The Sand Casting Products used sand casting machining material:stainless steel;carbon steel;grey iron;ductile iron;Sand Casting for Valves,Sand Casting for Shipping Parts,Sand Casting for Quick Coupling,ect. The producing process:lost wax casting; Sand Casting;forging;silicon silicate process;ect. The offered surface treatment: hot galvanizing, painting;powder coating; plating zinc;dacromet; polishing,mirror polishing; anodizing;e-coating;loxygenation,ect.