id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-13506		cet-13506		6	.pdf	application/pdf	3840	131	43	Single layer films were also produced for comparison. Coextruded films based on the blends were realized by a Gimac film blowing unit equipped by two single screw extruders (D = 12 mm, L/D = 24), a blow film spiral mandrel die (Collin, Type RWT 25, Din=30 mm, Dext=30.5 mm) and a take-up/cooling system (Collin Film Blowing Line Type BL 50).	cache/cet-13506.pdf	txt/cet-13506.txt