The blown film process is used to produce a wide variety of products, ranging from simple monolayer films for bags to very complex multilayer structures used in food packaging. Multilayer film structures may be made by blown film coextrusion and combines two or more molten polymer layers.

Multi layer co-extrusion blown film lines are available in a wide range of configurations from two to nine layers to produce variety of films like lamination grade films, liquid packaging films, ultra high barrier films, high dart FFS resin sacks films, meat and cereal packaging films, oil.