JPH0476340B2 - - Google Patents
Info
- Publication number
- JPH0476340B2 JPH0476340B2 JP63237553A JP23755388A JPH0476340B2 JP H0476340 B2 JPH0476340 B2 JP H0476340B2 JP 63237553 A JP63237553 A JP 63237553A JP 23755388 A JP23755388 A JP 23755388A JP H0476340 B2 JPH0476340 B2 JP H0476340B2
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- ceramic material
- aluminum oxide
- molten
- yttrium oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229910010293 ceramic material Inorganic materials 0.000 claims description 14
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 9
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 6
- 239000011214 refractory ceramic Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000005058 metal casting Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 description 12
- 229910045601 alloy Inorganic materials 0.000 description 11
- 239000000956 alloy Substances 0.000 description 11
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 229910052582 BN Inorganic materials 0.000 description 8
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- TZHYBRCGYCPGBQ-UHFFFAOYSA-N [B].[N] Chemical compound [B].[N] TZHYBRCGYCPGBQ-UHFFFAOYSA-N 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 239000004584 polyacrylic acid Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OBOSXEWFRARQPU-UHFFFAOYSA-N 2-n,2-n-dimethylpyridine-2,5-diamine Chemical compound CN(C)C1=CC=C(N)C=N1 OBOSXEWFRARQPU-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910000521 B alloy Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 1
- JGDITNMASUZKPW-UHFFFAOYSA-K aluminium trichloride hexahydrate Chemical compound O.O.O.O.O.O.Cl[Al](Cl)Cl JGDITNMASUZKPW-UHFFFAOYSA-K 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- IINACGXCEZNYTF-UHFFFAOYSA-K trichloroyttrium;hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Cl-].[Y+3] IINACGXCEZNYTF-UHFFFAOYSA-K 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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
- B22D41/50—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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
- C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium oxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Products (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US100,428 | 1987-09-24 | ||
| US07/100,428 US4966875A (en) | 1987-09-24 | 1987-09-24 | Wear-resistant ceramic for casting rare earth alloys |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01108165A JPH01108165A (ja) | 1989-04-25 |
| JPH0476340B2 true JPH0476340B2 (OSRAM) | 1992-12-03 |
Family
ID=22279734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63237553A Granted JPH01108165A (ja) | 1987-09-24 | 1988-09-24 | 希土類合金鋳造用耐摩耗性セラミック材料 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4966875A (OSRAM) |
| EP (1) | EP0309091B1 (OSRAM) |
| JP (1) | JPH01108165A (OSRAM) |
| DE (1) | DE3879342T2 (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2233322A (en) * | 1989-06-23 | 1991-01-09 | Secr Defence | Strengthening refractory oxide ceramics |
| US5217933A (en) * | 1991-06-03 | 1993-06-08 | Minnesota Mining And Manufacturing Company | Yttria-alumina fibers |
| US5409871A (en) * | 1993-11-02 | 1995-04-25 | Pcc Airfoils, Inc. | Ceramic material for use in casting reactive metals |
| TWI253956B (en) | 2001-11-16 | 2006-05-01 | Shinetsu Chemical Co | Crucible for melting rare earth element alloy and rare earth element alloy |
| CN1854606A (zh) * | 2001-12-04 | 2006-11-01 | 株式会社爱特科 | 石英玻璃制流体供给用单孔喷嘴、热加工用燃烧器以及手持燃烧器 |
| CA3239000A1 (en) | 2021-11-26 | 2023-06-01 | Topsoe A/S | Refractory product and its use |
| CN115121785B (zh) * | 2022-07-06 | 2023-02-14 | 青岛正望新材料股份有限公司 | 一种炼钢用功能性耐火材料 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU500206A1 (ru) * | 1973-10-18 | 1976-01-25 | Ордена Трудового Красного Знамени Институт Проблем Материаловедения Ан Усср | Высокоогнеупорный электроизол ционный материал |
| US4098612A (en) * | 1977-07-11 | 1978-07-04 | Gte Laboratories Incorporated | Transparent yttria ceramics and method for producing same |
| US4496395A (en) * | 1981-06-16 | 1985-01-29 | General Motors Corporation | High coercivity rare earth-iron magnets |
-
1987
- 1987-09-24 US US07/100,428 patent/US4966875A/en not_active Expired - Fee Related
-
1988
- 1988-08-19 EP EP88307683A patent/EP0309091B1/en not_active Expired - Lifetime
- 1988-08-19 DE DE8888307683T patent/DE3879342T2/de not_active Expired - Fee Related
- 1988-09-24 JP JP63237553A patent/JPH01108165A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0309091A2 (en) | 1989-03-29 |
| EP0309091A3 (en) | 1990-02-21 |
| DE3879342T2 (de) | 1993-06-24 |
| DE3879342D1 (de) | 1993-04-22 |
| JPH01108165A (ja) | 1989-04-25 |
| US4966875A (en) | 1990-10-30 |
| EP0309091B1 (en) | 1993-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5286685A (en) | Refractory materials consisting of grains bonded by a binding phase based on aluminum nitride containing boron nitride and/or graphite particles and process for their production | |
| US5212123A (en) | Refractory materials formed from refractory grains bonded by a sialon matrix containing dispersed graphite and/or boron nitride particles and a process for the preparation of these materials | |
| US4885264A (en) | Pressure-sintered polycpystalline mixed materials with a base of hexagonal boron nitride, oxides and carbides | |
| JPH0231031B2 (OSRAM) | ||
| US4184885A (en) | Alumina core having a high degree of porosity and crushability characteristics | |
| Micheli et al. | High‐density yttria for practical ceramic applications | |
| GB1602026A (en) | Fired ceramic articles | |
| JP2001521874A (ja) | プレートレット強化された焼結成形体 | |
| US4221748A (en) | Method for making porous, crushable core having a porous integral outer barrier layer having a density gradient therein | |
| CN108137412B (zh) | 氧化锆-尖晶石熔融颗粒和由所述颗粒获得的耐火产品 | |
| GB1602030A (en) | Ceramic cores for investment casting | |
| JP3009705B2 (ja) | 熱衝撃抵抗性が改善された酸化クロム耐火物 | |
| US4461843A (en) | Processes for preparing novel baddeleyite refractory articles | |
| US4966875A (en) | Wear-resistant ceramic for casting rare earth alloys | |
| US4191720A (en) | Method for making porous, crushable core having an integral outer barrier layer | |
| CN108164275B (zh) | 一种耐侵蚀氧化锆水口砖及其制备方法 | |
| US4579829A (en) | Zircon/zirconia refractories | |
| JP4366015B2 (ja) | 希土類合金鋳造用耐火物及びその製造方法並びに希土類合金の鋳造方法 | |
| US4191721A (en) | Making ceramic articles having a high degree of porosity and crushability characteristics | |
| KR100704842B1 (ko) | 희토류 합금 용해용 도가니 및 희토류 합금 | |
| US3929498A (en) | Sintered zirconia bodies | |
| JP2016538212A5 (OSRAM) | ||
| US4888313A (en) | Refractory ceramics for contact with molten metal | |
| CN103193493A (zh) | 一种氧化锆中间包纯锆水口及其制造工艺 | |
| JPH075379B2 (ja) | 溶鋼用耐火物の製造方法 |