On 16.02.2017 in the Laboratory of the Department of Polymer Processing and Technology of Lublin University of Technology the experimental trials began of extrusion of low density polyethylene FGAN 18-D003 filled with Halloysite nanotubes (HNT) with the addition of compatibilizer. The polyethylene was grafted with maleic anhydride (PE-graft-MA). The activity has been attended by secondment participants from BOR and SEZ as well as by the team from LUT. In the studies, W-25 extruder has been used. The received extrudates will undergo studies of selected properties.