Ntlafatsa matla joalo ka motsoako oa boholo ba fiber ea khalase ka har'a li-composite tsa polyester tse matlafalitsoeng. Ntlafatsa matla a pele le a metsi a metsoako ea resin ea polyester e matlafalitsoeng, joalo ka 'mabole oa maiketsetso ('mabole oa maiketsetso), quartz ea maiketsetso. E matlafatsa matla a motlakase a metsi a metsoako e mengata e tletseng liminerale le e matlafalitsoeng. Li-resin tsa mofuta oa li-Crosslinks li ntlafatsa ho khomarela le ho tšoarella ha likhomaretsi le liphahlo.