Carbide e entsoeng ka samente e entsoe ka boima bo phahameng, carbide ea tšepe ea refractory (e kang WC, TiC, TaC, NbC, joalo-joalo) hammoho le li-binders tsa tšepe (tse kang cobalt, nickel, joalo-joalo) ka ts'ebetso ea phofo ea metallurgy, hona joale ke matla a phahameng ka ho fetisisa lefatšeng. motsoako, ka boima bo phahameng (89 ~ 93Hm), matla a phahameng, boima bo botle bo chesang le litšobotsi tse ling.Ka hona, e sebelisoa haholo ha ho etsoa likotoana tsa ho cheka, hlobo le lisebelisoa.Ka tsoelo-pele e tsoelang pele ea theknoloji ea ho itšeha ka tataiso ea lebelo le phahameng le ho nepahala ho phahameng, ho thatafala, ho hanyetsa ho roala, ho nepahala ha ho sila le boleng bo phahameng ba lisebelisoa tsa carbide tse entsoeng ka samente li hlokeha ho ba holimo le holimo.Bongata ba lijo-thollo tsa carbide e entsoeng ka samente le bona bo tsoetse pele butle-butle ho tloha ho ea pele e mahoashe le e bohareng ho ea ho e ntle, ea ultra-fine-grained le nanocrystal-grained.
Hona joale, carbide e entsoeng ka majoe a mahoashe e sebelisoa haholo lithulusing tsa jeoloji le liminerale, litempe li shoa, ho cheka oli, lihamore tse kholo tse holimo bakeng sa tlhahiso ea daemane ea maiketsetso, likarolo tsa enjene ea jete le masimo a mang;carbide e nang le grained le ultra-fine-grained cemented carbide e na le litšobotsi tsa boima bo phahameng le matla a phahameng, e sebelisoa haholo-holo bakeng sa ho etsa lisebelisoa tse tiileng tsa carbide, li-indexable inserts le li-drill tse nyenyane.
Ka ntlafatso ea lijo-thollo tsa WC ka carbide e entsoeng ka samente, thepa ea mechine e kang ho thatafala le matla e ile ea eketseha, ha ho ntse ho le joalo thepa e kang ho robeha ha fracture e fokotsehile, 'me ts'ebetso ea ho sila e kang ho hanyetsa ho apara le eona e fetohile.
Mabili a mararo a fapaneng a boholo ba lijo-thollo a silang a sebelisoa ho etsa liteko tsa ho sila tlas'a maemo a itseng a ho sila bakeng sa li-carbide tse tharo tse entsoeng ka samente tse nang le boholo bo fapaneng ba lijo-thollo: mahoashe, a matle le a matle haholo.Ka tekanyo ea matla a spindle, lebili le silang le tahlehelo ea lisebelisoa tsa mosebetsi, le machining holim'a grinder ea holim'a metsi nakong ea ho sila, tšusumetso ea phetoho ea boholo ba lijo-thollo tsa WC ka carbide e entsoeng ka samente mosebetsing oa ho sila le phello e kang matla a ho sila, karo-karolelano ea ho sila, le bokaholimo ba bokaholimo bo hlahlojoa.
Ka teko, ho ka tsejoa hore tlas'a boemo boo, litekanyo tsa ho sila tsa grinder ea holim'a metsi li tšoana, matla a ho sila le matla a ho sila a sebelisoang ke ho sila carbide e entsoeng ka majoe a maholo ho feta a grinder e ntle haholo le e ntle haholo. --grained, 'me matla a ho sila a holim'a grinder a eketseha ka ho phahama ha boholo ba lijo-thollo.Karo-karolelano ea ho sila ea "ultra-fine cemented carbide" e eketseha ha boholo ba lijo-thollo bo ntse bo phahama, e leng se bontšang hore ho hanyetsa ha mofuta ona oa carbide e entsoeng ka samente ho fokotseha ka ho eketseha ha boholo ba lijo-thollo, 'me bokaholimo ba mofuta ona oa carbide e entsoeng ka samente ka mor'a ho sila hantle ka tlas'a. maemo a tšoanang a ho sila a fokotseha ka keketseho ea boholo ba lijo-thollo.
Ho sebelisa lebili la ho sila la daemane ke mokhoa o ka sehloohong oa tlhahiso ea lisebelisoa tsa carbide tse entsoeng ka samente, ho lla holim'a metsi ho na le phello ea bohlokoa mosebetsing oa ho itšeha le bophelo ba ts'ebeletso ea lisebelisoa tsa carbide tse entsoeng ka samente, 'me likarolo tsa ho sila ke tsona lintlha tse ka sehloohong tse ileng tsa ama bokaholimo ba metsi. carbide e entsoeng ka samente
WC-Co cemented carbide specimen e ile ea behoa tekong ea ho sila mochining o silang, 'me mohlala ona e ne e le carbide e entsoeng ka thata e entsoeng ka thata e kentsoeng ke theknoloji ea HIP.
Ka botebo bo ts'oanang, bokhopo ba sebaka sa ho sila sa mohlala bo ile ba eketseha ka ho phahama ha karoloana ea lebili la ho sila.Ha ho bapisoa le lebili la ho sila la 150 #, bokhabane bo kaholimo ba lisampole bo fapana hanyane ha ho siloa ka lebili la 280 #, athe bokhachane bo fetoha haholo ha bo sila ka lebili la W20.
Nako ea poso: Jan-25-2024