1. Bisa ga kayan daban-daban, za a iya raba abrasives zuwa karfe da kuma wadanda ba na ƙarfe ba.
Nonmetallic abrasives kullum sun hada da jan karfe tama yashi, ma'adini yashi, kogin yashi, Emery, launin ruwan kasa fused alumina, farin fused alumina gilashin harbi, da dai sauransu Saboda da musamman high murkushe kudi, high kura abun ciki, mai tsanani gurbatawa, da kuma low yadda ya dace da wadanda ba karfe abrasives, sai dai 'yan da cewa ci gaba da amfani da, mafi an hankali maye gurbinsu da karfe sives.
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 a cikin teku, jiragen ruwa na gyare-gyare, man fetur da kayan aikin mai da bututun mai, yankan jet na ruwa don duwatsu, da sauransu.
Lokacin aikawa: Afrilu-04-2023