... cooling 2. High speed,co-extrusion 3. High output 4. Durable,hard steel made Stretch cling film machine mainly use LLDPE,LDPE or ... to 2000mm, single 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 ...