安徽马钢耐火材料有限公司 | 一种优质高铝流钢砖及其制备方法与应用 |
KR102005481B1 (ko) * | 2016-08-26 | 2019-07-30 | 한국중부발전(주) | 발전소 가스터빈의 연소실 내부 라이닝의 조성물 및 그 제조방법 |
CN108863410A (zh) * | 2018-06-19 | 2018-11-23 | 佘春霞 | 一种高性能硅粉凝胶结合无水泥浇注料 |
CN112010662A (zh) * | 2020-09-07 | 2020-12-01 | 郑州四季火耐火材料有限公司 | 一种高温耐火胶泥及其制备方法 |
CN115925430B (zh) * | 2022-11-28 | 2023-12-29 | 上海宝九和耐火材料有限公司 | 一种耐磨可塑捣打料及其用途 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3998648A (en) | 1975-09-08 | 1976-12-21 | Dresser Industries, Inc. | Monolithic refractories |
US4292084A (en) | 1978-07-07 | 1981-09-29 | Dresser Industries, Inc. | Vibratable plastic refractory |
KR100708414B1 (ko) | 2005-10-20 | 2007-04-18 | 조선내화 주식회사 | 철강산업용 내화조성물 |
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2008
- 2008-03-05 KR KR1020080020558A patent/KR100936163B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3998648A (en) | 1975-09-08 | 1976-12-21 | Dresser Industries, Inc. | Monolithic refractories |
US4292084A (en) | 1978-07-07 | 1981-09-29 | Dresser Industries, Inc. | Vibratable plastic refractory |
KR100708414B1 (ko) | 2005-10-20 | 2007-04-18 | 조선내화 주식회사 | 철강산업용 내화조성물 |
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Publication number | Publication date |
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KR20090095294A (ko) | 2009-09-09 |
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