... .Strict Quality Inspection & Control 4.OEM Cast Iron Pump Casing Specification:1.Material: Cast Iron2.Process: Sand Casting3.Surface: Anti-rust Oil4 ... Machine, Numerical Lathe, All Types Of Lathe.7.Surface Finishi Process: Polishing, Sandblasting, T6-heattreatment, Painting, Powder Coating, Anodizing, Electroplating, Mirror ... Sample Costs, Shipping And Taxes Paid By The Buyer. Cast Iron Pump Casing