triple bubble line packaging film making line Layer:3--7; thickness:30--100um; Max line speed:50m/min, Output:50kg/h. Multi-layer Biaxially Orientation Shrink Film Production Line absorbs foreign advanced technology and combined with our knowhow, applies to process LDPE, LLDPE, EVA, EAA, EMA, Ionomer MPE, Nylon, EVOH and etc. It is used in production of barrier shrink film, special in production ...