Search Results for: Carbon brushes used for electrical purposes
crushing are available. if the weight of the crushed sample has to be reduced for subsequent steps of sample preparation (subsampling; splitting), the particle size of the crushed sample must be as small as possible. for this purpose fine crushing must be used (methods and ). if the whole sample is
at labtium and expected contamination: · carbon steel ( " % fe, no base metals) · hardened steel ( " % fe, low mn, ni, cu, cr, co) · chrome steel (up to ppm cr, " % fe, traces mn, cu, co) · tungsten carbide (w, co) · agate (si) for high-precision whole rock analysis tungsten carbide pulverising must...
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