1,auto loader 2 double rolling and double cutting 3 equipped with double stablizing ring 4 LDPE HDPE LLDPE. SJ-B Elevator rotary head PE film blowing machine Product DescriptionRotary Machine Head Film Blowing MachineIt is used for blowing high-low pressure polyethylene, which has been widely used for producing laminating film, packing film, agricultural covering film, bag or film for textile and ...