Sand casting is the most popular and simplest type of casting that has been used for centuries. Sand casting is used to make large parts such as gray cast iron, ductile iron, stainless steel and other types of steel. The main steps include drawing, mold, core making, modeling, melting and pouring, cleaning, etc.

The brief production process for sand casting as below:

Process design→Tooling design→Coremaking→Mould assembling→Melting and pouring→Mould opening→Cutting→Shot blasting→Grinding→Heat treatment→Shot blasting→Inspectation→Machining→Inspectation&Packing