1. Stable,good cooling 2. High speed,co-extrusion 3. High output 4. Durable,hard steel made Stretch cling film machine mainly use LLDPE,LDPE ... layer to 2 layers, 3 layers, 5layers and so on.Three layers stretch cling film machine:1) Main parts: one electrical power ... control box,3 extruders, one die,2 cooling forming rollers,on-line recycling ...