CA1223112A - Ceramic shell moulds, manufacture and use - Google Patents
Ceramic shell moulds, manufacture and useInfo
- Publication number
- CA1223112A CA1223112A CA000445427A CA445427A CA1223112A CA 1223112 A CA1223112 A CA 1223112A CA 000445427 A CA000445427 A CA 000445427A CA 445427 A CA445427 A CA 445427A CA 1223112 A CA1223112 A CA 1223112A
- Authority
- CA
- Canada
- Prior art keywords
- pattern
- casting
- coating
- ceramic shell
- shell mould
- 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
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 61
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000000463 material Substances 0.000 claims abstract description 52
- 238000000576 coating method Methods 0.000 claims abstract description 44
- 239000011248 coating agent Substances 0.000 claims abstract description 40
- 239000011230 binding agent Substances 0.000 claims abstract description 10
- 239000004794 expanded polystyrene Substances 0.000 claims abstract description 9
- 238000005266 casting Methods 0.000 claims description 48
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 34
- 230000001413 cellular effect Effects 0.000 claims description 22
- 239000011236 particulate material Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 13
- 239000002002 slurry Substances 0.000 claims description 11
- 239000011819 refractory material Substances 0.000 claims description 10
- 230000006378 damage Effects 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 5
- 230000008023 solidification Effects 0.000 claims description 5
- 230000001939 inductive effect Effects 0.000 claims description 3
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims 9
- 239000000956 alloy Substances 0.000 claims 9
- -1 ferrous metals Chemical class 0.000 claims 6
- 238000007493 shaping process Methods 0.000 claims 1
- 238000005058 metal casting Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 13
- 239000004576 sand Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005056 compaction Methods 0.000 description 5
- 238000009740 moulding (composite fabrication) Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 235000013339 cereals Nutrition 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000011343 solid material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 241001508691 Martes zibellina Species 0.000 description 1
- 241001163743 Perlodes Species 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
- B22C9/046—Use of patterns which are eliminated by the liquid metal in the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Mold Materials And Core Materials (AREA)
- Casting Devices For Molds (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Building Environments (AREA)
- Materials For Medical Uses (AREA)
- Medicinal Preparation (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB838301616A GB8301616D0 (en) | 1983-01-21 | 1983-01-21 | Ceramic shell moulds |
| GB83.01616 | 1983-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1223112A true CA1223112A (en) | 1987-06-23 |
Family
ID=10536671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000445427A Expired CA1223112A (en) | 1983-01-21 | 1984-01-17 | Ceramic shell moulds, manufacture and use |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4660623A (en, 2012) |
| EP (1) | EP0115402B1 (en, 2012) |
| JP (1) | JPS59178151A (en, 2012) |
| KR (1) | KR880002679B1 (en, 2012) |
| AR (1) | AR231937A1 (en, 2012) |
| AT (1) | ATE45307T1 (en, 2012) |
| AU (1) | AU575311B2 (en, 2012) |
| BR (1) | BR8400313A (en, 2012) |
| CA (1) | CA1223112A (en, 2012) |
| DE (1) | DE3479301D1 (en, 2012) |
| ES (1) | ES529059A0 (en, 2012) |
| GB (1) | GB8301616D0 (en, 2012) |
| GR (1) | GR78720B (en, 2012) |
| IL (1) | IL70743A (en, 2012) |
| NO (1) | NO840183L (en, 2012) |
| PT (1) | PT77987B (en, 2012) |
| ZA (1) | ZA84380B (en, 2012) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4842037A (en) * | 1987-06-10 | 1989-06-27 | Foseco International Limited | Metal casting patterns |
| GB2213762A (en) * | 1987-12-22 | 1989-08-23 | Steel Castings Res | Manufacture of ceramic shell moulds |
| US5069271A (en) * | 1990-09-06 | 1991-12-03 | Hitchiner Corporation | Countergravity casting using particulate supported thin walled investment shell mold |
| AU672437B2 (en) * | 1992-11-16 | 1996-10-03 | Babcock & Wilcox Co., The | Lost foam process for casting stainless steel |
| US5547521A (en) * | 1992-11-16 | 1996-08-20 | The Babcock & Wilcox Company | Heat treatment method for lost foam cast materials |
| US5893204A (en) * | 1996-11-12 | 1999-04-13 | Dresser Industries, Inc. | Production process for casting steel-bodied bits |
| GB9522741D0 (en) * | 1995-11-07 | 1996-01-10 | Firth Vickers Centrispinning L | Making a metal shape by casting |
| US5924502A (en) * | 1996-11-12 | 1999-07-20 | Dresser Industries, Inc. | Steel-bodied bit |
| US5904212A (en) * | 1996-11-12 | 1999-05-18 | Dresser Industries, Inc. | Gauge face inlay for bit hardfacing |
| RU2161545C2 (ru) * | 1998-06-11 | 2001-01-10 | Научно-исследовательский институт конструкционных материалов и технологических процессов Московского государственного технического университета им. Н.Э. Баумана | Способ изготовления литейных форм по выжигаемым моделям из фотополимеризирующихся материалов |
| US6481490B1 (en) | 1999-01-26 | 2002-11-19 | Howmet Research Corporation | Investment casting patterns and method |
| US6684934B1 (en) | 2000-05-24 | 2004-02-03 | Hitchiner Manufacturing Co., Inc. | Countergravity casting method and apparatus |
| US6499529B1 (en) | 2001-08-17 | 2002-12-31 | Hitchiner Manufacturing Co., Inc. | Centrifugal countergravity casting |
| ES2211293B1 (es) * | 2002-07-11 | 2005-05-01 | Universidad De Granada | Tecnica de moldeo en pasta de vidrio. |
| US8591787B2 (en) | 2007-07-03 | 2013-11-26 | Ic Patterns, Llc | Foam patterns |
| US7958932B2 (en) * | 2007-07-03 | 2011-06-14 | Fopat Llc | Casting materials |
| GB2454010B (en) * | 2007-10-26 | 2009-11-11 | Castings Technology Internat | Casting a metal object |
| US9364889B2 (en) | 2012-01-05 | 2016-06-14 | Ic Patterns, Llc | Foam pattern techniques |
| RU2647074C1 (ru) * | 2017-04-07 | 2018-03-13 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Рыбинский государственный авиационный технический университет имени П.А. Соловьева" | Способ изготовления оболочковых форм по выплавляемым моделям |
| US10940531B1 (en) * | 2019-10-31 | 2021-03-09 | The Boeing Company | Methods and systems for improving a surface finish of an investment casting |
| US12350735B2 (en) * | 2022-12-09 | 2025-07-08 | Lifoam Industries, Llc | Lost foam and sand casting with polylactic acid- based foam articles |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB716121A (en) * | 1951-06-04 | 1954-09-29 | Bristol Aeroplane Co Ltd | Improvements in or relating to refractory moulds |
| US2815552A (en) * | 1951-11-15 | 1957-12-10 | Vickers Electrical Co Ltd | Method of making a mold by the lost-wax process |
| US2820265A (en) * | 1952-08-14 | 1958-01-21 | Mercast Corp | Shell mold structures |
| GB808834A (en) * | 1954-09-03 | 1959-02-11 | Vickers Electrical Co Ltd | Improvements in vacuum casting |
| US3018528A (en) * | 1960-03-07 | 1962-01-30 | Prec Metalsmiths Inc | Method of form removal from precision casting shells |
| US3153826A (en) * | 1962-01-10 | 1964-10-27 | Prec Metalsmiths Inc | Precision casting molds and techniques |
| US3259949A (en) * | 1964-01-16 | 1966-07-12 | Meehanite Metal Corp | Casting method |
| US3248763A (en) * | 1965-03-22 | 1966-05-03 | Howe Sound Co | Ceramic, multilayer graphite mold and method of fabrication |
| FR1431556A (fr) * | 1965-04-22 | 1966-03-11 | Dynamit Nobel Ag | Procédé pour le moulage de précision |
| GB1130444A (en) * | 1966-04-12 | 1968-10-16 | Monsanto Chemicals | Production of castings |
| FR1506852A (fr) * | 1966-12-28 | 1967-12-22 | Gruenzweig & Hartmann | Modèle perdu de fonderie |
| FR1540514A (fr) * | 1967-08-18 | 1968-09-27 | Ugine Kuhlmann | Perfectionnements à la formation des moules de fonderie |
| GB1308958A (en) * | 1970-03-20 | 1973-03-07 | Monsanto Chemicals | Production of ceramic moulds |
| GB1339001A (en) * | 1971-04-19 | 1973-11-28 | Dunlop A | Removal of expendable patterns from shell moulds |
| US4240492A (en) * | 1978-10-23 | 1980-12-23 | Nibco, Inc. | Process of forming multi piece vaporizable pattern for foundry castings |
| US4222429A (en) * | 1979-06-05 | 1980-09-16 | Foundry Management, Inc. | Foundry process including heat treating of produced castings in formation sand |
| US4291739A (en) * | 1979-08-16 | 1981-09-29 | Eduard Baur | Method of manufacturing a hollow casting mold |
-
1983
- 1983-01-21 GB GB838301616A patent/GB8301616D0/en active Pending
-
1984
- 1984-01-16 US US06/571,241 patent/US4660623A/en not_active Expired - Lifetime
- 1984-01-17 GR GR73539A patent/GR78720B/el unknown
- 1984-01-17 CA CA000445427A patent/CA1223112A/en not_active Expired
- 1984-01-18 AT AT84300309T patent/ATE45307T1/de not_active IP Right Cessation
- 1984-01-18 ZA ZA84380A patent/ZA84380B/xx unknown
- 1984-01-18 NO NO840183A patent/NO840183L/no unknown
- 1984-01-18 EP EP84300309A patent/EP0115402B1/en not_active Expired
- 1984-01-18 DE DE8484300309T patent/DE3479301D1/de not_active Expired
- 1984-01-19 AU AU23601/84A patent/AU575311B2/en not_active Ceased
- 1984-01-20 AR AR295491A patent/AR231937A1/es active
- 1984-01-20 ES ES529059A patent/ES529059A0/es active Granted
- 1984-01-20 PT PT77987A patent/PT77987B/pt unknown
- 1984-01-20 JP JP59009390A patent/JPS59178151A/ja active Pending
- 1984-01-21 KR KR1019840000272A patent/KR880002679B1/ko not_active Expired
- 1984-01-22 IL IL70743A patent/IL70743A/xx not_active IP Right Cessation
- 1984-01-23 BR BR8400313A patent/BR8400313A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB8301616D0 (en) | 1983-02-23 |
| ES8603676A1 (es) | 1985-06-16 |
| NO840183L (no) | 1984-07-23 |
| BR8400313A (pt) | 1984-08-28 |
| AU2360184A (en) | 1984-07-26 |
| US4660623A (en) | 1987-04-28 |
| JPS59178151A (ja) | 1984-10-09 |
| ES529059A0 (es) | 1985-06-16 |
| PT77987A (en) | 1984-02-01 |
| AU575311B2 (en) | 1988-07-28 |
| EP0115402B1 (en) | 1989-08-09 |
| ATE45307T1 (de) | 1989-08-15 |
| KR840007370A (ko) | 1984-12-07 |
| IL70743A (en) | 1986-04-29 |
| ZA84380B (en) | 1985-02-27 |
| GR78720B (en, 2012) | 1984-09-27 |
| AR231937A1 (es) | 1985-04-30 |
| EP0115402A3 (en) | 1984-08-22 |
| PT77987B (en) | 1986-04-10 |
| IL70743A0 (en) | 1984-04-30 |
| KR880002679B1 (ko) | 1988-12-20 |
| DE3479301D1 (en) | 1989-09-14 |
| EP0115402A2 (en) | 1984-08-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |