Application of new material carburetant in investment casting housing manufacturing

The invention relates to and belongs to the technical field of castings, and particularly relates to an application of a new material carburetant in investment casting housing manufacturing. A graphite sand housing manufacturing technology is adopted, the surface quality is improved, the formation of surface cavities is prevented, the working efficiency is improved and the cost is reduced. 本发明涉及属于铸件技术领域，特别涉及种新型材料增碳剂在熔模铸造制壳中的应用。本发明石墨砂制壳工艺，表面质量达到了改善，防止表面凹坑的形成，提高了工作效率，降低了成本。