This line has in input the plastic waste (plasmix) to be treated from different flows of origin:
- mixing of the material;
- primary shredding up to a homogeneous size of about 50 mm;
- densification-extrusion, where there is a friction of the plastic mass, at 150-180 ° C, with a melting and thickening in a plastic melt;
- belt cooling;
- grinding in a secondary shredder (granulator) up to a size between 0 and 8 mm, depending on the use for which it is intended.