Stainless Steel Impeller Casting 1.Material is CF8M,316. 2.Process: investment casting 3.Used in clean water process industry Product detailsWe are ... ,430F,430,440A.2)Process:Investment casting, silicasol casting or lost wax casting,water glass casting and sand casting;3)Standard:ASTM,JIS,DIN,BS ... welcome any inquiry you may have for castings. Stainless Steel Impeller Investment Casting