Zhejiang Zhuxin Machinery Co.,ltd is willing to cooperate with customers in Sweden to open up the market. We provide high quality grind machine products, preferential factory prices, and professional after-sales services to provide impetus for the rapid development of your company! FilmBlowing Machines blown film lines are downward extrusion water quenched universal application film lines to produce various combinations of PP and PE grades tailored to customers specific requirements. Film Blowing Machines - Rajoo At Rajoo the metam BlownMachine Stretch Film vs Cast Machine Stretch Film Blown stretch film is made by through a process called blown extrusion - where the film is gradually cooled by the surrounding air. In contrast, cast machine stretch film or cast stretch wrap is form