film blowing machine 1.hign speed,hign efficiency 2.professional,popular 3.,automatic, ... quality 4.time and money saving Hign speed film blowing machine Use:It is applied for to blowing plastic films like ... low density polythene (LDPE), high-density polythene (HDPE) and linear low density polythene (LLDPE),etc. It is widely applied to ... 1000 mm250-1000 mm250-1000 mm Hign speed film blowing machine