Cylinder Head for Automobile Spare Parts 1.Aluminum die casting 2.ISO9001:2008 3.SGS ... ,and many other aluminum alloy are all acceptable.DimensionAs drawings or samplesSurface treatmentSandblasting, Painting, Powder coating, Anodize, Galvanized, Chrome ... plating, Nickel plating,etc.Die casting mouldsCavitySingle or MultipleMaterialH13,DIEVAR,QDN,8407,2344V,TQ1,2343,SKD61,45#steel ...