1Family:casting 2Name:washing machine impeller 3Material:carbon steel 4Usage: ... :water pump impeller,washing machine impeller,pump impeller,impeller partsManufacturing process:investment casting,centrifugal castingMachining:turning,milling, ... steel, alloy steel etc.2.Manufacturing Processes: sand casting, investment casting, centrifugal casting etc.3.Technology: surface treatment, polishing, machining ...