Iphansi Lokhuni-Ipulasitiki le-WPC (PE&PP) lisho ukuthi izinto ezihlanganisiwe zokhuni-ipulasitiki ziphelele ngemishini ehlukene yokuxuba, kusukela ekudlaleni, ekukhipheni imikhiqizo, ekuxubeni izinto zokusetshenziswa ngendlela ethile, kwakhiwe izinhlayiya zokhuni-ipulasitiki phakathi, bese kucindezelwa imikhiqizo.
Futhi kulezi zinsuku, indlela enezinyathelo ezimbili isetshenziswa njengamanje, ukusetshenziswa kwe-granulation ebanzi yokusetshenziswa okubanzi kwe-double-cone-noma i-two-extrud er extruder, bese kuba imikhiqizo ye-double-cone noma i-single screw extruder extruder, esetshenziswa kakhulu ngaphakathi noma ngaphandle, ama-parapet, ithreyi, njengemikhiqizo ye-WPC (PE&PP) yepulasitiki extrusion.