enokuthi ilungelelanise i-masterbatch kunye nomgubo wombala kwimibala eyahlukeneyo ngokweemfuno zemveliso yomthengi, ukuze kuphuhliswe imibala eyahlukeneyo yeentsinga ezidayiweyo, kunye nokukhawuleza kombala malunga nebakala le-4-4.5, elineziphako eziphantsi.