EP3560627B1 - Procédé de travail d'aluminium fondu ou d'alliage d'aluminium fondu - Google Patents
Procédé de travail d'aluminium fondu ou d'alliage d'aluminium fondu Download PDFInfo
- Publication number
- EP3560627B1 EP3560627B1 EP18168986.0A EP18168986A EP3560627B1 EP 3560627 B1 EP3560627 B1 EP 3560627B1 EP 18168986 A EP18168986 A EP 18168986A EP 3560627 B1 EP3560627 B1 EP 3560627B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fraction
- particles
- refractory coating
- contained
- binder
- 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.)
- Active
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- 238000000034 method Methods 0.000 title claims description 20
- 239000007788 liquid Substances 0.000 title claims description 15
- 229910052782 aluminium Inorganic materials 0.000 title claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 12
- 229910000838 Al alloy Inorganic materials 0.000 title claims description 7
- 239000004411 aluminium Substances 0.000 title claims 4
- 239000002245 particle Substances 0.000 claims description 57
- 239000011230 binding agent Substances 0.000 claims description 53
- 239000000945 filler Substances 0.000 claims description 29
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 18
- 239000000919 ceramic Substances 0.000 claims description 16
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 229910052582 BN Inorganic materials 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000001023 inorganic pigment Substances 0.000 claims description 10
- 125000005375 organosiloxane group Chemical group 0.000 claims description 8
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 7
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 7
- 229910052863 mullite Inorganic materials 0.000 claims description 7
- 229910052726 zirconium Inorganic materials 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 6
- 230000000996 additive effect Effects 0.000 claims description 5
- 229910052593 corundum Inorganic materials 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- ULGYAEQHFNJYML-UHFFFAOYSA-N [AlH3].[Ca] Chemical compound [AlH3].[Ca] ULGYAEQHFNJYML-UHFFFAOYSA-N 0.000 claims description 2
- GANNOFFDYMSBSZ-UHFFFAOYSA-N [AlH3].[Mg] Chemical compound [AlH3].[Mg] GANNOFFDYMSBSZ-UHFFFAOYSA-N 0.000 claims description 2
- KMWBBMXGHHLDKL-UHFFFAOYSA-N [AlH3].[Si] Chemical compound [AlH3].[Si] KMWBBMXGHHLDKL-UHFFFAOYSA-N 0.000 claims description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 4
- 238000005555 metalworking Methods 0.000 claims 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 21
- 238000004513 sizing Methods 0.000 description 17
- 239000000049 pigment Substances 0.000 description 16
- 239000000203 mixture Substances 0.000 description 15
- RUDFQVOCFDJEEF-UHFFFAOYSA-N oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 15
- 239000000463 material Substances 0.000 description 14
- 239000000375 suspending agent Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000005266 casting Methods 0.000 description 7
- 229910001338 liquidmetal Inorganic materials 0.000 description 7
- 239000000155 melt Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910002515 CoAl Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 238000002296 dynamic light scattering Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 229910000505 Al2TiO5 Inorganic materials 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 3
- 235000019353 potassium silicate Nutrition 0.000 description 3
- AABBHSMFGKYLKE-SNAWJCMRSA-N propan-2-yl (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC(C)C AABBHSMFGKYLKE-SNAWJCMRSA-N 0.000 description 3
- 239000011029 spinel Substances 0.000 description 3
- 229910052596 spinel Inorganic materials 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 229910019114 CoAl2O4 Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- FWGZLZNGAVBRPW-UHFFFAOYSA-N alumane;strontium Chemical compound [AlH3].[Sr] FWGZLZNGAVBRPW-UHFFFAOYSA-N 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 230000000181 anti-adherent effect Effects 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- CRHLEZORXKQUEI-UHFFFAOYSA-N dialuminum;cobalt(2+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Co+2].[Co+2] CRHLEZORXKQUEI-UHFFFAOYSA-N 0.000 description 1
- 239000004815 dispersion polymer Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 229910001676 gahnite Inorganic materials 0.000 description 1
- 238000007527 glass casting Methods 0.000 description 1
- 239000000156 glass melt Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- -1 zinc aluminate Chemical class 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C3/00—Selection of compositions for coating the surfaces of moulds, cores, or patterns
Claims (9)
- Procédé pour le travail de métaux, dans lequel on met en contact avec la surface d'un objet de l'aluminium fondu ou un alliage d'aluminium fondu choisi dans le groupe constitué par les alliages d'aluminium-silicium, aluminium-calcium, aluminiumstrontium et aluminium-magnésium, en appliquant un enduit sur la surface, avant le contact avec l'aluminium fondu ou l'alliage d'aluminium fondu, l'enduit étant exempt de nitrure de bore et d'un organosiloxane et contenanta. de l'oxyde d'yttrium particulaire, etb. en plus de l'oxyde d'yttrium une charge céramique particulaire, etc. des particules d'Al2O3 en tant que liant inorganique particulaire, afin de lier les unes aux autres les particules d'oxyde d'yttrium et les particules de charge, etd. un agent de mise en suspension.
- Procédé selon la revendication 1, présentant au moins l'une des caractéristiques suivantes :a. La proportion de l'agent de mise en suspension dans l'enduit se situe dans la plage de 20 - 90 % en poids.b. L'agent de mise en suspension est l'eau.
- Procédé selon l'une quelconque des revendications 1 et 2, présentant au moins l'une des caractéristiques suivantes :a. L'enduit comprend au moins un additif qui influe sur ses propriétés de traitement.b. L'enduit contient un pigment inorganique.
- Procédé selon l'une quelconque des revendications 1 à 3, présentant au moins l'une des caractéristiques suivantes :a. L'oxyde d'yttrium est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 1-40 % en poids.b. La charge céramique est contenue dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 10-50 % en poids.c. Le liant inorganique est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 0,5-30 % en poids.
- Procédé selon l'une quelconque des revendications précédentes, présentant au moins l'une des caractéristiques suivantes :a. L'oxyde d'yttrium est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 2-20 % en poids.b. La charge céramique est contenue dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 20-40 % en poids.c. Le liant inorganique est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 0,5-20 % en poids.
- Procédé selon l'une quelconque des revendications 3 à 5, présentant au moins l'une des caractéristiques suivantes :a. Ledit au moins un additif est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 0,5-15 % en poids.b. Le pigment inorganique est contenu dans l'enduit, sur la base de la teneur en solides de ce dernier, en une proportion de 0,5-10 % en poids.
- Procédé selon l'une quelconque des revendications précédentes, présentant la caractéristique supplémentaire suivante :a. Le liant inorganique particulaire comprend des particules d'Al2O3 et des particules de ZrO2.
- Procédé selon l'une quelconque des revendications 1 à 6, présentant la caractéristique supplémentaire suivante :a. Le liant inorganique particulaire comprend exclusivement des particules d'Al2O3.
- Procédé selon l'une quelconque des revendications 1 à 6, présentant la caractéristique supplémentaire suivante :a. Le liant inorganique particulaire comprend de l'Al2O3 nanométrique, etb. La charge céramique comprend des particules d'oxyde d'aluminium ou des particules de mullitezircone ou des particules de titanate d'aluminium et d'oxyde d'aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18168986.0A EP3560627B1 (fr) | 2018-04-24 | 2018-04-24 | Procédé de travail d'aluminium fondu ou d'alliage d'aluminium fondu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18168986.0A EP3560627B1 (fr) | 2018-04-24 | 2018-04-24 | Procédé de travail d'aluminium fondu ou d'alliage d'aluminium fondu |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3560627A1 EP3560627A1 (fr) | 2019-10-30 |
| EP3560627B1 true EP3560627B1 (fr) | 2022-06-08 |
Family
ID=62067386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18168986.0A Active EP3560627B1 (fr) | 2018-04-24 | 2018-04-24 | Procédé de travail d'aluminium fondu ou d'alliage d'aluminium fondu |
Country Status (1)
| Country | Link |
|---|---|
| EP (1) | EP3560627B1 (fr) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05318020A (ja) * | 1992-05-15 | 1993-12-03 | Kawasaki Steel Corp | チタンまたはチタン合金精密鋳造用鋳型材料およびそれを用いた鋳造品 |
| EP1486473A1 (fr) * | 2003-06-13 | 2004-12-15 | ESK Ceramics GmbH & Co.KG | Couche de démoulage durable de nitrure de bore pour la moulage par injection |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0204674B1 (fr) * | 1985-06-06 | 1991-12-27 | Remet Corporation | Coulée de métaux réactifs dans des moules de céramique |
| DE102005045666A1 (de) | 2005-09-14 | 2007-03-15 | Itn Nanovation Gmbh | Schicht oder Beschichtung sowie Zusammensetzung zu ihrer Herstellung |
| DE102008042376A1 (de) * | 2008-09-25 | 2010-04-08 | G4T Gmbh | Verfahren zur Herstellung einer Gussform zum Vergießen hochreaktiver Schmelzen |
| US8122942B2 (en) * | 2009-05-29 | 2012-02-28 | General Electric Company | Casting processes and yttria-containing facecoat material therefor |
| CN107309388A (zh) * | 2017-08-12 | 2017-11-03 | 合肥市田源精铸有限公司 | 一种熔模精密铸造复合型涂料 |
-
2018
- 2018-04-24 EP EP18168986.0A patent/EP3560627B1/fr active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05318020A (ja) * | 1992-05-15 | 1993-12-03 | Kawasaki Steel Corp | チタンまたはチタン合金精密鋳造用鋳型材料およびそれを用いた鋳造品 |
| EP1486473A1 (fr) * | 2003-06-13 | 2004-12-15 | ESK Ceramics GmbH & Co.KG | Couche de démoulage durable de nitrure de bore pour la moulage par injection |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3560627A1 (fr) | 2019-10-30 |
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