Analysis Of Common Defects Investment Steel Castings

Also known as the lost wax casting in investment casting, including wax, wax, group tree trimming, dip pulp liquid metal, wax-melting, casting and post treatment processes. General clay when leaving the sprue, from pouring into the molten metal, cooling, made of parts required. But in the process of lost wax casting due to improper operation or equipment reasons, occasionally casting pits on the surface, this point is also known as patches, pits or pit, such as oxidation, is one of the defects of surfaces are stainless steel investment castings.