FIELD: foundry.
SUBSTANCE: in process of manufacture of cores from mixes on organic binder, 0.09-0.15 mass % of ammonium nitrate is added to refractory filler.
EFFECT: reduced time taken for convective drying of cores, increased strength and reduced crumbling out of cores.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| COMPOSITION FOR MANUFACTURE OF CORES AND THERMAL SOLIDIFICATION MOLDS | 1991 |
|
RU2017555C1 |
| BINDER FOR MANUFACTURING CASTING BARS AND HEAT HARDENING MOLDS | 0 |
|
SU1748916A1 |
| BINDER FOR PRODUCING MOULDS AND CORES OF HEAT SOLIDIFICATION | 1982 |
|
SU1077127A1 |
| SAND FOR PRODUCING CASTING MOULDS AND CORES HARDENABLE BY HEAT DRYING | 0 |
|
SU910308A1 |
| MIXTURE FOR PRODUCING CASTING MOULDS AND CORES | 0 |
|
SU884824A1 |
| 0 |
|
SU533443A1 | |
| VERSIONS OF BINDING COMPOSITION FOR MAKING CORES AND MOULDS WITH HOT HARDENING | 0 |
|
SU1311836A1 |
| BINDER OF HEAT SOLIDIFICATION FOR PRODUCING MOULDS AND CORES | 1982 |
|
SU1081888A1 |
| PARTING SAND FOR MOLDS AND CORES | 2002 |
|
RU2207214C1 |
| HEAT HARDENABLE BINDING FOR PRODUCING CASTING MOULDS AND CORES | 0 |
|
SU910307A1 |
