KR100594682B1 - 래들 단열 극저탄 보온재 - Google Patents
래들 단열 극저탄 보온재 Download PDFInfo
- Publication number
- KR100594682B1 KR100594682B1 KR1020040041595A KR20040041595A KR100594682B1 KR 100594682 B1 KR100594682 B1 KR 100594682B1 KR 1020040041595 A KR1020040041595 A KR 1020040041595A KR 20040041595 A KR20040041595 A KR 20040041595A KR 100594682 B1 KR100594682 B1 KR 100594682B1
- Authority
- KR
- South Korea
- Prior art keywords
- weight percent
- insulation
- carbon
- composition
- weight
- Prior art date
Links
Classifications
-
- 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
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
-
- 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
- B22D41/14—Closures
- B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
- B22D41/28—Plates therefor
- B22D41/30—Manufacturing or repairing thereof
- B22D41/32—Manufacturing or repairing thereof characterised by the materials used therefor
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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
- C04B35/14—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 silica
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
- C22C33/0271—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5% with only C, Mn, Si, P, S, As as alloying elements, e.g. carbon steel
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Metallurgy (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
수 분 | 부피비중(g/cc) | 입 도 |
0.85 | 0.68 | 2~12m/n 85%이상 |
Claims (2)
- 삭제
- 특수강을 제조할 때 사용되는 래들 단열 보온재에 있어서,SiO2 43.6중량%, Al2O3 14.4중량%, CaO 21.2중량%, MgO 5.2중량%, Fe2O3 3.32중량%, 및 C 1.2중량%. 그리고 이물질이나 수분등의 불필요한 성분 11.08중량%의 조성물로 이루어지며;수분이 0.85중량%이고, 부피비중이 0.68g/cc이며, 입도가 2~12m/n 85%이상의 물리적 특성을 가지는 것을 특징으로 하는 래들 단열 극저탄 보온재.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040041595A KR100594682B1 (ko) | 2004-06-08 | 2004-06-08 | 래들 단열 극저탄 보온재 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040041595A KR100594682B1 (ko) | 2004-06-08 | 2004-06-08 | 래들 단열 극저탄 보온재 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050116515A KR20050116515A (ko) | 2005-12-13 |
KR100594682B1 true KR100594682B1 (ko) | 2006-06-30 |
Family
ID=37290116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040041595A KR100594682B1 (ko) | 2004-06-08 | 2004-06-08 | 래들 단열 극저탄 보온재 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100594682B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101239536B1 (ko) * | 2010-12-08 | 2013-03-06 | 주식회사 포스코 | 래들 단열 보온재 및 이를 이용한 용강 보온 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662662A (en) | 1979-10-25 | 1981-05-28 | Nippon Steel Corp | Molten steel heat insulating method of less carburization |
-
2004
- 2004-06-08 KR KR1020040041595A patent/KR100594682B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662662A (en) | 1979-10-25 | 1981-05-28 | Nippon Steel Corp | Molten steel heat insulating method of less carburization |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101239536B1 (ko) * | 2010-12-08 | 2013-03-06 | 주식회사 포스코 | 래들 단열 보온재 및 이를 이용한 용강 보온 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20050116515A (ko) | 2005-12-13 |
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