FIELD: metallurgy.
SUBSTANCE: invention relates to foundry, particularly to mixtures for heat insulation of head of casting. Mixture contains chromia-alumina-phosphate coupling agent, removal of cupola manufacturing and additionally tripoli powder at following correlation of components, wt %: chromia-alumina-phosphate coupling agent 8-12, tripoli powder 5-10, removal of cupola manufacturing - the rest.
EFFECT: mixture provides formability improvement, physical-mechanical properties, environmental protection ensured by recycling and cost saving.
2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| HEAT-INSULATING MIXTURE FOR CAST SHRINKERS WARMTH-KEEPING | 2015 |
|
RU2614481C1 |
| HEAT-INSULATING MIXTURE FOR WARMING CASTING HEADS | 2011 |
|
RU2455108C1 |
| HEAT INSULATING MIXTURE FOR INSULATION OF CASTINGS SHRINKHEADS | 2018 |
|
RU2688351C1 |
| HEAT-INSULATING MIX FOR CASTING HEAD | 0 |
|
SU1093389A1 |
| HEAT-INSULATION MIXTURE FOR WARMTH KEEPING OF CASTING HOT TOP | 1995 |
|
RU2093306C1 |
| MIXTURE FOR FABRICATION OF CASTING MOULDS AND CORES | 2017 |
|
RU2643399C1 |
| HEAT-INSULATING COMPOSITION FOR HEATING TOP DISCARDS | 0 |
|
SU692685A1 |
| HEAT INSULATION COMPOSITION FOR WARMING HEADS OF CASTINGS | 2006 |
|
RU2296646C1 |
| HEAT-INSULATING MIXTURE FOR STEEL CASTING | 0 |
|
SU1107960A1 |
| HEAT-INSULATING MIXTURE FOR HOT TOPS | 0 |
|
SU679312A1 |
