We are a foundry which is near the Qingdao harbor port and the airport. We can offer Impeller according to your requirement: ISO9001: 2000 Approved; OEM service available; Materials: Stainless steel, cast iron, pig iron, carbon steel, alloy steel, non-ferrous, grey iron, ductile cast iron and so on; Process: Lost wax process, soluble glass process, silicon process casting; Weight range: 0.02 to 30kg; Application: Industrial parts, Machinery parts, hardware, construction parts, valve/valve parts, train, craft, doorhandle, hinge, hydraulicpressure, construction, agricultural machinery; Small orders accepted; Make machining service as your requirement or drawings; Professional service; Surface treatment, polishing, machining, machining; Center, plating, HeatTreatment, ect.