If the marterial¡¯s moisture is above 12%,the drying machine is needed to dry the moisture from 12% to 6%-8% before the material ( e.g.sawdust ) is put into Briquette extruder machine.The productivity can be designed as the requirements from customers. Model No. SL-1 /SL-2/SL-3 Productivity (Kg/hour) 250-300kg/600-800kg/1000-1400kg The diameter of the materials < 3mm & < 5mm / < 3mm & < 5mm/< 3mm & < 5mm The temperature of the heating air 180¡ãC~250¡ãC / 180¡ãC~250¡ãC/180¡ãC~250¡ãC Motor power 4kw/5.5kw/7.5kw Weight 1200kg/1600kg/2100 Size of the machine 10*1.0*2.0m / 15*1.0*2.0m /21*1.2*2.5m