table 2.
Particle size distribution after crushing and milling of primary aluminum dross.
Screen aperture (mm) Weight (%)
+2.000 0.47
−2.000 + 1.680 2.54
−1.680 + 0.600 6.17
−0.600 + 0.400 1.54
−0.400 + 0.125 6.80
−0.125 + 0.074 17.25
−0.074 65.23
Initial dross (before crushing and milling)
+2.000 28.05
−2.000 71.95