The bigger XD720F has a screening area of 38.5m2 (46 yds3) versus the XD620F of 30m2 (35.8 yds3). The smaller XD620F is really for the operator who has not got the space for an XD720F. The XD720F trommel and XD620F both have long hoppers 3804mm (12.5’). MacMachinery offers this unit with standard features such as; plug-in control panel on board, single segment adjustable large-diameter brush, long hopper with large trommel opening, quick-change drum via side door opening. Customers can also use their existing trommel drums from other trommel screens in their fleet. Due to the efficient design, the XD range of Trommel Screens only requires two motors, hence saving over 75% in energy costs. This is in line with many operators trying to reduce the use of fuels and reduce their overall operating costs. The range of trommels screens with direct feed hopper on the same frame is XD518F, XD620F, XD720F.