Izinto ezijwayelekile zamathuluzi e-carbide enosimende ikakhulukazi zihlanganisa i-tungsten carbide-based cemented carbide, i-TiC(N)-based cemented carbide, i-carbide enosimende ene-TaC eyengeziwe (NbC), kanye ne-ultrafine-grained cemented carbide. Ukusebenza kwezinto ze-carbide ezinosimende ngokuyinhloko kunqunywa izigaba zokuqinisa ezengeziwe.
I-Carbide Ehlanganisiwe ene-TaC eyengeziwe (NbC)
Ukwengeza i-TaC (NbC) ku-carbide enosimende kuyindlela ephumelelayo yokuthuthukisa ukusebenza kwayo. Kuma-alloys e-TiC/Ni/Mo, esikhundleni sengxenye ye-TiC kufakwa ama-carbides afana ne-WC ne-TaC, anikeza ukuqina okungcono, kuthuthukisa ukusebenza kwe-carbide enosimende futhi kwandise ububanzi bokusebenza kwayo. Ukwengezwa kwe-WC ne-TaC kuthuthukisa:
● Ukuqina
● Imoduli enwebekayo
● Ukumelana nokuguqulwa kwepulasitiki
● Amandla ezinga lokushisa eliphezulu
Iphinde ithuthukise ukuqhutshwa kwe-thermal kanye nokumelana nokushaqeka kwe-thermal, okwenza ithuluzi lifaneleke kakhulu ukusika okuphazamisekile.Kuma-alloys e-WC-Co, ukusebenza kungathuthukiswa ngokungeza u-0.5% kuya ku-3% (ingxenyana yobuningi) yama-carbides afana ne-TaC, NbC, Cr3C2, VC, TiC, noma i-HfC. Izinjongo eziyinhloko zihlanganisa:
● Ukuhluzwa okusanhlamvu
● Ukugcina ukwakheka kwekristalu okufanayo ngaphandle kokwenziwa kabusha okubalulekile
● Ukwandisa ubulukhuni nokumelana nokuguga ngaphandle kokuphazamisa ukuqina
Ukwengeza, lezi zengezo zithuthukisa:
● Ubulukhuni bezinga lokushisa eliphezulu
● Amandla ezinga lokushisa eliphezulu
● Ukumelana ne-oxidation
Ngesikhathi sokusika, ifilimu le-oxide eliqinile, elizikhokhelayo, elimelana nokunamathelayo nokugqokwa kwe-diffusable lapho kwenziwa izinsimbi noma ama-alloys athile. Lokhu kuthuthukisa ukumelana nokugqokwa kwethuluzi futhi kukhulisa amandla alo okumelana nokuguga kwe-crater nokuguga kwe-flank. Lezi zinzuzo ziba sobala kakhulu njengoba okuqukethwe kwe-cobalt ku-carbide enosimende kwanda.
● I-carbide enosimende eno-1% ukuya ku-3% (ingxenyana yobuningi) i-TaC (NbC) ingakwazi umshini ama-ayina okusansimbi ahlukahlukene, okuhlanganisa insimbi ekhonjiwe eqinile ne-alloy cast iron.
● Ingxubevange ye-cobalt ephansi eno-3% ukuya ku-10% (ingxenye enkulu) i-TaC (NbC), efana ne-YG6A, YG8N, ne-YG813, ahlukahlukene. Bangakwazi ukucubungula:
Insimbi epholile epholile
I-Ductile cast iron
Izinsimbi ezingenayo insimbi
Izinto ezisetshenziswa kanzima ukuya emshinini njengensimbi engagqwali, insimbi eqinile, nama-alloys asezingeni lokushisa eliphezulu
Lokhu ngokuvamile kwaziwa ngokuthi ama-alloys enhloso-jikelele (YW). Ukwandisa okuqukethwe kwe-cobalt kukhulisa amandla nokuqina kwalolu hlobo lwe-carbide enosimende, kulwenze lufaneleke ukukhanda imishini kanye nokusikwa okuphazamisekile okunzima ukuya emshinini. Izicelo zifaka:
● Ukuhlikihla izinsimbi ezinkulu zensimbi nezimbongi
● Ukuphenduka, ukuhlela, nokugaya insimbi ye-austenitic kanye nama-alloys angashisi
● Ukukhanda ngama-engeli amakhulu, izingxenye ezinkulu zokusika, kanye nesivinini esiphakathi nendawo ukuya esiphansi
● Ukuvula amalebula okuzenzakalelayo, okuzenzakalelayo, kanye namathuluzi amaningi
● Izivivinyo zokukhiqiza, izinti zegiya, namanye amathuluzi anamandla amakhulu**
Kuma-alloys e-WC-TiC-Co, okuqukethwe kwe-TiC okweqile kukhulisa ukuzwela ekuqhekekeni okushisayo, okuholela ekuhlakazekeni okukhulu. Ukwengeza i-TaC ku-Low-TiC, i-high-cobalt WC-Ti-Co alloys kuyathuthuka:
● Ukuqina
● Ukumelana nokushisa
● Ukumelana ne-oxidation
Nakuba i-TiC yehlisa ukumelana nokushaqeka okushisayo, i-TaC inxephezela lokhu, okwenza ingxubevange ifanele ukusebenza kokugaya.Izindlela ezihlukile ezingabizi kakhulu njenge-NbC noma i-Hf-Nb carbides (ingxenye yobuningi: Hf-60%, Nb-40%) ingathatha indawo ye-TaC. Kuma-alloys e-TiC-Ni-Mo, ukwengeza i-TiN, i-WC, ne-TaC ngesikhathi esisodwa kuthuthukisa kakhulu:
● Ukuqina
● Amandla okuguquguquka
● Ukumelana ne-oxidation
● I-thermal conductivity
emazingeni okushisa aphezulu (900-1000°C).
I-Ultrafine-Grained Cemented Carbide
Ukucwenga okusanhlamvu kwe-carbide enosimende kunciphisa usayizi wesigaba esiqinile, okwandisa indawo engaphezulu yezinhlamvu zesigaba esiqinile namandla okubopha phakathi kwezinhlamvu. Isigaba sokuhlanganisa sisabalalisa ngokulinganayo ngakubo, sithuthuka:
Ukuqina
Ukugqoka ukumelana
Ukwandisa okuqukethwe kwe-cobalt ngendlela efanele futhi kukhulisa amandla okuguquguquka. I-Ultrafine-grained cemented carbide, eyakhiwe ngezinhlayiya ezincane kakhulu ze-WC ne-Co, ihlanganisa:
Ukuqina okuphezulu kwe-carbide enosimende
Amandla ensimbi enesivinini esikhulu
Ukuqhathaniswa kosayizi wokusanhlamvu:
I-carbide enosimende evamile: 3-5 μm
I-carbide enosimende ejwayelekile: ~1.5 μm
Ama-alloys e-submicron-grained: 0.5-1 μm
I-Ultrafine-grained carbide enosimende: Usayizi wokusanhlamvu we-WC ngaphansi kuka-0.5 μm
Ukucwengwa okusanhlamvu kuyathuthuka:
Ukuqina
Ukugqoka ukumelana
Amandla e-Flexural
Ukumelana ne-Chipping
Ukuqina kwezinga lokushisa eliphezulu
Uma kuqhathaniswa ne-carbide evamile enosimende yokwakheka okufanayo, i-ultrafine-grained cemented carbide inikeza:
Ukuqina kokuqina okungaphezulu kuka-2 HRA
Amandla e-Flexural akhuphuka ngo-600–800 MPa
Izakhiwo ezijwayelekile:
Okuqukethwe kwe-cobalt: 9%–15%
Ukuqina: 90–93 HRA
Amandla e-Flexural: 2000–3500 MPa
Amabanga akhiqizwa eShayina ahlanganisa i-YS2 (YG10H, YG10HT), YM051 (YH1), YM052 (YH2), YM053 (YH3), YD05 (YC09), YD10 (YG1101), B60, YG610, YG643, kanye ne-YD053 yezinhlamvu zayo ezinhle kakhulu. I-carbide enosimende ingagalelwa emaphethelweni acijile kakhulu anomahhadlahhadla ophansi, okwenza ilungele amathuluzi anembayo afana nalawa:
Ama-broaches
Ama-Reamers
Izizinda zokunemba
Ihamba phambili ekwenzeni imishini ngokujula okuncane kwamazinga okusika kanye nokudla. Ilungele futhi amathuluzi amancane afana nalawa:
Izivivinyo ezincane
Abasiki abancane bokugaya
Ama-broaches amancane
Amahobe amancane
Ishintsha amathuluzi ensimbi anesivinini esikhulu, ubude bayo buyizikhathi ezingu-10–40 ubude, okungenzeka budlule izikhathi ezingu-100. Amathuluzi e-carbide enosimende ane-Ultrafine-grained afaneleka ngokukhethekile ukwenziwa ngomshini:
Ama-alloys asekelwe ku-ayoni kanye ne-nickel-based high-temperature
Izingxube ze-Titanium
Izinsimbi ezingenasici ezikwazi ukumelana nokushisa
Izinto ezifafaziwe, ezishiselwe, nezigqoko (isb., okusekwe ku-iron, okusekelwe ku-nickel, okusekelwe ku-cobalt, izimpushana zengxubevange eziziphendulela kakhulu, uchungechunge lwe-cobalt-chromium-tungsten)
Izinsimbi eziqine kakhulu
Izinsimbi eziqinile
Izinto zokuqina okuphezulu njenge-high-chromium nama-ayina afakwe nge-nickel-chilled
Lapho kwenziwa imishini enzima emshinini, isikhathi sayo sokuphila side izikhathi ezi-3-10 kune-carbide evamile enosimende.
Kungani Khetha i-Chengduhuaxin Carbide?
I-Chengduhuaxin Carbide igqama emakethe ngenxa yokuzibophezela kwayo kwikhwalithi nokusungula izinto ezintsha. Izindwani zabo ze-tungsten carbide carpet blades slotted blades ze-tungsten carbide zakhelwe ukusebenza okuphakeme, zihlinzeka abasebenzisi ngamathuluzi aletha ukusikeka okuhlanzekile, okunembayo kuyilapho emelana nobunzima bokusetshenziswa kwezimboni okunzima. Ngokugxila ekuqineni nasekusebenzeni kahle, ama-blade slotted we-Chengduhuaxin Carbide anikeza isixazululo esifanelekile sezimboni ezidinga amathuluzi okusika anokwethenjelwa.
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Imibuzo evamile yekhasimende nezimpendulo ze-Huaxin
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uma ucela imimese yemishini eyenziwe ngokwezifiso noma izinsimbi zezimboni ezingekho esitokweni ngesikhathi sokuthenga. Thola I-Sollex Purchase & Delivery Conditionslapha.
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Isikhathi sokuthumela: Jul-14-2025
