Tungsten heavy alloys are usually consisted of W-Ni- Fe or W-Ni- Cu or even W-Ni-Cu-Fe, some tungsten alloy is added Co, Mo, Cr, etc. It could be made as many shapes. Tungsten heavy alloy sphere has a wide application in military filed.
With the highest densities weighting in at 1.7 times heavier than lead, tungsten is the best ideal material for military defense used in military. On the other hand , tungsten is non-toxic, so it is the related product for lead which was used in bullet and shot to reduce the environmental hazardous materials in the military field. As well owing to its great hardness and resistance to high temperature, tungsten alloy sphere has been applied in military defense increasingly today.
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