... .Inward no cutting7.Highly effectient energy emissionour motor shell has got national patent and is honored as energy ... blue, green, or according to your requirementsMain ProductsAluminum motor shell,other aluminum products.FeaturesEnvironmental protection, Energy-saving, High strength, ... 20 working daysMinimum order1 tons6063 for Aluminum motor shell Alu.profile:AlloySiMgFeCuMnZn60630.48-0.490.63-0. ...