Pressure Mg casting part with light weight applied in Camera industry. With the demand of lightweight, more and more magnesium slloy is being used HPDC die cast.. EC Tech have differnet tonage die casting machines that can die cast different sizes Mg casting housings. Compared to aluminum, magnesium is 33% lighter, with similar or improved mechanical properties, and machines easier. The camera magnesium alloy casting shell is one of the components of the camera, plays a protective role of the camera.