1)Material:Carbon Steel,SS,Brass 2)Heat Treatment:Quenching,Tempering Investment Casting,Stainless Steel Casting,Steel Casting Investment Casting,Stainless Steel Casting,Steel Casting 1) Molding process: Loss ... investment casting,Sodium Silicate Technology,Colloidal Silica 2) Material: Carbon steel, Alloy steel, Stainless steel, Brass, Gray iron, Aluminum, Ductile Iron 3) Molding: Hand ...