1. Indlela yokuhlanjululwa kwezinto ezibonakalayo Ngenxa yokuba i-WBN, i-HBN, i-pyrophyllite, i-graphite, i-magnesium, isinyithi kunye nezinye izinto ezingcolileyo zihlala kwi-CBN powder;Ukongeza, yona kunye ne-binder powder iqulethe i-oksijeni ye-adsorbed, umphunga wamanzi, njl., engathandekiyo kwi-sintering.Ke ngoko, indlela yokucoca ye-r...
Funda ngokugqithisileyo