Carbide ndiyo yakanyanya kushandiswa kirasi yekumhanya-mhanya Parizvino, pane mazana eWC-yakavakirwa cemented carbides neyekuumbwa, zvakanyanya kushandisa cobal (nic) sechromeri (crromel (crmodhiyo (crkuny (nic. zvimwe zvekupa zvinhu. Nei paine akawanda emakadhi emakiresi? Vagadziri veburi vanosarudza sei izvo zvekushandisa zvishandiso zvekutengesa zvekutengesa? Kuti upindure mibvunzo iyi, ngatitarisei kutarisisa zvinhu zvakasiyana siyana izvo zvinoita kuti isimbe carbide chinhu chakanakira chishandiso chezvinhu.
kuomesa uye kuoma
WC-Co Casement Congode ine zvakaringana zvakanaka mukuomesa uye kuomarara uye kuoma. Tungsten Carbide (WC) inoshamisa kwazvo (kupfuura corundu kana alumina), uye kuomarara kwaro hakuwanzo kuderera sezvo tembiricha yekushandisa. Nekudaro, iyo inoshaya moyo yakaringana, chinhu chakakosha chekucheka maturusi. Kuti vatore mukana wekureba kweTungsten Cardide uye nekuvandudza kuoma kwaro, vanhu vanoshandisa simbi kuti vasungo vabati pamwe, kuti zvinhu izvi zviome zvakakura zvekumhanyisa kucheka simba. Mukuwedzera, inogona kumira tembiricha yakakwirira yekucheka inokonzerwa nekumhanya kwemvura yakakwira.
Nhasi, dzinenge dzese WC-Co PGOVES uye maPones akabatanidzwa, saka basa rezvinyorwa zvacho zvinoita sezvisina kukosha. Asi kutaura zvazviri, ndiyo yakakwirira elastic modulus yeWC-Co zvinyorwa (chiyero chekusimirira, ndechipi chinenge katatu chesimbi-yekumhanyisa simbi yekudziya mukamuri Iyo WC-co matsrix inopa zvakare iyo inodiwa kuomeserwa. Izvi zvivakwa ndizvo zvakakosha zvivakwa zveWC-CO zvigadzirwa, asi zvinhu zvekushandisa zvinogona zvakare kugadziriswa nekugadzirisa zvinyorwa uye microcenture kana ichigadzira carbide yekoti. Naizvozvo, kukodzera kwekushandisa kwekushandisa kune yakatarwa machining zvinoenderana nehukuru hwekuita kwekutanga.
Kugaya maitiro
Tungsten carbide poda inowanikwa ne carbelizing tungsten (w) poda. Hunhu hweTungsten Carbide poda Kudzora kwemakemikari zvakare kwakadzoreredza, uye iyo kabhoni yezvinyorwa inofanira kugara ichichengetwa (padhuze neiyo stoichiometric kukosha kwe6.13% nehuremu). Chikamu chidiki cheVanadium uye / kana chromium chingave chakawedzerwa pamberi pekurapa kwekurapa kuitira kudzora iyo poda sizi saizi kuburikidza nenzira inotevera. Yakasiyana-siyana yekugadzirisa maitiro uye akasiyana magumo anoshandisa iyo inosanganiswa ye tungsten carbide Semuenzaniso, ATI ALLLDYNE, tungsten carbide mugadziri weTungsture Carbide powder, uye mhando dzeTungsten Carbide
Kana kusanganisa uye kugeda tungsten carbide poda uye simbi chisungo kuburitsa imwe giredhi reganho rechikamu chepfuti, kusanganisa kwakasiyana siyana kunogona kushandiswa. Izvo zvinonyanya kushandiswa zveborari zvirimo 3% - 25% (uremu (uremu ratio), uye pane zvekuda kusimudzira kupesana kwechishandiso chezvishandiso, zvakakosha kuti uwedzere nickel ne chromium. Uye zvakare, chisungo chesimbi chinogona kuve chakawedzerwa nekuwedzera zvimwe zvinhu zvezvikamu. Semuenzaniso, kuwedzera Ruthenium kune WC-Co Casement Carbide inogona kuvandudza zvakanyanya kuomesa kwayo pasina kuderedza kuomesa. Kuwedzera zviri mukati meBinder kunogona zvakare kugadzirisa kuomarara kwekadzi yemasimichi, asi ichaderedza kuoma kwadzo.
Kuderedza saizi yeTungsten Carbide zvimedu zvematangi kunogona kuwedzera kuomarara kwezvinhu, asi saizi yemakona yeTungsten inofanira kuramba yakafanana panguva yekuita kwekutadza. Panguva yekuchinjisa, iyo tungsten carbide svina inobatanidza uye inokura kuburikidza nekuita kwekuparadzwa uye kudzikisira. Muchiitiko chaicho chinonamira, kuitira kuti ugadzire zvinhu zvizere zvakazara, chisungo chesimbi chinova chinwiwa (chinonzi chinwiwa chikamu chinotsikiswa). Mari yekukura yeTungsten yemabhokisi emakona anogona kudzorwa nekuwedzera dzimwe transition simbi (VC), chrromium carbide (CR3C2), titanium carbide (tac), uye niobium carbide (NBC bardide (NBC bardide (NBC bardide (NBC. Aya marefu emakungwa anowanzowedzerwa kana tungsten bardide powder yakasanganiswa uye yakanyorwa nesangano resimbi, kunyangwe nyuni yechikepe uye chromium carbide kana iyo tungsten carbide poda yakaiswa.
Tungsten carbide poda inogona zvakare kubudiswa nekushandisa yakagadzirwazve marara masokisi carbide zvinhu zvinhu. Kudzokorodza uye kushandiswazve kwekushandiswazve munhoroondo muhomwe yemasendimita yechirongo chehupfumi uye ichibatsira kuderedza mari, chengetedza zviwanikwa uye kudzivisa marara. Kurwadzisa. Scrap cement carbide inogona kuwanzoshandiswazve neAPT (ammonium prarungstate) process, zinc yekudzoreredza maitiro kana nekupwanya. Izvi "Tungstled" Tungsten Carbide Powers kazhinji zvine chekuita, zvinofungidzirwa kuti vane nzvimbo diki pane tungsten carbide poder zvakagadzirwa zvakananga kuburikidza ne tungsten carbrezz.
Mamiriro ekugadzirisa ekukwevera kweTungsten Carbide poda uye chibvumirano chesimbi ndezvekukosha zvakare maitiro. Iwo maviri anonyanya kushandiswa nzira dzekugaya bhora uye micromilling. Zvese zviitwa zvese zvinogonesa yunifomu yekusanganisa kweiyo yakanyorwa podals uye yakaderedzwa size. Kuti iite kuti iyo yakazadzikiswa basa rekushandira zvine simba rakakwana, ramba uine chimiro chebasa, uye gonesa iyo inoshanda kana manipulator yekutora basa rekushanda, zvinowanzo kuve zvakafanira kuwedzera organic binder panguva yekukuya panguva yekugeda. Kuumbwa kwemakemikari echisungo ichi kunogona kukanganisa density uye simba reiyo yakamanikidzwa basa. Kufambisa kubata, kunokupa mari yekuwedzera yakakwira simba masisiteri, asi izvi zvinoguma nekubatana kwezasi uye kunogona kuburitsa mapundu izvo zvinogona kukonzera kuremara muchero yekupedzisira.
Mushure mekunge chigayo, iyo hupfu inowanzo kupfira-yakaoma-yakaoma kugadzira yemahara-inoyerera agglomerates yakabatanidzwa pamwe ne organic binders. Nekugadzirisa kuumbwa kweiyo organic binder, kuyerera uye kubhadharisa density yeaya agglomerates kunogona kuvezwa sezvaunoda. Nekutarisa kunze kwekamuri kana zvidimbu zvidimbu, iyo size saizi yekuparadzira iyo inoshatirisa inogona kuenderera mberi kuti ive yakajeka kuti iite kuyerera kwakanaka kana yakatakurwa muBold Cavity.
Workitiece Kugadzira
Makamuri emabhiza anokwanisa kuumbwa nenzira dzakasiyana siyana maitiro. Zvichienderana nehukuru hwebasa rekushanda, mwero wechimiro kuomarara, uye kugadzirwa kwebhasiti, kucheka mari zhinji kunoumbwa uchishandisa pamusoro- uye pasi-kudzvinyirira kuomarara kunofa. Kuti uchengetedze kuwirirana kwehuremu hwekushanda uye saizi panguva yega yega kudzvanya, zvakakodzera kuti uve nechokwadi chekuti huwandu hwehupfumi (huwandu uye huwandu) kuyerera mukati meripakati. Iyo fluidity yeupfu inonyanya kudzorwa nekugoverwa kweiyo Agglomicer uye zvivakwa zveiyo organic binder. Akaumbwa workisices (kana "mapepa" anoumbwa nekushandisa kudzvanywa kwekuumba kwe10-80 KSI (kilo mapaundi erimende) kune hupfu hwakatakurwa mumota.
Kunyangwe pasi pekumanikidza kwakanyanya kuumbwa, iyo yakaoma tungsten carbide zvisingaite kana kutyora, asi iyo organc binder yakamanikidzwa mumapundu pakati pe tungsten carbide, nekudaro kugadzirisa chinzvimbo chezvikamu. Kukwirisa kwepamusoro, iyo yakasimba kusungwa kweiyo tungsten carbide zvimedu uye yakakura density yeiyo basa rekushanda. Zvivakwa zvekuumba zvemakiromita emakadhi emakona anogona kusiyana, zvichienderana nezvinoita simbi yekubatanidza, saizi ye tungsten carbide, huwandu hwekuwedzera, uye kuwedzerwa kweiyo organic binder. Kuti upe ruzivo rwehuwandu pamusoro peiyo denderedzwa zvivakwa zvemakirikirwo emakamuri emukati Iyi ruzivo inovimbisa kuti poda inopihwa inoenderana neye mudziyo mugadziri wekuumba maitiro.
Yakakura-size carbideces Kunyangwe iyo yekugadzira danho rekudzvanya rakamanikidza kupfuura iro rekuumba nzira, mutengo wekugadzira wezvishandiso zvakadzama, saka nzira iyi yakakodzera kugadzirwa kwechidiki batch kugadzirwa.
Iyi nzira yekuita ndeyekuisa iyo hupfu muhomwe, uye simbisa iyo yemuromo wemombe, uye ndokuisa bhegi rizere nehombodo mukamuri, uye shandisa yekumanikidza makumi matatu- Akadzvanywa anoshanda anowanzo kuve akachekwa kune chaiyo geometries isati yatadza. Saizi yesaga yakakuriswa kuti igone kugamuchira workpiece shrinkage panguva yekuenzanisa uye kupa mari yakakwana yekukuvara kwekukuya. Sezvo basa rekushandira rinoda kuongororwa mushure mekumanikidza, izvo zvinodiwa kuti zvisaudzwe hazvisi zvekunyanyisa kuita nzira yekuumba, asi ichiri kudiwa kuti ive nechokwadi chekuti huwandu hwakaenzana hwakaremerwa muhombodo imwe neimwe nguva. Kana iyo density yeiyo hupfu idiki, inogona kutungamira kune isina kukwana hupfu muhomwe, zvichikonzera mukushanda basa rive diki uye kuti riputirwe. Kana kuremerwa kweupfu kwakakwirira kwazvo, uye hupfu hwakatakurirwa muhomwe zvakanyanyisa, iyo basa rekushanda rinoda kuongororwa kuti abvise hupfu hwakawanda mushure mekumanikidzwa. Kunyangwe iyo yakawandisa poda yakabviswa uye yakakwenenzverwa mabasa anogona kudzoserwa, kuita saizvozvo kuderedza kubereka.
Carbide workrieces inogona zvakare kuumbwa uchishandisa yekuwedzera kufa kana jekiseni rinofa. Iyo yekuwedzera kuumbwa maitiro akakodzera kugadzirwa kukuru kweAxismmetric chimiro cheAxismmetric Mune ese maviri ekuumbwa maitiro, mamakisi emakadhi emari yemuchadenga akamiswa mune organic binder iyo inopa mazino-senge kusawirirana kusvika kune yakagadzirwa carbide musanganiswa wecement. Iyo compound ndeyekuti ingave yakawoneka kuburikidza negomba kana kuiswa mukati merimwe cavity yekuumba. Hunhu hwegiredhi regiredhi rebhokisi rechikadzi rebhokisi renzvimbo yehupfu hwehupfu hwekusanganiswa mumusanganiswa, uye riine simba rakakosha pakufamba kwemusanganiswa kuburikidza negomba rekupinda kana jekiseni mudenga.
Pashure pokunge basa rekushanda rinoumbwa nekuumbwa, kuendesa kudzvinyirira, kuendesa kana kuumbwa kugunun'una, iyo organic binder inoda kubviswa kubva pane yekushandira pamberi pekupedzisira nhanho yekuchinjisa. Kuchinjisa kubvisa porosity kubva kune workpiece, kuiita zvizere (kana zvakanyanya) dense. Panguva yekuchinjisa, chisungo chesimbi mumapapu-akaumbwa workmice chinova mvura, asi basa rekushanda rinochengetedza chimiro charo pasi pechiitiko che capillary uye chidimbu chekubatanidza.
Mushure mekutadza, iyo yekubatira gomo inoramba yakafanana, asi zviyero zvinoderedzwa. Kuti uwane iyo inodiwa saizi yebasa rebasa mushure mekutadza, iyo inoderera chiyero inoda kutariswa kana uchironga chishandiso. Giredhi reCarbide poda rinoshandiswa kugadzira chishandiso chimwe nechimwe chinofanirwa kuve chakagadzirirwa kuve neiyo chaiyo shrinkage kana yakabatanidzwa pasi pekumanikidzwa kwakakodzera.
Muzviitiko zvese, post-kutadza kurapwa kweiyo yakatsigirwa neyekupa basa rinodiwa. Kurapa kwakanyanya kwekucheka maturusi ndiko kupinza mucheto wekucheka. Midziyo yakawanda inoda kugeda kwejometry yavo uye zviyero mushure mekutadza. Zvimwe zvishandiso zvinoda kumusoro uye pasi kugeda; vamwe vanoda kuparadzira kwekunyehwa (ne kana kana pasina kupinza mucheka wedutu). Zvese zviputi zvemabhonzo kubva pakugeza zvinogona kugadzirwazve.
Workiece Coating
Muzviitiko zvakawanda, iyo yapedzwa basa rinoda kuunganidzwa. Iyo yekubatanidza inopa Lubricity uye yakawedzera kuomesesa, pamwe nehasha dzisimba kune subrial kune subrialt, kudzivirira oxidation kana ichiratidzwa kupisa kwakanyanya. Iyo carmed carbide substrate inokonzeresa kuita kwekucheka. Pamusoro pekugadzirisa zvinhu zvikuru zveMatrix poda, iyo nzvimbo yemukati yeMatrix inogona zvakare kuve yakagadziriswa nekuchinja kwemakemikari uye kuchinja nzira yekuchinjisa. Kuburikidza nekutama kweCobalt, more cobalt inogona kufumurwa mune zvekunze kwegomba mukati mekobvu hwe20-30 zvichienderana nekusimba kwesimba uye nekuomesa simba, zvichioma, zvichiita kuti zvinyanye kuremadza.
Zvichienderana nemaitiro avo ega ekugadzira (akadai senzira yekunyepedzera, inopisa mwero, kutadza nguva, tembiricha yekuvharira inogona kunge iine zvimwe zvinodikanwa zvegiredhi rekamuri rebhokisi rakashandiswa. Vamwe vatambi vanoongorora vanogona kutadza basa remuchoto mune chivanhu chevanopisa. Mapenzi anotakurirwa mune vacuum micha inogona zvakare kuida kupisa zvakasarudzika zvakamanikidzwa kuburikidza nekuwedzera maitiro kuti uwedzere kushingairira kweiyo basa rekushanda. Vamwe vagadziri vezvishandiso vanogona kushandisa yakakwira vacuum vanochengetera tembiricha kuti vawedzere kushingairira kwemusanganiswa nemumabhuku akaderera, asi nzira iyi inogona kuunganidzira microsture yavo. Kuti uchengetedze saizi yakanaka yezviyo, iyo madiki ine zvidiki zvidiki zvidiki zve tungsten carbide inogona kusarudzwa. Kuti ufanane neiyo chaiyo yekugadzira michina, mamiriro ekuzvidza uye ekurongedza voltage zvakare ane zvimwe zvakasiyana zvinodiwa zveCarbon zvemukati mune yakagadzirwa carbide poda poda.
Giredhi Kugadziriswa
Kubatanidza shanduko dzemhando dzakasiyana dzeTungsten Carbide Poda, musanganiswa wesimbi Binder zvemukati, mhando uye huwandu hwezviyo hwekukura, etc. Iyi paramita inozoona microdruction yeiyo carbide yekati uye zvivakwa zvaro. Kumwe kusanganisa kwakasiyana kwezvivakwa kwave kuri kwekutanga kune mamwe maitiro ekugadzirisa, zvichiita kuti ive nechinangwa chekuverenga zvakashata zvemakona emakona emakona emakona.
Iwo maviri anowanzo shandiswa kushandiswa kwekadzi masisitimu ekushandisa michina ekushandisa mari ndeye C dhizeni system uye iyo iso) system system. Kunyangwe pasina system inoratidzira zvizere zvinhu zvinokonzera sarudzo yemakadhi emakona emakona, ivo vanopa yekutanga pohurukuro. Kune chikamu chimwe nechimwe, vagadziri vazhinji vane mamakisi avo chaiwo, anokonzerwa nemhando dzakasiyana dzemakirabhu.
Mamakisi emakona anogona zvakare kuiswa nemusoro. Tungsten carbide Simplex mamakisi anosanganisira tungsten kabhokisi uye cobalt binders, asi inogona zvakare kunge iine mashoma ezviyo ekuwedzera zviyo. Iyo microcrystalline giredhi rakanyorwa tungsten carbide uye cobalt binder yakawedzera neye zviuru zvevanhium carbide Alloy mamakisi anoumbwa tungsten kabhokisi uye cobalt binder ane mashoma muzana titanium carbide (Tic), tantalum carbide (tac), uye niobium barbide (NBC bardide (NBC) (NBC bardide (NBC CHARBECE (NBC CHARBIED Izvi zvinowedzerwa zvinozivikanwa seCubic makabati nekuda kwezvivakwa zvavo zvinotadza. Iyo micorture inokonzeresa inoratidza inhomogenious matatu-chikamu chimiro.
1) yakapfava carbide mamakisi
Aya mamakisi ekucheka kwesimbi anowanzove ne3% kusvika ku12% cobalt (nehuremu). Saizi yakasarudzika ye tungsten carbide zviyo kazhinji iri pakati pe1-8 μm. Semamwe mamakisi, kuderedza saizi yetemberi yeTungsten inowedzera kuomarara kwayo uye kuendesa kusimba simba (trs), asi inoderedza kuoma kwayo. Kuomarara kwerudzi rwakachena kazhinji kunowanzoitika pakati peHRA89-93.5; Iyo inoburitsa kusimbisa simba kazhinji pakati pe 175-350kssi. Pody of aya mamakisi anogona kuve nehuwandu hukuru hwezvinhu zvakagadzirwazve.
Mavara ari nyore emhando anogona kukamurwa kuita c1-c4 mu c grade system, uye inogona kuiswa zvichienderana ne k, n, s uye h grade yakateerana mugiredhi reiyo. Simplex mamakisi ane zvivakwa zvepakati zvinogona kuiswa seyakajairika-general mamakisi (senge c2 kana k20 kana inogona kushandiswa kutendeuka, kugaya uye kugomera; mamakisi ane zvidiki zvidiki zviyo kana kuderera cobalt zvemukati uye kuomarara kwakakwirira kunogona kuiswa sekupedza mamakisi (senge c4 kana k01); mamakisi ane hukuru hukuru hwehukuru kana wepamusoro cobalt zvemukati uye zviri nani zvekunyudza zvinogona kuiswa semakiromita ekudzikama (senge c1 kana k10).
Zvishandiso zvakagadzirwa mumakiredhi ekushandiswa nemachinji cast cast cast simbi, mazana matatu nemakumi matatu nematanhatu simbi isina simbi, aluminium uye mamwe masimbi uye ane mashura uye akaomeswa manyoro. Aya mamakisi anogona zvakare kushandiswa mune isiri-simbi yekucheka (semuenzaniso sedombo uye geological kuchera maturusi), uye aya mamakisi saizi (kana yakakura) uye yezana) ye6% -16%. Imwe isiri-simbi yekucheka kushandiswa kwemakiredhi emapundu ari mumugadziri wekufa uye punches. Aya mamakisi anowanzove nehukuru hwezviyo rwezviyo nejongwe yezvinyorwa gumi neshanu muzana -30%.
(2) microcrystalline ceremed carbide mamakisi
Makadhi akadaro anowanzove ne6% -15% cobalt. Munguva yemvura inotsigira, kuwedzera kweVanadium carbide uye / kana chromium carbide inogona kudzora kukura kwetsiyo kuwana chimiro chetsanga chine saizi yezvinhu zvisingasviki 1 μm. Iyi giredhi rakanaka-rakakwenenzverwa rakawanda zvakanyanya kuomarara uye kushandura kuputika simba pamusoro pe500kssi. Iko kusanganiswa kwesimba rakakwirira uye kuoma kwakaringana kunobvumira aya mamakisi ekushandisa zvakakura zvakanaka
Kuburikidza nekuzivikanwa kwakasimba kwezvinhu zvakasiyana-siyana zvekugadzirwa kwemakwenzi emakona emakona ekutadza, uye kudzora kwakasimba kwekutadza kwemamiriro ezvinhu makuru ezviyo mune yercenture. Kuti uchengetedze saizi yeiyo yeiyo yeiyo kadiki uye yunifomu, yakagadzirwazve yakadzorwazve poda inofanira kushandiswa chete kana paine kudzora kuzere kwezvinhu zvakabikwa uye kugadzirisa kwemhando yepamusoro, uye kuongororwa kwakakura.
Iwo microcrystalline mamakisi anogona kuiswa zvichienderana neye m grade Series mune iyo iso grade system system. Uye zvakare, dzimwe nzira dzekuenzanisira muC grade system uye iyo iso giredhi system yakafanana nemakirindi akachena. Microcrystalline mamakisi anogona kushandiswa kugadzira maturusi anocheka zvinhu zvekushandisa zvekushandisa zvekushandisa, nekuti pamusoro pechishandiso chinogona kuve chemukati uye chinogona kuchengeta iyo yakanyanya kupinza kumucheto.
Microcrystalline mamakisi anogona zvakare kushandiswa kubhinya maNickel-yakavakirwa Superloys, sezvavanogona kumira kuparadza tembiricha inosvika zana nemakumi mashanu Zvekugadziriswa kweSupacloys uye zvimwe zvinhu zvakakosha, kushandiswa kwemazvo microcrystalline giredhi maturusi uye mashandiro egiredhi egiredhi ane nguva imwe chete inokwanisa kungoita kupfeka kupfeka kwavo, kuremara kuramba uye kuomarara. Microcrystalline mamakisi zvakare akakodzera kuti mugadziri wekutenderedza maturusi akadai sekurovera kunounza shear shear. Iko kudhonzwa kwakaitwa kune mamakisi emakarati emakapu yemasement. Mune zvakananga zvikamu zvekudhirowa zvakafanana, zvirimo zvine mbozerwe mune izvo zvinosiyana, zvekuti kuomarara uye kuomarara kwekurohwa kwakagadziriswa zvichienderana nekugadzirisa zvinodiwa.
(3) Alloy mhando yakagadzirwa carbide mamakisi
Aya mamakisi anonyanya kushandiswa kucheka zvidimbu zvidimbu, uye zvirimo zvegore ravo kazhinji 5% -10%, uye saizi yeiyo yeiyo matsime kubva ku0,8-23. Nekuwedzera 4% -25% titanium carbide (Tit), tsika ye tungsten carbide (wc) yekusagadzikana pamusoro peiyo simbi machipisi inogona kuderedzwa. Tool Simba, Crater Kupfeka Kuramba uye Thermal Speck Kudzvinyirira kunogona kuve kwakawedzerwa kusvika ku25% tantalum carbide (TAC) uye Niobium carbide (NBC) (NBC). Kuwedzerwa kwemabhoni maviri anowedzerawo kuomarara kweshandiso, kubatsira kudzivirira kudzora kuremara kwechishandiso mukucheka zvinorema kana mamwe mashandiro aunocheka anogadzira tembiricha yakakwira. Uye zvakare, titanium kabhoni inogona kupa nzvimbo dzisina mavara panguva yekuchinjisa, kuvandudza kufanana kwe cubic carbibide kugoverwa mune basa rekugoverwa.
Kazhinji, kuomarara kwehuremu hweAlloy-mhando carmide mamakisi iHRA91-94, uye iyo inoshambadzira simba rakashata ndeye 150-300kssi. Kuenzaniswa nemakiredhi akachena, magiredhi ezvakanaka ane murombo akapfeka kuramba uye simba rakaderera, asi iva nekupokana kuri nani mukupfeka zvinonhuwira. Alloy mamakisi anogona kukamurwa kuita c5-c8 mu c grade system, uye inogona kuiswa zvichienderana ne p uye m mugiripi akateerana muiyo gadziriro yeGiredhi. Alloy mamakisi ane midziyo yepakati inogona kuiswa seyakaverengerwa masevhisi emagetsi (senge c6 kana p30) uye inogona kushandiswa kutendeuka, kurongedza, kuronga uye kugomera. Mamakisi akaomesesa anogona kuiswa sekupedza mamakisi (senge c8 neP01) yekupedzisa kutendeuka uye kushungurudza mabasa. Aya mamakisi anowanzove aine zvidiki zvidiki zvezviyo uye akadzika cobalt zvemukati zvekuwana kuomarara kunodiwa uye kupfeka kurwisa. Nekudaro, zvinhu zvakafanana zvekunyama zvinogona kuwanikwa nekuwedzera mamwe cubic carbide. Mamakisi ane yakanyanya kuoma inogona kuiswa semakiromita ekudzika (semuenzaniso c5 kana p50). Aya mamakisi anowanzove nehukuru hwezviyo rwezviyo uye akakwira cobalt zvemukati, nekuwedzera kwekuwedzera kwe cubic carbitides kuti uwane kuoma kwekunetseka nekuvhiringidza kupaza kukura. Mukuvhiringidza kushandurwa, kuita kwekucheka kunogona kuwedzeredzwa nekushandisa iyo inotaurwa pamusoro-yakataurwa emakora emakwenzi ane yepamusoro yebhokisi reCobalt pane chombo.
Alloy mamakisi ane tytanium carbide yezvinyorwa zvinoshandiswa nemachining simbi yesimbi uye simbi isina kugadzikana, asi inogona zvakare kushandiswa nemachinji simbi yakadai saNickel-based Supacloys. Ukuru hwezviyo hwemakirini aya kazhinji husingasviki 1 μm, uye iyo cobalt yezvinyorwa ndeye 8% -12%. Zvigadzirwa zvemakiredhi, senge m10, zvinogona kushandiswa kutendeuka simbi; Grainter leughsi, senge m40, inogona kushandiswa kugeza uye kuronga simbi, kana kutendeuka simbi isina tsvina kana svutugadzike.
Alloy-mhando cemented mamakisi emakona anogona zvakare kushandiswa kune isiri-simbi yekucheka zvinangwa, kunyanya yekugadzira yezvikamu zvinopfekwa zvinopesana. Iyo size yehukuru hwemakiredhi aya kazhinji 1.2-2 μm, uye iyo cobalt yezvinyorwa ndeye 7% -10%. Paunenge uchigadzira aya mamakisi, chikamu chepamusoro chezvinhu zvakadzorerwa zvinhu zvinowanzowedzerwa, zvichikonzera mumutengo wakakwira-kushanda mukupfeka zvipeseri. Pfeka zvikamu zvinoda zvakanakisa kurwisa uye kuomarara kwakanyanya, izvo zvinogona kuwanikwa nekuwedzera nickel uye chromium carbide kana ichigadzira aya mamakisi.
Kuti ubatane nezvinodiwa zvehunyanzvi uye zvehupfumi zvevadzidzi vezvombo, chombo chepfu mugari ndiyo yakakosha chinhu. Pody zvakagadzirirwa kuti mudziyo wezvekushandisa maApply Hurumende yekudzokorora yezvinhu zvekushandisa zvemabhokisi uye kugona kushanda zvakananga nePowder vatengesi vanobvumira zvishandiso zvekushandisa zvinokwanisika kudzora maitiro avo echigadzirwa uye mutengo.
Kutumira Nguva: Oct-18-2022
