1. Bisa ga kayan daban-daban, za a iya raba abrasives zuwa karfe da kuma wadanda ba na ƙarfe ba.
Nonmetallic abrasives gabaɗaya sun haɗa da yashi na jan ƙarfe, yashi ma'adini, yashi kogi, emery, launin ruwan kasa alumina, farar fused alumina gilashin harbi, da sauransu. abrasives, in ban da ƴan da ake ci gaba da amfani da su, yawancin an maye gurbinsu a hankali da ƙura.
2. Yashi na lu'u-lu'u, wanda aka samu ta hanyar ƙarfafa dumama yashi da adadin carbon da ya dace a cikin tanderun lantarki.
Lu'u-lu'u na halitta, wanda kuma aka sani da garnet, ma'adinai ne na silicate.Kayayyakin niƙa da aka yi ta hanyar rarrabuwar ruwa, sarrafa injina, tantancewa da hanyoyin ƙima.
Amfani: Yashi mai fashewa don abubuwan dandali na hakowa daga teku, jiragen ruwa na gyara, man fetur da kayan aikin mai da bututun mai, yankan jet na ruwa don duwatsu, da sauransu.
Lokacin aikawa: Afrilu-04-2023