FIELD: foundry.
SUBSTANCE: dry molding sand is cooled till temperature (-190) - (-70)°C. Cooled sand is liquefied by means of moisture saturated aerosol at temperature 0 - 15°C.
EFFECT: stable coating of sand surface with binder, improved strength of molding sand.
| Title | Year | Author | Number |
|---|---|---|---|
| PROCEDURE FOR PREPARING CORE SAND MIXTURES | 2008 |
|
RU2397838C1 |
| METHOD OF PREPARING MOLD CORE MIXTURE | 2000 |
|
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| PREPARATION METHOD OF SAND BLEND | 2007 |
|
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| METHOD OF PRODUCING CASTING MOULDS | 0 |
|
SU825269A1 |
| METHOD OF MAKING STEEL CASTINGS IN LAMINATED SHELL MOULDS | 0 |
|
SU1199442A1 |
| METHOD FOR MOLDING PRESS-MOLD | 2003 |
|
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|
SU1733179A1 |
| METHOD AND DEVICE FOR HOLDING OF MOULDING MASS IN DAMP CONDITIONS FOR PRODUCTION OF MOULDS OR CORES | 2011 |
|
RU2557382C2 |
| MOLDING SAND PREPARATION METHOD | 2004 |
|
RU2281831C1 |
| THERMAL RECOVERY OF MOULDING SAND | 2008 |
|
RU2496599C2 |
