Ihe eji eme ihe eji eme ihe eji eme ihe nke metal na igwe ihe eji eme ihe site na usoro. Cartided carbide nwere ọtụtụ ihe dị ka ihe siri ike, na-eyi nguzosi ike, nguzogide nke na-eguzogide, nke na-emegide nguzogide na okpomọkụ nke 500 Celsius C, ka nwere dị elu siri ike na 1000 ℃. A na-eji carbide ebe niile dịka ihe ngwaọrụ, dịka ịgbanwee ngwaọrụ, ndị na-egbu egbu, akụrụngwa na-enweghị isi, ngwa agha, na-egosipụta, na steel, A nwekwara ike iji ya mee ka ihe ndị dị mkpa na igwe na-eguzogide ya, igwe anaghị agba nchara, igwe na-enweghị igwe, wdg, ibelata ngwa ngwa carbide ọhụrụ ugbu a.
Ngwa nke ciment Carbide
(1) ngwaọrụ
Carbide bụ ego kachasị ukwuu nke akụrụngwa, nke enwere ike iji mee ka ihe eji eme ihe, ndị na-egbu osisi, ndị na-akpụ akpụ, wdg. Ihe ndị na-abụghị ọla, dị ka ígwè myọk, cheanụ ọla, brele, wdg.; Tungsten-titanium-copaltaltaltaltalkaltalkallide dị mma maka nhazi usoro ogologo oge maka ọla dị ka steel. Mgbawa igwe. N'etiti alloys ndị yiri ya, ọdịnaya nwere ihe dị mma maka ịkpụ ihe siri ike, yana ndị nwere obere COB ga-adị mma maka imecha. Ebumnuche ga-eme ka ụgbọ ala na-enwekarị ndụ dị iche karịa ka ụgbọ ala ndị ọzọ siri ike maka ihe ndị siri ike dị ka igwe anaghị agba nchara.
(2) Ebube ihe
A na-eji ciment carbide bụ maka ịrụ ọrụ oyi na-anwụ dị ka ịse oyi anwụ, oyi na-anwụ anwụ, mgbakwunye oyi na-anwụ, na oyi na-anwụ anwụ anwụ.
Achọrọ ka ọ bụrụ na ị na-eme ihe ike na-esi ike, mmerụ ahụ siri ike, ike ọgwụgwụ, na-agba mbọ iguzogide ọnọdụ na-eguzogide ọnọdụ ma ọ bụ mmetụta siri ike. A na-ejikarị ọkara na High cobalt ma dị elu na-acha uhie uhie na-eji akara alley alloy na-ejikarị, dị ka YG15c.
N'ikwu okwu, mmekọrịta dị n'etiti iyi na ike ciment na-emegide ya: Mmụba nke iyi nguzogide ga-eduga na mbelata nke ike ga-eduga na mbelata nke iyi iyi na-agbada. Ya mere, mgbe ị na-ahọrọ akara mmụta alloy, ọ dị mkpa iji zute ihe achọrọ dị ka ihe nhazi na ọnọdụ ọrụ.
Ọ bụrụ na ahọpụtara ọkwa ahụ na-adịkarị mfe ịgbaji na mbibi n'oge, a ga-ahọrọ ọkwa nke ihe ike dị elu; Ọ bụrụ na a họpụtara ọkwa ahụ na-adịkarị mfe iyi na mmebi n'oge eji, ọkwa ahụ nwere ike ịhọrọ nguzogide. . Ihe akara ule ndị a: YG15c, YG18C, YG18C, YG20C, YG22C, YG25C site n'aka ekpe gaa n'aka nri, ihe isi ike na-ebelata, ihe siri ike na-ebelata; Kama nke ahụ, ihe dị iche bụ eziokwu.
(3) ngwaọrụ na-eguzogide na-eguzogide
A na-eji carbide dị elu na-agba ịnyịnya na akụkụ nke iji ihe eji eme ihe, na-eme ihe na-esite na mkpanaka na-enweghị isi, n'elu akwa na akụkụ ndị ọzọ na-eguzogide.
Obere ọla na-efe efe bụ ọla ndị otu ígwè, ndị na-achọkarị na nickel.
Mgbe ị na-arụpụta carbide ciment, uru urukuru ahọrọ akụrụngwa akụrụngwa dị n'etiti micron 1 na 2 na ịdị ọcha dị oke elu. A na-etinye ihe ndị ahụ dị ka akara aka, na mmanya na-aba n'anya ma ọ bụ na-agbakwunye mgbasa ozi ndị ọzọ na mmiri na-egwe mmiri na igwe ojii na-eme ka ha gwakọta ma na-eme ya. Sieve. Mgbe ahụ, ngwakọta a na-akpọnwụ, pịrị apị, ma kpo oku na-enwe okpomọkụ nke na-emechi ihe na-agbaze nke na-agbaze ọla na-agbaze (1300 na-agbaze ígwè na-agbaze ga-etolite eutectic ga-etolite. Mgbe obi jụrụ, a na-ekesa usoro ndị siri ike na grid mejupụtara ọla ma nwee njikọ chiri anya na ibe ha iji mejupụta ihe siri ike. Ihe siri ike nke ciment ciment na-adabere na usoro ihe siri ike na nha, ya bụ, ọdịnaya nke ihe siri ike na onye na-eme ka ihe dị elu, kasie ike. Ihe siri ike nke ciment carbide na-ekpebi site na igwe na-egbu egbu. Ihe dị elu na-eme ka ọdịnaya ọla na-eme ka ọ dị elu.
N'afọ 1923, Schlerter nke Germany kwukwara 10% na 20% COBAST gabigara ntụ ntụ dị ka ihe mgbochi, ma chepụta alloy ọhụrụ nke Tungsten Carbide na cobalt. Ihe isi ike bụ nke abụọ gaa diamond. Carbide nke mbụ na-eme. Mgbe ị na-ehicha ígwè na ngwa eji alloy a ga-eyi ngwa ngwa, na ọbụna ebe ịchachara ga-agbaji. N'afọ 1929, Schwarzkov na United States kwukwara ụfọdụ nke carbium Tungsten na titanium carbidi carbides na mbụ mejupụtara ihe mejupụtara ya, nke na-abawanye arụmọrụ nke ngwa ahụ na ịkpụ steel. Nke a bụ ihe ọzọ enwetara na akụkọ ihe mere eme nke mmepe ciment carbide.
Cartided carbide nwere ọtụtụ ihe dị ka ihe siri ike, na-eyi nguzosi ike, nguzogide nke na-eguzogide, nke na-emegide nguzogide na okpomọkụ nke 500 Celsius C, ka nwere dị elu siri ike na 1000 ℃. A na-eji carbide ebe niile dịka ihe ngwaọrụ, dịka ịgbanwee ngwaọrụ, ndị na-egbu egbu, akụrụngwa na-enweghị isi, ngwa agha, na-egosipụta, na steel, A nwekwara ike iji ya mee ka ihe ndị dị mkpa na igwe na-eguzogide ya, igwe anaghị agba nchara, igwe na-enweghị igwe, wdg, ibelata ngwa ngwa carbide ọhụrụ ugbu a.
A nwekwara ike iji carbide gwuo ngwa ngwa, ngwa ọrụ na-egwu egwu, ngwa agha, ihe na-egbu egbu, na-eme ihe na-eguzosi ike, na-anwụ, na-anwụ , na usoro dị iche iche buoner, ezigbo arụmọrụ nke carbide ciment ji nwayọọ nwayọọ dochie ígwè gara aga.
E mesịa, carbide ciment na-adọkakwara. N'afọ 1969, Sweden gara nke ọma zụlitere ngwá ọrụ Carbinium. Ntọala nke Ngwá Ọrụ ahụ bụ Tungsten-Titanium-Coboal Carbide ma ọ bụ Tungsten-Contal Carod. Ọkpụrụkpụ nke titanium carbide mkpuchi n'elu elu bụ naanị obere microns, ma e jiri ya tụnyere otu ụdị ọrụ niile, na ọsọ na-agbatị site na 25% ruo 50% ruo 50%. N'afọ ndị 1970, ọgbọ nke anọ nke ngwaọrụ ndị a na-ejikọ ihe dị ka ihe ndị siri ike na-eme ihe siri ike.
Kedu ka cased ciment si bigharịa?
Carmed carbide bụ ihe eji emepụta ọla mee site na ntụ ntụ nke carbides na ọla kọpa nke setal ka mmata.
MAjar na-emepụta mba
E nwere ihe karịrị mba iri ise n'ụwa nke na-eweta ciment carbide, na ngụkọta nke 27,0001,000t-. Ndị bụ isi na-emepụta ihe bụ United States, Russia, Sweden, Sweden, Japan, Pomation, Conce, WACTOCT CACTED ahịa ciment ciment na-aga nke ọma. , asọmpi ahịa dị oke egwu. Industrylọ ọrụ carbido nke China ciment malitere iwere ọdịdị na mbubreyo 1950. Site na 1960s ruo 1970s, ụlọ ọrụ carded carbid na-etolite ngwa ngwa. Ná mmalite 1990s, ikike mmepụta ciment nke ciment ruru 6000t, na ngụkọta nke ciment Carbisia ruru 5000t, nke abụọ na United States, ọ bụ na nke atọ n'ụwa.
Wc cutter
①tungsten na contal ciment carbide
Ihe ndị bụ isi bụ Tungsten Carbide (WC) na birder cobalt (co).
A na-eme ọkwa ọkwa ya nke "yg" ("siri ike na cobalt" na Chinesin Chinese) na pasent nke nkezi COBALLER ọdịnaya.
Dịka ọmụmaatụ, YG8 pụtara nkezi WCO = 8%, na ndị ọzọ bụ Tuststen-COBALTEND nke Carbide Tungsten.
Tic mma
②tungsten-Titanium-Coboal Carbide
Ihe ndị bụ isi bụ Tungsten Carbide, titanium Carbidi (Tic) na cobalt.
A na-eme ọkwa ọkwa ya nke "YT" ("siri ike, titanium" odide abụọ na Finix Piex) na nkezi ọdịnaya nke Carbidium.
Dịka ọmụmaatụ, YT15 pụtara nkezi wti = 15%, na ndị ọzọ bụ carbide na tungten-titanium na coomalt-copaltine na coomalt-copaltine na coomalt-copaltide na combiding na combiding nwere ọdịnaya.
Ngwaọrụ Tungsten Titanium Tantanium
③tungsten-Titanium-Tantalum (Niubium) Carbide
Ihe ndị bụ isi bụ Tungsten, titanium Carbidi, carbid carbide (ma ọ bụ carbium carbium) na cobalt. Kinddị carbide ciment a na-akpọkwa carbide carbide ma ọ bụ carbida nke ụwa carbide.
A na-eme ọkwa ọkwa ya nke "YW" (The Gonetic Produx nke "siri ike" na "wan") gbakwunyere nọmba, dịka YW1.
Njirimara arụmọrụ
Carbide welded itinye
Siri ike (86 ~ 93hra, ha ruru 69 ~ 81hrc);
Ezigbo ikuku (ihe ruru 900 ~ 1000 ℃, Debe 60hrc);
Iguzogide ala.
Ngwaọrụ carbide bụ ugboro anọ ruo ugboro asaa ngwa ngwa karịa ngwe dị elu, Ngwá ọrụ Ndụ 5 ruo 80. Ibupụta ebu na ngwa ọrụ, ọrụ ndụ bụ 20 ruo 150 oge dị elu karịa nke usoro alloy. O nwere ike igbulata ihe dị ka 50hrc.
Agbanyeghị, ciment carbide na-enweghị ego, ma e weo ya, ọ na-esiri ya ike ịme ngwaọrụ dị mgbagwoju anya. Ya mere, a na-emekarị eriri dị iche iche, nke a na-arụnyere na ngwa ọrụ ma ọ bụ na-ebu ahụ site na ịgbado ọkụ, njikọta, igwe kwụ ọtọ, wdg.
Ogwe osisi pụrụ iche
Itaghari
Ibe ego counbing bụ ịkwado ntụ ntụ ahụ n'ime ime ụlọ, wee banye na oge a na-enweghị atụ (na-ejide ya oge), wee jụọ ya mgbe ọ ga-ajụ ciment Akụrụngwa ejiji na Njirimara achọrọ.
Enwere ike kee usoro carbing carinting ụzọ anọ:
1: N'ọnọdụ nke iwepu ihe ndị na - emepụta ihe na akwụkwọ na - enweghị atụ na - agbanwe agbanwe dị ka ndị a:
Mwepụ nke ịkpụzi ihe, na mmụba nke okpomoku na mbido mbụ nke ịpụ, na-eji nwayọ nwayọ ma ọ bụ veporizes, na ahụ na-enweghị ahụ. Ụdị ahụ, ọnụọgụ na ịgha ụgha dị iche.
The oxides n'elu ntụ ahụ belatara. N'oge okpomoku na -atughari, hydrogen nwere ike belata oke nke cobalt na Tungsten. Ọ bụrụ na ewepụla onye na-ahụ maka ya na oghere ma kpochapụ, mmeghachi omume carbon-oxygen adịghị ike. Igwe eji emeputa ihe di n'etiti ahihia a na-eji nwayọọ nwayọọ na-eji nwayọọ nwayọọ na-eji nwayọọ na-esighachi weghachi ma reclelize na-amalite ime, na ike na-eme ka ọ dị mma.
2: Usoro sọks siri ike (800 ℃ -Eueutectic)
Na okpomọkụ tupu ọdịdị mmiri mmiri na-aga, na mgbakwunye na usoro nke ogbo ahụ, mmeghachi omume siri ike na-akawanye mkpa, na ahụ e nwere ike na-akụda nnukwu mkpa.
3: Liquacha igwe na-acha uhie uhie
Mgbe mmiri mmiri na-apụta na ahụ na-acha uhie uhie, a na-emecha akwụkwọ ọsọ ọsọ ọsọ, mgbanwe nke kristal na-esochi ụkpụrụ nke alloy.
4: Njikere oyi (ebe a na-ekpo ọkụ)
N'oge a, ihe owuwu na ihe nhazi nke alloy nwere mgbanwe ụfọdụ na ọnọdụ dị mma dị iche iche. Enwere ike iji atụmatụ a kpoo ụgbọ ala ciment iji meziwanye ihe anụ ahụ ya na nke arụ ọrụ.
Oge post: APR-11-2022
