upper roller for crusher

upper jaw crusher manufacturer in indai - newstonight.co.za- upper roller for crusher ,upper jaw crusher Grinding Mill China. ... (like the upper teeth set) and the other movable Jaw crusher manufacturer, Roller Crusher ...The familiar malfunction and measures of belt bucket elevatorThe familiar malfunction and measures of belt bucket elevator. 1. ... The resistance of bearing on upper roller and bottom roller is too large. ... Roller crusher;