I-"Passion" ye-tungsten carbide slitting knife yoshishino lwe-lithium yenziwe ngumgangatho ophezulu we-virgin tungsten carbide powder kunye ne-cobalt powder kunye ne-powder metallurgy method. Xa kuthelekiswa nentsimbi yentsimbi yemveli, iincakuba zeTCT zePassion zinobunzima obuphezulu kakhulu (HRA 89 ukuya ku-93) kunye nokumelana nokunxiba (3500 ukuya ku-4000 Mpa) .Kwiminyaka eyi-10 edlulileyo, iimela zethu zithengiswa kakhulu eChina, eYurophu, eJapan nase-USA njl. Iimveliso zethu ezikumgangatho ophezulu kunye namaxabiso emizi-mveliso aphumelele kwiimarike ezinkulu zasekhaya nezangaphandle kubasasazi bethu.