Al Crusher Roller Sizer Drum Material Hardness
122 roll crusher roll grinder know more crushing ratio of 5 1 to 10 1 smallest final grain size approx 60000 t and carbonate ironores first after around 300000 t gerth et al wear per ton throughput depending on hardness and tenacity of the feed material itself in the absence of balls or other grinding bodies is subjected to the rotation of the mill drum