... , surface roughness is Ra 1.6 3.2, material and machining cost can be saved.2, Complicated shape part is available, multiple ... complex parts can be casted together to save combination and welding work.3, Cast LOGO design or ... .3. Air conditioner, fridge,cleaner,electric fan, coffee pot, electric rice cookers etc.4. Ultrasonic machine, X ray machine, instrument, monitor ...