... strength 3,Good electromagneti Tablet PC Metal Frame Casting (Magnesium Parts) :We are a product design, mold manufacturing ... ,Good electromagnetic shielding5,Recyclable Tablet PC Metal Frame Casting (Magnesium Parts) : 1)Software for specification drawings: Auto CAD ... die casting, high-pressure die casting.3)Product material : Magnesium alloy4)Surface: polishing, sand blasting, heat treatment, painting ...