RU2010103507A - Основная пластина для шибера - Google Patents
Основная пластина для шибера Download PDFInfo
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- RU2010103507A RU2010103507A RU2010103507/02A RU2010103507A RU2010103507A RU 2010103507 A RU2010103507 A RU 2010103507A RU 2010103507/02 A RU2010103507/02 A RU 2010103507/02A RU 2010103507 A RU2010103507 A RU 2010103507A RU 2010103507 A RU2010103507 A RU 2010103507A
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- B22—CASTING; POWDER METALLURGY
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- 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
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Abstract
1. Огнестойкая пластина (1) для шибера, в частности для шиберных или поворотных затворов на металлургических плавильных сосудах, состоящая из основной части (2) и огнестойкой керамической вставки (3) с пропускным отверстием (4), отличающаяся тем, что основная часть (2) содержит следующие компоненты: ! 40-65 мас.% оксида магния с размером частиц 0,5-5 мм, ! 30-45 мас.% оксида магния с гранулометрическим составом, в котором 50-80 мас.% частиц имеют размер менее 0,063 мм, ! 1-5 мас.% глиноземистого цемента, ! 2-7 мас.% фосфатного связующего агента, и ! 3-5 мас.% органического связующего агента. ! 2. Пластина для шибера по п.1, отличающаяся тем, что оксид магния имеет форму спеченного MgO и/или MgO-шпинели. ! 3. Пластина для шибера по п.1 или 2, отличающаяся тем, что глиноземистый цемент содержит, по меньшей мере, 70 мас.% оксида алюминия. ! 4. Пластина для шибера по п.1 или 2, отличающаяся тем, пластина (1) для шибера изготовлена с помощью прессования в форме компонентов основной части (2) совместно с жаростойкой керамической вставкой (3) и последующей дополнительной термической обработкой. ! 5. Пластина для шибера по п.3, отличающаяся тем, что пластина (1) для шибера изготовлена с помощью прессования в форме компонентов основной части (2) совместно с жаростойкой керамической вставкой (3) и последующей дополнительной термической обработкой. ! 6. Пластина для шибера по п.4, отличающаяся тем, что термическую дополнительную обработку осуществляют при температуре от 150 до 300°С в течение 6 ч или более. ! 7. Пластина для шибера по п.5, отличающаяся тем, что термическую дополнительную обработку осуществляют при температуре от 150 до 300°С в течение 6 ч или более. ! 8. Пластина для шибера �
Claims (12)
1. Огнестойкая пластина (1) для шибера, в частности для шиберных или поворотных затворов на металлургических плавильных сосудах, состоящая из основной части (2) и огнестойкой керамической вставки (3) с пропускным отверстием (4), отличающаяся тем, что основная часть (2) содержит следующие компоненты:
40-65 мас.% оксида магния с размером частиц 0,5-5 мм,
30-45 мас.% оксида магния с гранулометрическим составом, в котором 50-80 мас.% частиц имеют размер менее 0,063 мм,
1-5 мас.% глиноземистого цемента,
2-7 мас.% фосфатного связующего агента, и
3-5 мас.% органического связующего агента.
2. Пластина для шибера по п.1, отличающаяся тем, что оксид магния имеет форму спеченного MgO и/или MgO-шпинели.
3. Пластина для шибера по п.1 или 2, отличающаяся тем, что глиноземистый цемент содержит, по меньшей мере, 70 мас.% оксида алюминия.
4. Пластина для шибера по п.1 или 2, отличающаяся тем, пластина (1) для шибера изготовлена с помощью прессования в форме компонентов основной части (2) совместно с жаростойкой керамической вставкой (3) и последующей дополнительной термической обработкой.
5. Пластина для шибера по п.3, отличающаяся тем, что пластина (1) для шибера изготовлена с помощью прессования в форме компонентов основной части (2) совместно с жаростойкой керамической вставкой (3) и последующей дополнительной термической обработкой.
6. Пластина для шибера по п.4, отличающаяся тем, что термическую дополнительную обработку осуществляют при температуре от 150 до 300°С в течение 6 ч или более.
7. Пластина для шибера по п.5, отличающаяся тем, что термическую дополнительную обработку осуществляют при температуре от 150 до 300°С в течение 6 ч или более.
8. Пластина для шибера по одному из п.1, 2, 5, 6 или 7, отличающаяся тем, что огнестойкая керамическая вставка (3) запрессована в основную часть (2) без шва.
9. Пластина для шибера по п.3, отличающаяся тем, что огнестойкая керамическая вставка (3) запрессована в основную часть (2) без шва.
10. Пластина для шибера по п.4, отличающаяся тем, что огнестойкая керамическая вставка (3) запрессована в основную часть (2) без шва.
11. Основная часть для огнестойкой пластины для шибера, отличающаяся тем, что основная часть (2) имеет состав согласно одному из пп.1-3.
12. Способ изготовления огнестойкой пластины (1) для шибера по одному из пп.1-10, в котором смесь компонентов основной части (2) прессуют в форме совместно с жаростойкой керамической вставкой (3) и затем подвергают дополнительной термической обработке, которую осуществляют, предпочтительно при температуре от 150 до 300°С в течение 6 ч или более.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09009413.7 | 2009-07-21 | ||
EP09009413A EP2277842B1 (de) | 2009-07-21 | 2009-07-21 | Schieberplatte |
Publications (2)
Publication Number | Publication Date |
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RU2010103507A true RU2010103507A (ru) | 2011-08-10 |
RU2429941C1 RU2429941C1 (ru) | 2011-09-27 |
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RU2010103507/02A RU2429941C1 (ru) | 2009-07-21 | 2010-02-02 | Основная пластина для шибера |
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EP (1) | EP2277842B1 (ru) |
AT (1) | ATE536336T1 (ru) |
RU (1) | RU2429941C1 (ru) |
UA (1) | UA97692C2 (ru) |
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DE102012023318A1 (de) * | 2012-11-29 | 2014-06-05 | Refratechnik Holding Gmbh | Verwendung von ungebrannten feuerfesten Erzeugnissen als Zustellung von großvolumigen Industrieöfen sowie Industrieofen ausgekleidet mit den ungebrannten feuerfesten Erzeugnissen |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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DE2107127B2 (de) * | 1971-02-15 | 1973-03-15 | Didier-Werke Ag, 6200 Wiesbaden | Schieberverschluss an der ausgussoeffnung fluessige schmelze enthaltende behaelter |
IT948587B (it) * | 1971-02-15 | 1973-06-11 | Didier Werke Ag | Dispositivo di chiusura a sara cinesca applicato all apertura di colata di un recipiente contenente una massa fusa liquida |
AT342223B (de) * | 1975-07-16 | 1978-03-28 | Oesterr Amerikan Magnesit | Schieberverschluss aus feuerfestem, basischem material |
DE2719105B2 (de) | 1977-04-29 | 1979-10-31 | Didier-Werke Ag, 6200 Wiesbaden | Feuerfeste Platte für Schieberverschlüsse an metallurgischen Gefäßen |
DE3307193C2 (de) | 1983-03-01 | 1986-04-17 | VGT AG, 3432 Großalmerode | Feuerfeste Schieberplatte |
DE3614730A1 (de) * | 1986-04-30 | 1987-11-05 | Didier Werke Ag | Feuerfester formkoerper, insbesondere platte fuer schieberverschluesse |
US5250479A (en) * | 1992-04-16 | 1993-10-05 | Vesuvius Crucible Company | Magnesia-carbon refractory compositions for slide gate plates and method of manufacture |
JP3661977B2 (ja) * | 1999-01-18 | 2005-06-22 | 東芝セラミックス株式会社 | マグネシア−カーボン質スライドゲートプレート |
DE10006939C1 (de) | 2000-02-16 | 2001-03-08 | Didier Werke Ag | Ringförmiger Einsatz für eine Schieberplatte sowie zugehörige Schieberplatte |
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2009
- 2009-07-21 EP EP09009413A patent/EP2277842B1/de not_active Not-in-force
- 2009-07-21 AT AT09009413T patent/ATE536336T1/de active
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2010
- 2010-02-02 RU RU2010103507/02A patent/RU2429941C1/ru not_active IP Right Cessation
- 2010-04-26 UA UAA201005027A patent/UA97692C2/ru unknown
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Publication number | Publication date |
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RU2429941C1 (ru) | 2011-09-27 |
ATE536336T1 (de) | 2011-12-15 |
EP2277842A1 (de) | 2011-01-26 |
UA97692C2 (ru) | 2012-03-12 |
EP2277842B1 (de) | 2011-12-07 |
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