A matsayin wakilin da aka saba amfani da shi na simintin siminti, tungsten cobalt cemented carbide (YG nau'in cemented carbide) yana nufin gami da aka haɗa da tungsten carbide a matsayin lokaci mai wuya da cobalt azaman lokacin siminti, sunan Ingilishi shine tungsten cobalt cemented carbide, kuma sunan alamar ya ƙunshi YG da adadin matsakaicin abun ciki na cobalt.Sunan alamar ya ƙunshi "YG" da adadin matsakaicin abun ciki na cobalt, kamar YG6, YG8 da sauransu.
Dangane da aiki, YG cemented carbide ya haɗu da fa'idodin tungsten carbide da cobalt, waɗanda galibi ana nunawa a cikin babban taurin, kyakkyawan yanayin zafi, ingantaccen tasiri mai ƙarfi, ƙarfin sassauƙa da ingantaccen juriya.Duk da haka, ya kamata a lura cewa ma'auni na jiki na nau'o'i daban-daban na YG cemented carbide sun bambanta, kamar nauyin YG6 shine 14.6 ~ 15.0g / cm3, taurin 89.5HRA, ƙarfin flexural 1400MPa, tasiri taurin 2.6J / cm2, coercivity. 9.6 ~ 12.8KA / m, ƙarfin matsawa 4600MPa;Yawan YG8 shine 14.5 ~ 14.9g/cm3;Yawan YG8 shine 14.5 ~ 14.9g/cm3;kuma yawan YG8 shine 14.5 ~ 14.9g/cm3.YG8 yana da yawa na 14.5 ~ 14.9g / cm3, taurin 89HRA, ƙarfin flexural na 1500MPa, ƙarfin tasiri na 2.5J / cm2, tilastawa na 11.2 ~ 12.8KA / m, da ƙarfin matsawa na 4600MPa.Gabaɗaya, tare da haɓakar abun ciki na cobalt a cikin wani yanayi, ƙarfin juzu'i da ƙarfi da ƙarfi da ƙarfi sun fi kyau, yayin da yawa da taurin suna ƙasa.
Juriya na lalacewa da tauri na nau'in YG cemented carbide yawanci nau'i biyu ne na jikin masu karo da juna, waɗanda galibi suna bayyana a cikin waɗannan abubuwa: a ƙarƙashin wasu yanayi, tare da haɓakar abun ciki na cobalt ko raguwar abun ciki na tungsten, ƙarfin gami yana da ƙarfi. mafi kyau kuma juriya na lalacewa ya fi talauci;akasin haka, tare da haɓakar abun ciki na tungsten ko raguwar abun ciki na cobalt, kayan abrasive na gami ya fi kyau kuma taurin ya fi talauci.Domin warware matsalar rikice-rikicen lalacewa juriya da taurin nau'in simintin carbide mai nau'in YG, mai binciken Patent No. CN1234894C ya ba da sabuwar hanyar samarwa, fa'idodin wannan fasaha na samarwa sune: 1) Saboda tsarin da ba a haɗa shi ba. WC hatsi, ƙungiyar cimined carbide an inganta (WC hatsi adjacency an rage, Co lokaci rarraba shi ne mafi uniform, porosity aka rage, da crack kafofin suna sosai rage), don haka lalacewa juriya da taurin wannan gami ya fi na na guda cobalt coarser-grained gami;2) Yin amfani da foda mai kyau ya fi amfani da cobalt powders na yau da kullun (2-3μm), kuma ana haɓaka taurin wannan gami da 5 zuwa 10%, yayin da ƙari na (0.3-0.6wt%) TaC yana ƙaruwa. taurinsa (HRA) da 0.2 zuwa 0.3, watau juriyarsa shima yana inganta.~ 10%, kuma bayan ƙara (0.3-0.6wt%) TaC, taurinsa (HRA) yana ƙaruwa da 0.2-0.3, watau juriyarsa shima yana haɓaka.
Daga ra'ayi na nau'i, bisa ga nau'in nau'in cobalt daban-daban, tungsten-cobalt cemented carbide za a iya raba zuwa ƙananan cobalt, matsakaici-cobalt da high-cobalt gami;bisa ga nau'i-nau'i daban-daban na tungsten carbide, ana iya raba shi zuwa ƙananan ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta;bisa ga amfani daban-daban, ana iya raba shi zuwa kayan aikin yankan, kayan aikin hako ma'adinai da kayan aiki masu jurewa.
Daga ra'ayi na samar da tsari, shirye-shiryen matakan YG cemented carbide sun hada da tungsten carbide foda da cobalt foda ta hanyar batching, rigar nika, bushewa, granulation, latsawa da forming, de-forming wakili, sintering da sauransu.SAURARA: nau'ikan m da barbashi na WC foda ana amfani da shi don Batching, wanda girman girman ya yi kyau, da kuma girman barbashi na mai kyau barbashi WC foda shine (1.2-1.8) μm.
Daga ra'ayi na aikace-aikace, tungsten da cobalt cimined carbide za a iya amfani da su yanke simintin ƙarfe, da ba ferrous karafa da kuma wadanda ba karfe kayan, ban da samar da gefen kayan aikin, zane molds, sanyi punching molds, nozzles, Rolls, manyan guduma da sauran kayan aiki masu jure lalacewa da kayan aikin hakar ma'adinai.
Lokacin aikawa: Yuli-21-2023