1) 3G-XSJ series lower film blowing machine with three-layer extrusion employs some new technologies such as combined machine head with two-layer extrusion, lower blowing water (rapid) cooling, rotation of mould head etc. 2)It is applicable to PP, MLLDPE, LLDPE, LDPE and terpolymer PP to produce the packing film and compound packing material with good insulation, sealing, transparency, light sheltering, cooking, fresh-keeping, hot-sealing, and printing and other performance. 3)The film has taken the place of most of CPP and BDPP plastic films and provides economical plastic packing film with multi-layer extrusion for the food, agricultural by-products, medical products, pesticide, chemical products, daily necessities and military products etc. We don''t show all models. If other is needed, please contact me.