I-Submicron noma i-ultrafine tungsten carbide powder enosayizi wokusanhlamvu <1µm.
Isetshenziswa njengempahla ye-POT eqedwe kancane kanye ne-plunger;Isetshenziswa njengempahla yezinduku ze-tungsten carbide, imigoqo ye-tungsten carbide neminye imikhiqizo ye-tungsten carbide.