KR100668574B1 - 가스 터빈 장치의 주조에 사용하기 위한 성능이 개선된코어 조성물 및 제품 - Google Patents
가스 터빈 장치의 주조에 사용하기 위한 성능이 개선된코어 조성물 및 제품 Download PDFInfo
- Publication number
- KR100668574B1 KR100668574B1 KR1019990065674A KR19990065674A KR100668574B1 KR 100668574 B1 KR100668574 B1 KR 100668574B1 KR 1019990065674 A KR1019990065674 A KR 1019990065674A KR 19990065674 A KR19990065674 A KR 19990065674A KR 100668574 B1 KR100668574 B1 KR 100668574B1
- Authority
- KR
- South Korea
- Prior art keywords
- product
- unbaked
- alumina
- unbaked product
- aluminum
- 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
- 238000005266 casting Methods 0.000 title claims description 18
- 239000000203 mixture Substances 0.000 title description 18
- 238000000034 method Methods 0.000 claims abstract description 87
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000011230 binding agent Substances 0.000 claims abstract description 54
- 239000000919 ceramic Substances 0.000 claims abstract description 52
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000002002 slurry Substances 0.000 claims abstract description 40
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 230000008569 process Effects 0.000 claims abstract description 32
- 229910000601 superalloy Inorganic materials 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000005495 investment casting Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000001301 oxygen Substances 0.000 claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 17
- 238000004132 cross linking Methods 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims description 26
- CCJAYIGMMRQRAO-UHFFFAOYSA-N 2-[4-[(2-hydroxyphenyl)methylideneamino]butyliminomethyl]phenol Chemical group OC1=CC=CC=C1C=NCCCCN=CC1=CC=CC=C1O CCJAYIGMMRQRAO-UHFFFAOYSA-N 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 12
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- 238000005245 sintering Methods 0.000 claims description 8
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 7
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 7
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical group COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 claims description 6
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 230000002028 premature Effects 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 3
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 claims description 2
- 239000003349 gelling agent Substances 0.000 claims 4
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Substances C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 claims 3
- 239000003112 inhibitor Substances 0.000 claims 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 83
- 230000003647 oxidation Effects 0.000 abstract description 9
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 4
- 229920000642 polymer Polymers 0.000 abstract description 2
- 239000012466 permeate Substances 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 238000010304 firing Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000007711 solidification Methods 0.000 description 6
- 230000008023 solidification Effects 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000013067 intermediate product Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 description 2
- -1 DARVAN TM Substances 0.000 description 2
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 2
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 2
- 239000008108 microcrystalline cellulose Substances 0.000 description 2
- 229940016286 microcrystalline cellulose Drugs 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 2
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 229910002026 crystalline silica Inorganic materials 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006023 eutectic alloy Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005563 spheronization Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
- C04B38/0058—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity open porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
- B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
-
- 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
- C04B35/10—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
- C04B35/111—Fine ceramics
-
- 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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
-
- 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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63444—Nitrogen-containing polymers, e.g. polyacrylamides, polyacrylonitriles, polyvinylpyrrolidone [PVP], polyethylenimine [PEI]
-
- 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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
- C04B35/65—Reaction sintering of free metal- or free silicon-containing compositions
-
- 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
- C04B2111/00939—Uses not provided for elsewhere in C04B2111/00 for the fabrication of moulds or cores
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/224,164 | 1998-12-31 | ||
| US9/224,164 | 1998-12-31 | ||
| US09/224,164 US6152211A (en) | 1998-12-31 | 1998-12-31 | Core compositions and articles with improved performance for use in castings for gas turbine applications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20000048472A KR20000048472A (ko) | 2000-07-25 |
| KR100668574B1 true KR100668574B1 (ko) | 2007-01-16 |
Family
ID=22839540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019990065674A Expired - Lifetime KR100668574B1 (ko) | 1998-12-31 | 1999-12-30 | 가스 터빈 장치의 주조에 사용하기 위한 성능이 개선된코어 조성물 및 제품 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US6152211A (enExample) |
| EP (1) | EP1016639B1 (enExample) |
| JP (1) | JP4762392B2 (enExample) |
| KR (1) | KR100668574B1 (enExample) |
| DE (1) | DE69907385T2 (enExample) |
| TW (1) | TW424016B (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101233476B1 (ko) | 2011-06-17 | 2013-02-14 | 한국동서발전(주) | 가스 터빈 고온 부품 제조용 세라믹 코어의 제조 방법과 가스 터빈 고온 부품 제조용 세라믹 코어의 소결용 받침판 |
| KR101297337B1 (ko) * | 2012-01-27 | 2013-08-20 | 심재영 | 주조품의 불량을 감소시키기 위한 세라믹 개스킷 및 이의 제조방법 |
| KR101302874B1 (ko) * | 2009-04-30 | 2013-09-06 | 센터 포 어브레이시브즈 앤 리프랙토리즈 리서치 앤 디벨롭먼트 씨.에이.알.알.디. 게엠베하 | 분산액, 슬러리, 및 상기 슬러리를 이용하는 정밀 주조를 위한 주조 금형의 제조 방법 |
| KR102411137B1 (ko) | 2020-12-11 | 2022-06-20 | 한국로스트왁스 주식회사 | 강도 및 리칭성이 우수한 세라믹 코어 및 이의 제조 방법 |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6152211A (en) * | 1998-12-31 | 2000-11-28 | General Electric Company | Core compositions and articles with improved performance for use in castings for gas turbine applications |
| US6368525B1 (en) * | 2000-02-07 | 2002-04-09 | General Electric Company | Method for removing volatile components from a ceramic article, and related processes |
| GB0009731D0 (en) * | 2000-04-18 | 2000-06-07 | Dytech Corp Ltd | Mouldable E G extrudable ceramic compositions |
| US6390179B1 (en) * | 2000-11-08 | 2002-05-21 | Pcc Structurals, Inc. | Method for processing materials to increase slurry lifetime |
| US6720028B1 (en) | 2001-03-27 | 2004-04-13 | Howmet Research Corporation | Impregnated ceramic core and method of making |
| US6403020B1 (en) | 2001-08-07 | 2002-06-11 | Howmet Research Corporation | Method for firing ceramic cores |
| KR100439898B1 (ko) * | 2001-08-31 | 2004-07-14 | 조선내화 주식회사 | 방전가공용 정반연와의 제조방법 |
| US20050006047A1 (en) * | 2003-07-10 | 2005-01-13 | General Electric Company | Investment casting method and cores and dies used therein |
| US7287573B2 (en) * | 2003-09-30 | 2007-10-30 | General Electric Company | Silicone binders for investment casting |
| US7448433B2 (en) * | 2004-09-24 | 2008-11-11 | Honeywell International Inc. | Rapid prototype casting |
| US20070089849A1 (en) * | 2005-10-24 | 2007-04-26 | Mcnulty Thomas | Ceramic molds for manufacturing metal casting and methods of manufacturing thereof |
| US20080257517A1 (en) * | 2005-12-16 | 2008-10-23 | General Electric Company | Mold assembly for use in a liquid metal cooled directional solidification furnace |
| US7302989B1 (en) | 2006-06-06 | 2007-12-04 | Siemens Power Generation, Inc. | Modular mold system with ceramic inserts |
| US7610945B2 (en) * | 2006-09-29 | 2009-11-03 | General Electric Company | Rare earth-based core constructions for casting refractory metal composites, and related processes |
| US20080135721A1 (en) * | 2006-12-06 | 2008-06-12 | General Electric Company | Casting compositions for manufacturing metal casting and methods of manufacturing thereof |
| US7487819B2 (en) | 2006-12-11 | 2009-02-10 | General Electric Company | Disposable thin wall core die, methods of manufacture thereof and articles manufactured therefrom |
| US7798201B2 (en) * | 2007-08-24 | 2010-09-21 | General Electric Company | Ceramic cores for casting superalloys and refractory metal composites, and related processes |
| US7845390B2 (en) * | 2008-01-31 | 2010-12-07 | General Electric Company | Hafnia-modified rare-earth metal-based ceramic bodies and casting processes performed therewith |
| CN102189219A (zh) * | 2009-08-29 | 2011-09-21 | 应万才 | 熔模铸造模壳焙烧节能方法 |
| US8286689B1 (en) * | 2011-08-30 | 2012-10-16 | United Technologies Corporation | Porous ceramic body and method therfor |
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| KR101302874B1 (ko) * | 2009-04-30 | 2013-09-06 | 센터 포 어브레이시브즈 앤 리프랙토리즈 리서치 앤 디벨롭먼트 씨.에이.알.알.디. 게엠베하 | 분산액, 슬러리, 및 상기 슬러리를 이용하는 정밀 주조를 위한 주조 금형의 제조 방법 |
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| KR101297337B1 (ko) * | 2012-01-27 | 2013-08-20 | 심재영 | 주조품의 불량을 감소시키기 위한 세라믹 개스킷 및 이의 제조방법 |
| KR102411137B1 (ko) | 2020-12-11 | 2022-06-20 | 한국로스트왁스 주식회사 | 강도 및 리칭성이 우수한 세라믹 코어 및 이의 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1016639A2 (en) | 2000-07-05 |
| TW424016B (en) | 2001-03-01 |
| JP4762392B2 (ja) | 2011-08-31 |
| US6345663B1 (en) | 2002-02-12 |
| US6152211A (en) | 2000-11-28 |
| KR20000048472A (ko) | 2000-07-25 |
| EP1016639A3 (en) | 2000-10-04 |
| DE69907385D1 (de) | 2003-06-05 |
| JP2000202573A (ja) | 2000-07-25 |
| DE69907385T2 (de) | 2004-05-27 |
| EP1016639B1 (en) | 2003-05-02 |
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