FIELD: foundry, namely compositions of sands for making casting molds and cores.
SUBSTANCE: sand for making casting molds and cores contains next relation of components, mass. %: technical lignosulfonate, 2 - 3; solution of polystyrene in cyclohexane with density 1.2 - 1.4 g/cm3 , 2 - 4; quartz sand, 93 - 96.
EFFECT: improved strength of green and hardened molding sand.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| SAND FOR MAKING CASTING CORES | 2005 |
|
RU2292981C2 |
| SAND FOR MAKING CASTING MOLDS AND CORES | 2004 |
|
RU2292980C2 |
| SAND FOR MAKING CASTING CORES | 2004 |
|
RU2288804C2 |
| METHOD OF PRODUCING BINDING MATERIAL FOR FABRICATION OF MOULDING ASSEMBLIES AND CORES | 2011 |
|
RU2449854C1 |
| EMULSION TYPE HEAT HARDENABLE BINDER FOR MAKING CASTING MOLDS AND CORES | 2002 |
|
RU2227080C1 |
| BINDER FOR MANUFACTURING CASTING BARS AND HEAT HARDENING MOLDS | 0 |
|
SU1748916A1 |
| COMPOSITION FOR MANUFACTURE OF CORES AND THERMAL SOLIDIFICATION MOLDS | 1991 |
|
RU2017555C1 |
| HEAT CURING BINDER FOR MAKING MOULD CORES AND MOULDINGS | 2010 |
|
RU2438827C1 |
| MIXTURE TO PRODUCE CASTING RODS AND MOULDS, HARDENING IN HEATED EQUIPMENT | 1990 |
|
SU1790083A1 |
| BINDER OF HEAT SOLIDIFICATION FOR MANUFACTURING MOULDS AND CORES | 1981 |
|
SU1115308A1 |
