AU708428B2 - Investment casting method yielding cast articles with enhanced surface finish - Google Patents
Investment casting method yielding cast articles with enhanced surface finish Download PDFInfo
- Publication number
- AU708428B2 AU708428B2 AU54594/96A AU5459496A AU708428B2 AU 708428 B2 AU708428 B2 AU 708428B2 AU 54594/96 A AU54594/96 A AU 54594/96A AU 5459496 A AU5459496 A AU 5459496A AU 708428 B2 AU708428 B2 AU 708428B2
- Authority
- AU
- Australia
- Prior art keywords
- patterns
- shell
- casting
- investment
- wax
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 71
- 238000005495 investment casting Methods 0.000 title claims description 16
- 238000005266 casting Methods 0.000 claims description 56
- 239000001993 wax Substances 0.000 claims description 46
- 229920000642 polymer Polymers 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 37
- 239000000919 ceramic Substances 0.000 claims description 20
- 239000007787 solid Substances 0.000 claims description 19
- 229920001169 thermoplastic Polymers 0.000 claims description 18
- 239000004416 thermosoftening plastic Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005336 cracking Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000001856 Ethyl cellulose Substances 0.000 claims description 3
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims description 3
- 239000012164 animal wax Substances 0.000 claims description 3
- 229920002301 cellulose acetate Polymers 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 229920001249 ethyl cellulose Polymers 0.000 claims description 3
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000012178 vegetable wax Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 239000012184 mineral wax Substances 0.000 claims 2
- 239000012815 thermoplastic material Substances 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 244000044283 Toxicodendron succedaneum Species 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000011819 refractory material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 101000713585 Homo sapiens Tubulin beta-4A chain Proteins 0.000 description 1
- 102100036788 Tubulin beta-4A chain Human genes 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010107 reaction injection moulding Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- 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
- B22C9/043—Removing the consumable pattern
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
- B22C7/023—Patterns made from expanded plastic materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48104995A | 1995-06-07 | 1995-06-07 | |
| US08/481049 | 1995-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU5459496A AU5459496A (en) | 1996-12-19 |
| AU708428B2 true AU708428B2 (en) | 1999-08-05 |
Family
ID=23910378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU54594/96A Ceased AU708428B2 (en) | 1995-06-07 | 1996-05-29 | Investment casting method yielding cast articles with enhanced surface finish |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0747149B1 (enrdf_load_stackoverflow) |
| JP (1) | JP4059937B2 (enrdf_load_stackoverflow) |
| AU (1) | AU708428B2 (enrdf_load_stackoverflow) |
| DE (1) | DE69609898T2 (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001045877A2 (en) * | 1999-10-26 | 2001-06-28 | Howmet Research Corporation | Multi-wall core and process |
| DE10260535A1 (de) * | 2002-12-21 | 2004-07-08 | Mtu Aero Engines Gmbh | Verfahren zur Herstellung von aus Halbrohren oder Rohren bestehenden Wärmetauscherrohren für Rekuperativ-Abgaswärmetauscher |
| CN102151790B (zh) * | 2010-02-11 | 2013-09-11 | 上海中洲特种合金材料有限公司 | 大铸件的熔模铸造方法 |
| CN107685133A (zh) * | 2017-09-12 | 2018-02-13 | 东方电气集团东方汽轮机有限公司 | 一种精密铸造用陶瓷型壳制备方法 |
| CN110560636A (zh) * | 2019-10-09 | 2019-12-13 | 西安皓森精铸有限公司 | 一种降低熔模铸造过程中型壳开裂的方法 |
| US10940531B1 (en) * | 2019-10-31 | 2021-03-09 | The Boeing Company | Methods and systems for improving a surface finish of an investment casting |
| CN110978874B (zh) * | 2019-12-31 | 2021-12-17 | 中国美术学院 | 一种金属工艺品表面加工金属图文的工艺 |
| CN113102688A (zh) * | 2021-03-29 | 2021-07-13 | 上海联泰科技股份有限公司 | 一种改善3d打印光敏树脂模在熔模铸造中胀壳的方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3426834A (en) * | 1967-03-16 | 1969-02-11 | Obermayer Co The S | Expendable pattern for precision investment casting |
| DE3619170A1 (de) * | 1986-06-06 | 1987-12-10 | Basf Ag | Verwendung von polystyrolschaumstoff als verlorenes modell bei der herstellung von metallgussteilen |
| JPS6422447A (en) * | 1987-07-15 | 1989-01-25 | Morikawa Sangyo | Casting method for casting |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3225980A1 (de) * | 1982-07-10 | 1984-01-12 | Fichtel & Sachs Ag, 8720 Schweinfurt | Eingusssystem fuer wachs aus schmelz-verfahren |
| US4556528A (en) * | 1983-06-16 | 1985-12-03 | The Garrett Corporation | Mold and method for casting of fragile and complex shapes |
| JPS6418546A (en) * | 1987-07-10 | 1989-01-23 | Morikawa Sangyo | Sublimation pattern for producing casting |
| DE69429233T2 (de) * | 1993-09-24 | 2002-06-27 | Texas Instruments Inc., Dallas | Verfahren zur Herstellung eines Feingussmodells |
-
1996
- 1996-05-29 AU AU54594/96A patent/AU708428B2/en not_active Ceased
- 1996-06-06 EP EP19960304194 patent/EP0747149B1/en not_active Expired - Lifetime
- 1996-06-06 JP JP18261696A patent/JP4059937B2/ja not_active Expired - Fee Related
- 1996-06-06 DE DE1996609898 patent/DE69609898T2/de not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3426834A (en) * | 1967-03-16 | 1969-02-11 | Obermayer Co The S | Expendable pattern for precision investment casting |
| DE3619170A1 (de) * | 1986-06-06 | 1987-12-10 | Basf Ag | Verwendung von polystyrolschaumstoff als verlorenes modell bei der herstellung von metallgussteilen |
| JPS6422447A (en) * | 1987-07-15 | 1989-01-25 | Morikawa Sangyo | Casting method for casting |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09136140A (ja) | 1997-05-27 |
| EP0747149A3 (en) | 1998-04-08 |
| EP0747149B1 (en) | 2000-08-23 |
| DE69609898T2 (de) | 2001-02-22 |
| DE69609898D1 (de) | 2000-09-28 |
| JP4059937B2 (ja) | 2008-03-12 |
| EP0747149A2 (en) | 1996-12-11 |
| AU5459496A (en) | 1996-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Assignment registered |
Owner name: DEPUY ORTHOPAEDICS, INC. Free format text: FORMER OWNER WAS: JOHNSON AND JOHNSON PROFESSIONAL, INC. |