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In appearance, tungsten is a shiny metal with a density of about 20 grams per cubic centimeter, very close to the density of gold, which is why tungsten is used to make fake bullion. Comparing the weight of tungsten rods with magnesium rods, it can be seen that the smaller volume of tungsten rod is heavier than the larger volume of magnesium rod. Tungsten metal hardness is very high, even if the use of grinding wheel is not broken, in addition, the tensile strength of tungsten is the highest.
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