Belt conveyer: 1.width:500,650,800,1000,1200mm 2.length:as ... is a professional manufacturer of crusher, grinding sand making machine series product, collecting research, production, sales as one ... gear 9) transmission roller 10) supporting frame 11) machine frame 12) lower roller Technical parameter: Belt Width(mm ... Power (kW)Belt Speed (m/s)Capacity (t/h)500≤12m/3kw12-20m/4-5.5kw20-30m/5.5-7 ...