film machine of Model SJ45-400 is designed for ... than 30CM. film machine,film blowing machine,film extruder,film machinery,blown film machine:Use: Raw materials of this machine should be selected LDPE, index in ... composed by heating, automatic control, die head of film blowing, drawing film in and etc. Mechanisms with reasonable designand stable ... Dimensions(L×W×H)mm5250×1800×4200 blown film extruder