Wani kayan abu mai kyau da aka yi da mummunan fili na maimaitawa da ƙarfe mai gamsarwa ta hanyar tsarin foda. Cemented Carbide yana da jerin kyawawan abubuwan kirki kamar babban ƙarfi, ƙarfi da juriya, wanda ya kasance mai ƙarfi har ma a cikin zafin jiki na 500 ° C, har yanzu yana da ƙarfi a 1000 °. Carbide an yi amfani da shi azaman kayan aiki, kamar su juya kayan aiki, kayan masarufi, da sauransu, karfe, dutse, dutse, da yawa manganese. Kayan aikin Carbide yanzu daruruwan lokutan da na carbon karfe.
Aikace-aikacen carbide
(1) kayan kayan aiki
Carbide shine mafi yawan kayan kayan aiki, wanda za'a iya amfani dashi don yin kayan aiki, masu ɗorewa da kuma sarrafa ɓoyayyen kayan kwari, masu jefa kuri'a, castlite, da sauransu.; Tongent-titanium-Cobalt Carbide ya dace da sarrafa karagar karagar lantarki kamar karfe. Guntu na'ura. Daga cikin Alloys, waɗanda ke da ƙarin abubuwan da ke cikin abin da ke cikin mama suka dace da ƙirar m, kuma waɗanda ke da ƙarancin abun ciki sun dace da ƙare. Janar-manufa tabbas carbides suna da tsayi da yawa kamar sauran carbarid carbides na kayan masarufi kamar bakin karfe.
(2) kayan mold
Ana amfani da Carbide Carbide galibi don aikin sanyi wanda ya mutu kamar zane mai sanyi ya mutu, sanyi mai lalacewa ya mutu, da sanyi.
Carbide sanyi ya mutu ya mutu yana da tasiri mai tasiri, karfin zuciya, karfin gwiwa, karfin gwiwa, da karfi da karfi a karkashin yanayin aiki mai tsaurin kai a karkashin yanayin aiki mai tsauri. Matsakaici da babban comalt da matsakaici da matsakaici hatsi ciyayi sutthoy galibi ana amfani da su, kamar su yg15C.
Gabaɗaya magana, dangantakar da ke haifar da juriya da kuma tauri Carbide ta zama sabani zai haifar da rage girman juriya. Therefore, when selecting alloy grades, it is necessary to meet specific use requirements according to the processing object and processing working conditions.
Idan zaɓaɓɓen sa shine yalwaci zuwa farkon fashewa da lalacewa yayin amfani, da daraja tare da mafi girma ya kamata a zaɓi; Idan darajojin da aka zaɓa yana yiwuwa ga sanyin wuri da lalacewa yayin amfani, da daraja tare da mafi girman wuya da mafi kyawun sa ya zaɓi. . Grades masu zuwa: YG15C, YG18C, YG2C, YG25, YG25C, YG25C, YG25C, YG25C, YG25C, YG25C, YG25C, YG25C, YG25C, Yang Akasin haka, kishiyar gaskiya ce.
(3) Aunawa da kayan aiki da sassan da suka jingina
Ana amfani da Carbide don kayan masarufi mai tsayayya da kayayyaki masu tsayayya da kayan aikin tsayayye, farantin grinders da kuma kula da riguna da kuma wasu lates da sauran sassan da ke sanyawa.
Kayan ƙarfe na ciki sune ƙananan ƙarfe na group, na yau da kullun Cobalt da nickel.
Lokacin da masana'antu ke da alama carbide, barbashi girman zaɓaɓɓen albarkatun kayan aikin shine tsakanin 1 da 2 microns, kuma tsarkakakkun yana da girma. Abubuwan da ba a buga albarkatun ƙasa bisa ga ka'idodin tsarin da aka tsara ba, da barasa ko wasu kafofin watsa labaru na rigar da za su sanya su cikakke. Sick cakuda. Bayan haka, cakuda da aka ƙaddara, matsi, da kuma mai zafi da zazzabi kusa da meling m na m metind na da m da kuma m lokaci da kuma ƙarfe mai ƙarfi zai samar da Eutectic alloy. Bayan sanyaya, ana rarraba manyan matakai a cikin grid da aka haɗa da ƙarfe da ke tattare da juna don samar da cikakken abu. A wuya carbide ya dogara da abun ciki na yau da kullun da girman hatsi, wato, mafi girman da aka girka hatsi, mafi girman wuya. Taurin kai na carbide na da aka ƙaddara shi da karfe mai gamsarwa. Mafi girman abun ciki na Inder, mafi girma m ƙarfi ƙarfi.
A cikin 1923, Schlerter na Jamus ya kara da 10% zuwa 20% Cobalt zuwa tungsten carbide foda a matsayin wani abu ne na Tobalt da Cobalt Carbide da Cobalt. Harry ne na biyu kawai ga lu'u-lu'u. Farkon carbide da aka yi. A lokacin da yankan karfe tare da kayan aiki da aka yi da wannan alloy, gefen yankan zai lalace da sauri, har ma da yankan yankan zai fasa. A cikin 1929, Schwarzkov a cikin Amurka ya kara da cewa wasu adadin carbide da titanium carbides carbides zuwa asali abun da ke ciki, wanda ya inganta aikin kayan aiki a yankan karfe. Wannan wani babban rabo ne a cikin tarihin carbide.
Cemented Carbide yana da jerin kyawawan abubuwan kirki kamar babban ƙarfi, ƙarfi da juriya, wanda ya kasance mai ƙarfi har ma a cikin zafin jiki na 500 ° C, har yanzu yana da ƙarfi a 1000 °. Carbide an yi amfani da shi azaman kayan aiki, kamar su juya kayan aiki, kayan masarufi, da sauransu, karfe, dutse, dutse, da yawa manganese. Kayan aikin Carbide yanzu daruruwan lokutan da na carbon karfe.
Hakanan za'a iya amfani da kayan aikin carbide, kayan aikin hako fuska, kayan aikin hako, da kuma abubuwan da ke tattare da kayan maye, kamar yadda zane-zanen iska, da kuma abubuwan da ke tattare da carbide a hankali).
Daga baya, mai da aka rufe a fili Carbide shima ya fito. A shekarar 1969, Sweden ta sami nasarar bunkasa kayan aikin titanium carbide. Tushen kayan aiki shine Titanium-Titanium Carrbide ko TungsoBe-carbide carbide. Kauri daga titanium carbide shafi a farfajiya ne kawai 'yan microns ne kawai, amma an kara saurin sabis da kashi 25% zuwa 50%. A cikin 1970s, ƙarni na huɗu na kayan aikin mai rufi sun bayyana don yanke kayan masarufi mai wahala.
Ta yaya aka bincika carbide carbide?
Cemented Carbide kayan karfe ne da aka yi da foda metallurgy na carbides na carbides da metals na ƙarfe mai gyara ɗaya ko fiye.
MAjor samar da kasashe
Akwai kasashe sama da 50 a duniya da ke fito da curbide carbide, tare da jimlar fitarwa na 27,000-28TE-. Babban masu kera sune Amurka, Rasha, Sweden, China, Jamus, Jamus, China, Jamus, kasar Sin, Faransa, da sauransu. , gasar kasuwar tana da matukar zafin rai. Masana'antar Curmide ta China sun fara daukar tsari a ƙarshen shekarun 1950. Daga shekarun 1960 zuwa 1970s, karkashin masana'antar Carbide ta China ta ci gaba cikin sauri. A farkon shekarun 1990, damar samuwar Carbide ta kai 6000t, da kuma fitowar Carbide da Carbide da Amurka, yana da matsayi na uku a duniya.
Wc cutter
①tungsten da Cobalt sun goge Carbide
Babban abubuwan haɗin sune Carbide (WC) da kuma boye-conder cobalt (Co).
Matsayinta ya ƙunshi "yg" ("mai wahala da cobalt" a cikin Pinyine na kasar Sin) da kuma adadin matsakaicin abun ciki na cobalt.
Misali, YG8 yana nufin matsakaiciyar WCO = 8%, sauran kuma sune carbide-Cobalt carbide na tungsten.
Tic wukake
Titanium-Titanium Carbide
Babban abubuwan haɗin sune carbide, carbide na Titanium (TIC) da Comalt.
Matsayinta ya ƙunshi "YT" ("Hard, Titanium" haruffa biyu a cikin pinyine na kasar Sin) da matsakaita na cikin Carbide na Titanium.
Misali, YT15 yana nufin matsakaiciyar Wti = 15%, kuma sauran sune Tungsoum-Titanium-Carbide-Cobalt Carbide tare da Cobalt abun ciki.
Tagganium Tantalum Tool
③Tannsten-titanium-tantalum (niiobium) curbide
Babban kayan aikin sune carbide, Tantalum Carbide, Tantalum Carbide (ko carbide carbide) da cobalt. Irin wannan irin carbide da aka zage shi kuma ana kiranta gaba daya charbide ko duniya gurbata carbide.
Matsayinta ya ƙunshi "yw" (prefis na kasar Sin na "Hard") da "WAN" da lambar tsari, kamar wannan lambar, kamar Yw1.
Halaye na aiki
Carbide welded abuns
Babban ƙarfi (86 ~ 93hra, daidai da 69 ~ 81hrc);
Kyakkyawan Hardness (har zuwa 900 ~ 1000 ℃, ci gaba da 60hRC);
Kyakkyawan juriya.
Kayan aikin katako sune sau 4 zuwa 7 cikin sauri fiye da ƙarfe mai sauri, kuma rayuwar kayan aiki shine 5 zuwa 80 sau sama. Kayan masana'antu da kayan aikin auna, rayuwar sabis ɗin ce 20 zuwa 150 sau sama da na alloy kayan aiki. Zai iya rage kayan wuya na kimanin 50HRC.
Koyaya, carbide carbide yana da ƙarfi kuma ba za a iya mama ba, kuma yana da wuya a sami kayan aikin da ke da siffofin hadaddun. Saboda haka, ruwan hoda na siffofi daban-daban ana yin su sau da yawa, waɗanda aka sanya a jikin jikin kayan aiki ko jiki na jiki ta hanyar waldi, ba da sanda, da sauransu.
Na musamman mashaya
Tauri
Jami'in Cembaride suna da ma'anar haɗakarwa yana danna foda a cikin billence, sannan zazzabi na zamani), sauke shi don samun kayan carbide na carbide tare da kaddarorin da ake buƙata.
Za'a iya raba tsarin yanayin sinadarin da aka zira zuwa matakai huɗu na asali:
1: A cikin mataki na cire wakilin forming da kuma nuna alama, canje-canje na jiki kamar haka:
Cire wakilin molding, tare da karuwa da zazzabi a farkon matakin yi wa yin amfani da shi, da m takardar sharewa a hankali, da kuma an cire jikin da aka yi. Nau'in, adadi da tsarin suna daban.
Da okides a saman foda an rage. A zazzabi na sihiri, hydrogen na iya rage aski na Cobalt da tungsten. Idan an cire wakili na forming a cikin wuri kuma an yi zunubi, sakamakon carbon-oxygen bashi da ƙarfi. Taron sadarwar tsakanin barbashi foda an cire shi hankali, da bawan m karfe fara murmurewa da recrystallize, farfajiya ya fara faruwa, da kuma ƙarfin da aka ba shi.
2: Matsakaicin Mataki na Sihiri (800 ℃ -Eutect zazzabi)
A zazzabi kafin bayyanar ruwa mai ruwa, ban da ci gaba da aiwatar da matakin da ya gabata, da m-lokaci dauki da yaduwa da aka inganta, da kuma raunin da aka yi da shi, da kuma rushe filastik da aka yi raguwa sosai.
3: Ruwa na ruwa na sihiri mataki (Eutectic zazzabi - sintiri na zazzabi)
Lokacin da ruwa ya bayyana a jikin da aka yi da aka yi, an kammala shrinkage da sauri, ya biyo bayan canji na lu'ulu'u don samar da ainihin tsarin da tsarin alloy.
4: Matsayi mai sanyaya (zazzabi na amfani - zafin jiki)
A wannan matakin, tsarin da kuma abun da abun ciki na kayan maye suna da wasu canje-canje tare da yanayi daban-daban. Ana iya amfani da wannan fasalin don zafi carbide carbide don inganta kayan aikinta da na injin.
Lokaci: APR-11-2022
