Pump impeller made of aluminum by permanent mold cast(gravity cast,chill cast),suitable for fuel pump part,machining in CNC Material: aluminum alloy ... sand and permanent mold-casting Software for drawing: pro/E, auto CAD, UG, CAD, PDF and solid works 2008 flow ... blasting, chromate plating, power coated and anodizing Parts range: auto parts, electronic parts, furniture parts, home appliance and other ...