film machine of Model SJ45-400 is designed for ... and rectangular bag is less than 30CM. film machine,film blowing machine,film extruder,film machinery,blown film machine:Use: Raw materials of this ... composed by heating, automatic control, die head of film blowing, drawing film in and etc. Mechanisms with reasonable designand stable ... .6TOverall Dimensions(L×W×H)mm5250×1800×4200 blown film extruder