Abrasives suna da kaifi, kayan aiki masu wuya da ake amfani da su don niƙa filaye masu laushi.Abrasives suna da abrasives na halitta da abrasives na wucin gadi biyu.Bisa ga taurin rarrabuwa na superhard abrasive da talakawa abrasive nau'i biyu.Abrasives suna fitowa daga wakilai masu sassauƙa masu laushi na gida da gem abrasives zuwa abu mafi wuya, lu'u-lu'u.Abrasives abubuwa ne masu mahimmanci a cikin kera kowane nau'in samfuran madaidaicin.Yawancin abrasives na halitta an maye gurbinsu da abrasives na wucin gadi.Ban da lu'u-lu'u, kayan abrasives na halitta ba su da kwanciyar hankali sosai, amma har yanzu suna da ƙimar amfani.Lu'u-lu'u, mafi kyawu, ana samar da shi ne musamman a Afirka ta Kudu, wanda ya kai kashi 95% na yawan abin da ake samarwa a duniya, sauran a Brazil, Australia, Guyana da Venezuela.Lu'ulu'u na masana'antu sun bambanta daga fari-fari zuwa baki.Bayan an yi niƙa, ana iya yin ƙafafun niƙa, bel ɗin abrasive, ƙafafun goge-goge da foda mai niƙa.
Lokacin aikawa: Afrilu-11-2023