JPH0357218Y2 - - Google Patents

Info

Publication number

JPH0357218Y2

JPH0357218Y2 JP19925086U JP19925086U JPH0357218Y2 JP H0357218 Y2 JPH0357218 Y2 JP H0357218Y2 JP 19925086 U JP19925086 U JP 19925086U JP 19925086 U JP19925086 U JP 19925086U JP H0357218 Y2 JPH0357218 Y2 JP H0357218Y2

Authority

JP

Japan

Prior art keywords

mold

crucible

casting

heating chamber

metal

Prior art date

1986-12-29

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

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• 238000005266 casting Methods 0.000 claims description 53
• 239000000463 material Substances 0.000 claims description 30
• 238000010438 heat treatment Methods 0.000 claims description 28
• 229910052751 metal Inorganic materials 0.000 claims description 26
• 239000002184 metal Substances 0.000 claims description 26
• 229910000510 noble metal Inorganic materials 0.000 claims description 9
• 238000002844 melting Methods 0.000 claims description 6
• 230000008018 melting Effects 0.000 claims description 4
• 239000007769 metal material Substances 0.000 claims 1
• 229910045601 alloy Inorganic materials 0.000 description 15
• 239000000956 alloy Substances 0.000 description 15
• 239000010440 gypsum Substances 0.000 description 8
• 229910052602 gypsum Inorganic materials 0.000 description 8
• 230000002093 peripheral effect Effects 0.000 description 7
• 239000011819 refractory material Substances 0.000 description 7
• 238000000034 method Methods 0.000 description 5
• 229910000923 precious metal alloy Inorganic materials 0.000 description 5
• 239000010425 asbestos Substances 0.000 description 4
• 239000002131 composite material Substances 0.000 description 4
• 230000006698 induction Effects 0.000 description 4
• 238000000465 moulding Methods 0.000 description 4
• 229910052895 riebeckite Inorganic materials 0.000 description 4
• 229910001020 Au alloy Inorganic materials 0.000 description 3
• 239000007789 gas Substances 0.000 description 3
• NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
• 229910052573 porcelain Inorganic materials 0.000 description 3
• 238000002360 preparation method Methods 0.000 description 3
• 239000010453 quartz Substances 0.000 description 3
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
• 229910001316 Ag alloy Inorganic materials 0.000 description 2
• XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
• 229910019142 PO4 Inorganic materials 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
• 239000010931 gold Substances 0.000 description 2
• 239000010452 phosphate Substances 0.000 description 2
• NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
• 238000007789 sealing Methods 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
• 229910052786 argon Inorganic materials 0.000 description 1
• 230000001680 brushing effect Effects 0.000 description 1
• 239000003795 chemical substances by application Substances 0.000 description 1
• 229910052878 cordierite Inorganic materials 0.000 description 1
• 230000007547 defect Effects 0.000 description 1
• JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
• 230000009970 fire resistant effect Effects 0.000 description 1
• 239000003353 gold alloy Substances 0.000 description 1
• 239000011261 inert gas Substances 0.000 description 1
• 238000005495 investment casting Methods 0.000 description 1
• 238000005058 metal casting Methods 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• 239000012778 molding material Substances 0.000 description 1
• 238000003825 pressing Methods 0.000 description 1
• 230000000630 rising effect Effects 0.000 description 1
• 238000000926 separation method Methods 0.000 description 1
• 239000010935 stainless steel Substances 0.000 description 1
• 229910001220 stainless steel Inorganic materials 0.000 description 1
• 239000010409 thin film Substances 0.000 description 1
• 238000005406 washing Methods 0.000 description 1