Features: 1.Resin Hopper Capacity for different capacities 2.Fluid Bed Dryer with heater 3.Transfer blower for bead 4.Resin filling blower 5.Pefect sealing and chamber pressure stabilizing ,highly efficient heat transition, energy saving up to 50% comparing to continual type EPS pre-expander. 6.10 “ MCGS touch screen 7.LG PLC control system 8.Resin weighing system 9.Automatic sensor for material level control, fully automatic density monitoring and control device, make the products with even density. 10.Level controller 11. Steam chamber : Two options: ①Inner is stainless steel, outer is color steel ② Both inner and outer are 304 stainless steel 12. Aluminium plug type steam distributor 13. User friendly control panel 14. Second Pre-expanding device (optional)