JPH0426931B2 - - Google Patents
Info
- Publication number
- JPH0426931B2 JPH0426931B2 JP22935183A JP22935183A JPH0426931B2 JP H0426931 B2 JPH0426931 B2 JP H0426931B2 JP 22935183 A JP22935183 A JP 22935183A JP 22935183 A JP22935183 A JP 22935183A JP H0426931 B2 JPH0426931 B2 JP H0426931B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- temperature
- pressurized air
- mixture
- curing
- 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
- 239000004576 sand Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 15
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 8
- 239000011819 refractory material Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 5
- 239000000443 aerosol Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 230000001476 alcoholic effect Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- -1 isocyanate compound Chemical class 0.000 claims description 3
- 150000002978 peroxides Chemical class 0.000 claims description 3
- 150000003512 tertiary amines Chemical class 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 25
- 238000000034 method Methods 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 11
- 238000007664 blowing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007849 furan resin Substances 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002895 organic esters Chemical class 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22935183A JPS60121039A (ja) | 1983-12-05 | 1983-12-05 | 硬化性鋳型の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22935183A JPS60121039A (ja) | 1983-12-05 | 1983-12-05 | 硬化性鋳型の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60121039A JPS60121039A (ja) | 1985-06-28 |
| JPH0426931B2 true JPH0426931B2 (enrdf_load_stackoverflow) | 1992-05-08 |
Family
ID=16890797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22935183A Granted JPS60121039A (ja) | 1983-12-05 | 1983-12-05 | 硬化性鋳型の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60121039A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5365995A (en) * | 1993-12-27 | 1994-11-22 | Ford Motor Company | Method of curing hot box sand cores |
-
1983
- 1983-12-05 JP JP22935183A patent/JPS60121039A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60121039A (ja) | 1985-06-28 |
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