What is Silica Sol Precision Casting ?
Among all the precision casting technology ,one of the most common investment casting is Silica Sol casting( also known as lost wax casting).
The main process : select suitable investment materials (such as paraffin) to make investment molds; repeat the steps of dipping refractory paint and sprinkling refractory sand on the investment mold, hardening the shell and drying; then Melt the internal investment mold to obtain a cavity; bake the mold shell to obtain sufficient strength and burn off the residual investment material; cast the required metal materials; solidify and cool, and clean the sand after shelling to obtain high precision The finished product. According to product needs that various treatment , including heat treatment, cold working and surface treatment
Silca Sol Investment Casting, the products are precise, complex, close to the final shape of the part, and can be used directly without processing or with little processing to save product costs for customers,It is an advanced casting process that is close to forming.