1. E tusa ai ma mea eseese, e mafai ona vaevaeina abrasives i metallic ma non-metallic abrasives.
Nonmetallic abrasives e masani ona aofia ai oneone apamemea, oneone quartz, oneone vaitafe, emery, enaena fused alumina, paʻepaʻe fused alumina ipu tioata, ma isi. Ona o le maualuga tele le nutimomoia fua faatatau, maualuga pefu i totonu, filogia ogaoga, ma le lelei maualalo o abrasives le uʻamea, vagana ai mo ni nai o loo faaauau pea ona faaaogaina, o le tele ua faasolosolo abrasives ua.
2. Diamond sand, maua mai i le faʻamalosia o le faʻamafanafanaina o le oneone ma se aofaiga talafeagai o le carbon i totonu o se ogaumu eletise.
O taimane masani, e taʻua foi o le garnet, o se minerale silicate. O mea e oloina e faia i le fa'avasegaina o le hydraulic, fa'ainisinia, su'ega ma metotia fa'avasega.
Fa'aoga: Fa'asa'o oneone mo fa'atūlaga fa'avae vili i fafo, toe fa'aleleia o va'a, suau'u ma mea tau suau'u ma paipa, va'alele vai mo ma'a, ma isi.
Taimi meli: Apr-04-2023