Kumena kwa plastiki

Redulus yumye yateguwe nkikigereranyo cyiminota ibiri. Icyiciro cya mbere gihita kigaburira ibikoresho fatizo muri barriel, kandi icyiciro cya kabiri gikomeje kuzamura ibikoresho fatizo kugeza kumpera yo hejuru ya barrale. Umwuka ushyushye utemba hagati yigice cyo hepfo ya barriel. Irahuha kubidukikije, hamwe nuburyo bukomeye bwo guhanahana ubushyuhe bwuzuye bwinjiye neza kuva mu cyuho cyibikoresho byo kwimuka kugeza hasi. Nkuko ibikoresho bigendanwa muri barriel, umwuka ushyushye ukomeje gutangwa mu kigo kugirango ugere ku kuvanga no gukama icyarimwe, gukiza igihe n'imbaraga. Niba udakeneye kruma, ugomba kuzimya isoko ashyushye hanyuma ukoreshe imikorere yo kuvanga gusa. Birakwiriye kuvanga granules, ibikoresho byajanjaguwe hamwe na masterbatches.