Iindaba - Ziziphi izinto ezichaphazela inkqubo ye-sintering densification ye-cemented carbide

Ziziphi izinto ezichaphazela inkqubo ye-sintering densification ye-cemented carbide

I-carbide enesamenteyimveliso metallurgical engumgubo eyenziwe ngecarbide (wc, tic) micron-ubungakanani umgubo wesinyithi ukuqina refractory kunye necobalt (co) okanye nickel (ni) kunye nemolybdenum (mo) njengesibophelelo, sintered kwivacuum eziko okanye hydrogen ukunciphisa eziko. .
tungsten carbide
Xa kuveliswai-carbid enesamentee, ubungakanani bepowder eluhlaza ekhethiweyo buphakathi kwe-1 kunye ne-2 microns, kwaye ubunyulu buphezulu kakhulu.Izinto ezisetyenziswa ekrwada zihlanjululwe ngokomlinganiselo omiselweyo, zongezwa etywaleni okanye kwezinye imidiya kwindawo yokusila emanzi, ukuze zixutywe ngokupheleleyo, zicunyuzwe, zomiswe, zihluzwe kwaye zongezwe kwi-wax okanye i-gum kunye nezinye iintlobo zokubumba, kwaye zomiswe. kwaye yahluzwa ukwenza umxube.Emva koko, umxube uhlanjululwe, ucinezele, kwaye ushushu ukuya kufuphi nendawo yokunyibilika yentsimbi edibeneyo (1300 ~ 1500 ℃), isigaba esinzima kunye nentsimbi edibeneyo iya kwenza i-eutectic alloy.
tungsten carbide
Emva kokupholisa, izigaba ezilukhuni zisasazwa kwigridi ehlanganiswe nezinyithi ezidibeneyo, ezidityaniswe ngokusondeleyo ukuze zenze isiseko esiqinileyo.Ukuqina kwekhabhide enesamente kuxhomekeke kwisiqulatho sesigaba sokuqina kunye nobukhulu beenkozo, oko kukuthi, ukuphakama kwesiqulatho sesigaba sokuqina kunye nokucotha ubungakanani beenkozo, kokukhona ukuqina okukhulu.Ukuqina kwei-carbide enesamenteigqitywe yintsimbi edibeneyo, kwaye ukuphakama kwentsimbi edibeneyo, amandla amakhulu okugoba.

i-tungsten


Ixesha lokuposa: Jun-09-2023