RO83383B - Procedeu de realizare a formelor ceramice de masti pentru turnarea de precizie - Google Patents
Procedeu de realizare a formelor ceramice de masti pentru turnarea de precizieInfo
- Publication number
- RO83383B RO83383B RO105113A RO10511381A RO83383B RO 83383 B RO83383 B RO 83383B RO 105113 A RO105113 A RO 105113A RO 10511381 A RO10511381 A RO 10511381A RO 83383 B RO83383 B RO 83383B
- Authority
- RO
- Romania
- Prior art keywords
- drying
- precision casting
- manufacturing mask
- temperature
- coating
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000000919 ceramic Substances 0.000 title 1
- 238000005495 investment casting Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000001035 drying Methods 0.000 abstract 4
- 238000000576 coating method Methods 0.000 abstract 3
- 239000011248 coating agent Substances 0.000 abstract 2
- 239000011247 coating layer Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 abstract 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Mold Materials And Core Materials (AREA)
- Drying Of Solid Materials (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
Procedeul conform inventiei prevede uscarea primului strat acoperitor pe modelele distructibile, într-o singura treapta, cu aer de uscare insuflat cu un debit de 1,5.....3,5 ms iar al celui de-al doilea strat de acoperire, cît si al straturilor urmatoare în doua trepte prin insuflare în prima treapta, a aerului cu un debit de 4.....9m/s avînd umiditatea relativa de 10....60% si temperatura de minimum 30 grade C si care temperatura se reduce pe masura diminuarii vitezei de uscare în prima treapta, iar în insuflare egal cu debitul de insuflare pentru uscarea primului strat acoperitor, avînd temperatura egala sau mai mica decît cea de la sfîrsitul primei trepte de uscare a straturilor de acoperire respective.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD22342780A DD157958A3 (de) | 1980-08-21 | 1980-08-21 | Verfahren zum trocknen keramischer maskenformen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO83383A RO83383A (ro) | 1984-02-21 |
| RO83383B true RO83383B (ro) | 1984-02-28 |
Family
ID=5525939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO105113A RO83383B (ro) | 1980-08-21 | 1981-08-15 | Procedeu de realizare a formelor ceramice de masti pentru turnarea de precizie |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5775247A (ro) |
| BG (1) | BG41164A1 (ro) |
| CS (1) | CS382581A1 (ro) |
| DD (1) | DD157958A3 (ro) |
| HU (1) | HU191034B (ro) |
| RO (1) | RO83383B (ro) |
| SU (1) | SU1445848A1 (ro) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0627942B2 (ja) * | 1987-04-15 | 1994-04-13 | 富士写真フイルム株式会社 | 画像記録装置 |
| RU2127649C1 (ru) * | 1997-09-24 | 1999-03-20 | Афанасьев Владимир Михайлович | Способ изготовления многослойных неразъемных литейных форм и устройство для его осуществления |
| DE102008057836B4 (de) | 2008-11-19 | 2014-09-11 | Actech Gmbh | Trockenschrank für keramische Feingussformen |
| CN114074176B (zh) * | 2021-10-29 | 2023-11-24 | 无锡透波涡轮技术有限公司 | 高精密涡轮用模套风干系统 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4114285A (en) * | 1976-08-09 | 1978-09-19 | United Technologies Corporation | Method and apparatus for drying investment casting molds |
-
1980
- 1980-08-21 DD DD22342780A patent/DD157958A3/de unknown
-
1981
- 1981-05-19 SU SU817771813A patent/SU1445848A1/ru active
- 1981-05-22 CS CS813825A patent/CS382581A1/cs unknown
- 1981-05-25 BG BG5219481A patent/BG41164A1/xx unknown
- 1981-07-13 HU HU204981A patent/HU191034B/hu unknown
- 1981-08-15 RO RO105113A patent/RO83383B/ro unknown
- 1981-08-21 JP JP13039481A patent/JPS5775247A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| RO83383A (ro) | 1984-02-21 |
| BG41164A1 (en) | 1987-05-15 |
| JPS5775247A (en) | 1982-05-11 |
| HU191034B (en) | 1986-12-28 |
| CS382581A1 (en) | 1984-06-18 |
| DD157958A3 (de) | 1982-12-22 |
| SU1445848A1 (ru) | 1988-12-23 |
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