I-polycrystalline fiber bulk inoxinano oluphantsi, i-thermal conductivity ephantsi, ukuxhathisa ukothuka kwe-thermal, i-temp esebenzayo ephezulu, ukuzinza kweekhemikhali ezilungileyo, i-anti-corrosion efanelekileyo njl njl, isetyenziswa ngokubanzi kwi-metallurgy, ulwakhiwo, i-ceramics, i-aerospace, umkhosi njl.