... combined equipments of crushing, transporting and sieving in metallurgy, mining. 1.width:1200,1500,1800,2400,3400mm2.wheelbase:4000,4500,5000 ... designed on the basis of technology of German O&K heavy duty apron feeder, Both horizontal and oblique installation is Ok, With ... installation angle of 25º. Compared to the old-type apron feeder, the machine has more reasonable structure, and more simple and ...