... alloy uponcustomer’s requirement,like Special Al alloy-1060,1070,2011,2017,2021,2024,3003,5052,6060,6463,6082…2,The ... mill, CNC lathe,CNC machining…3,Surface treatments: mill finished,anodizing,electroplating,powder coating,electrophoresis.4,Meet the China national standard GB ... (2001) and american standard AAMA611-98.5,OEM. anodized or powder coated aluminium heat sink part and aluminium radiator