... of resin for producing LDPE and LLDPE strech film or casting film. The machine is can be single screw item and ... material and hardware parts. The main components of double layer streth film machine are extruder reducer, cylinder screw, main motor, ... , inverter, heating unit, electric unit. NameYULONG-1000 double layer co-extrusion casting film machineMaterialLDPE, LLDPE ,HDPE, MLLDPE, PP, EVA, PEVA, ...