Ithuluzi le-PCD lenziwa nge-polycrystalline diamond knime kanye ne-carbide matrix ngokusebenzisa izinga lokushisa eliphakeme kanye nengcindezelo ephezulu yengcindezi. Ayikwazi ukunikeza kuphela ukudlala okugcwele ezinzuzo zobulukhuni obuphezulu, okuvuselelayo okushisayo, okuhlanganisiwe okuphansi okuphezulu, okungekho emthethweni, i-sorcopic modulus, akukho okunamathelayo, kepha futhi kubhekele amandla aphezulu e-hard alloy.
Ukuqina okushisayo, ukuqina okunomthelela kanye nokumelana nokugqoka kuyizinkomba zokusebenza eziphambili ze-PCD. Ngoba isetshenziswa kakhulu ekushiseni okuphezulu nendawo ephezulu yokucindezela, ukuqina okushisayo kuyinto ebaluleke kakhulu. Ucwaningo lukhombisa ukuthi ukuqina okushisayo kwe-PCD kunomthelela omkhulu ekumelaneni kwayo kokugqoka kanye nokuqina komthelela. Imininingwane ikhombisa ukuthi lapho izinga lokushisa liphakeme kune-750 ℃, ukumelana nokugqoka kanye nokuqina komthelela we-PCD ngokuvamile ukwehla ngo-5% -10%.
Isimo se-Crystal ye-PCD sinquma izakhiwo zayo. Kuma-microskroucture, ama-athomu e-carbon amafomu ama-combared bond anama-athomu amane asondelene, thola isakhiwo se-tetrahedral, bese akha i-atomic crystal, enobunzima obuqinile namandla abopha amandla, nobulukhuni obukhulu. Izinkomba zokusebenza eziphambili ze-PCD zinjengokulandelayo: ① Ubulukhuni bungafinyelela kuma-8000 HV, izikhathi 8-12 zeCarbide; ② Ukuvuselelwa kwe-Thermal kungu-700W / MK, izikhathi eziyi-1.5-9, ngisho nangaphezulu kune-PCBN neCopper; ③ I-Coefflent engqubuzana ngokuvamile ingu-0,1-0.3, ngaphansi kuka-0.4-1 we-carbide, ukunciphisa kakhulu amandla wokusika; ④ Ukukhishwa Kwe-Thermal Ukunwebeka kungukuphela kwe-0.9x10-6-1.18x10-6,1 / 5 ye-carbide, okunganciphisa ukonakala okushisayo nokwenza ngcono ukucubungula ukunemba; Izinto ezingezona zensimbi ezingezona zensimbi azifani kahle ukwakha ama-nodule.
I-Cubic Boron NITride inokumelana ne-oxidation eqinile futhi ingacubungula izinto eziqukethe i-iron, kepha ubulukhuni buphansi kunedayimane elilodwa le-crystal, ijubane lokucubungula lihamba kancane futhi ukusebenza kahle kuphansi. Idayimane elilodwa le-crystal linobulukhuni obuphezulu, kepha ubunzima bunganele. I-Anisotropy yenza kube lula ukuhlukaniswa kanye (111) komhlaba ngaphansi komthelela wamandla angaphandle, futhi ukusebenza kahle kwenqubo kukhawulelwe. I-PCD yi-polymer eyenziwe yizinhlayiyana zedayimane ezilinganiswe micron ngezindlela ezithile. Imvelo yesiphithiphithi yokuqongelela okungaziwa kwezinhlayiya iholela emvelweni wayo ye-macroscopic isotropic, futhi akukho ndawo eqondile ne-cleavage emandleni ashukumisayo. Uma kuqhathaniswa nedayimane le-Crystal elishadile, umngcele wokusanhlamvu we-PCD wehlisa ngempumelelo i-anisotropy futhi wenza izakhiwo zemishini.
1. Imigomo Yokuqamba yamathuluzi we-PCD
(1) Ukukhetha okufanele usayizi wePCD Particle
Ngokweqiniso, i-PCD kufanele izama ukucwilisa okusanhlamvu, kanye nokusatshalaliswa kwezengezo phakathi kwemikhiqizo kufanele kube njalo ngangokunokwenzeka ukunqoba i-Anisotropy. Ukukhetha usayizi we-PCD Particle kubuye kuhlobene nezimo zokucubungula. Ngokuvamile, i-PCD enamandla aphezulu, ubulukhuni obuhle, ukumelana nomthelela omuhle nokumelana nomthelela omuhle nokusanhlamvu okuhle kungasetshenziselwa ukuqeda noma ukuqeda okuphezulu, futhi i-PCD yokusanhlamvu okuhlangene kungasetshenziselwa imishini evuthayo ejwayelekile. Usayizi we-PCD Particle ungathinta kakhulu ukusebenza kwe-Fear yethuluzi. Izincwadi ezifanele zikhomba ukuthi lapho okusanhlamvu okuluhlaza kukhulu, ukumelana nokugqokwa kancane kancane kwanda ngokuncipha kobukhulu obusanhlamvu, kepha lapho ubukhulu bukabukhulu buncane kakhulu, lo mthetho awusebenzi.
Izivivinyo ezihlobene ne-powder ezine zikhethiwe ngosayizi ojwayelekile wezinhlayiyana ze-10um, 5um, 2um no-1um, futhi kwaphetha ngokuthi: Ngokwehla kwe-②, ukumelana nokugqoka nokumelana nokushisa kwe-PCD kancane kwehla.
(2) Ukukhetha okunengqondo kwefomu lomlomo we-blade kanye nobukhulu be-blade
Uhlobo lomlomo we-blade lubandakanya izakhiwo ezine: Unqenqema oluhlanekezelwe, umbuthano oshubile, onqenqemeni lwe-blunt Circle composite ne-angle ebukhali. Isakhiwo esibukhali se-angular senza umphetho ubukhali, isivinini sokusika siyashesha, singanciphisa kakhulu amandla okusika kanye ne-burr, sithuthukise ikhwalithi ephezulu ye-aluminium alloy, okunye ukuqeda okuphansi kwensimbi. Isakhiwo esiyingqayizivele se-assiuse singadlula emlonyeni we-blade, ukwakha i-angle r, ukuvikela ngempumelelo ukuqhekeka kwe-blade, kufanelekile ukucubungula i-aluminium ephakathi / ephezulu ye-silicon aluminium. Kwamanye amacala akhethekile, njengokujula kokusika okungajulile kanye nokondla ummese omncane, isakhiwo esiyindilinga esiyi-blunt siyathandwa. Isakhiwo sesakhiwo esingenanhlamvu singandisa imiphetho namakhona, sizinze ibala, kepha ngasikhathi sinye sizokwandisa ukucindezela nokusika umthwalo, kufanelekile kakhulu ngokusika umthwalo osindayo we-silicon aluminium alloy ephezulu.
Ukuze wenze lula i-EDM, imvamisa khetha isendlalelo sephepha elincanyana se-PDC (0.3-1.0mm), kanye nesendlalelo se-carbide, ubukhulu bethuluzi bungama-28mm. Isendlalelo se-carbide akufanele sibe mnene kakhulu ukugwema ukuhlukaniswa okubangelwa umehluko wokucindezela phakathi kwezindawo zokubopha
2, Inqubo Yokukhiqiza Ithuluzi le-PCD
Inqubo yokwenza ithuluzi le-PCD linquma ngqo ukusebenza kokusika kanye nempilo yensiza yethuluzi, okuyisihluthulelo sohlelo lwayo kanye nentuthuko. Inqubo yokukhiqiza ye-PCD ithuluzi ikhonjiswa kuMfanekiso 5.
(1) Ukukhiqizwa kwamathebulethi we-PCD composite (PDC)
① Inqubo yokukhiqiza ye-PDC
I-PDC ngokuvamile yakhiwa nge-Natural noma ye-Dremity Diamond Powder kanye ne-ejenti ebophayo ekushiseni okuphezulu (1000-2000 ℃) nengcindezi ephezulu (5-10 ATM). I-ejenti ebophayo yakha iBhuloho elibophayo nge-Tic, Sic, FE, CO, NI, njll. Njengezakhi eziyinhloko, kanye ne-diamond crystal efakwe emathanjeni ebhuloho elibophayo. I-PDC ngokuvamile yenziwa ngamadiski anobubanzi obuhleliwe nobukhulu, kanye nokugaya futhi kuphoqekile nokunye ukwelashwa okuhambelana ngokomzimba nangamakhemikhali. Empeleni, indlela ekahle ye-PDC kufanele igcine izici ezinhle kakhulu zomzimba zedayimane elilodwa le-crystal ngangokunokwenzeka, ngakho-ke, izithasiselo zomzimba wesono kufanele zibe zizinhlanganisela ngangokunokwenzeka,
② Ukuhlukaniswa kanye nokukhethwa kwama-Binders
I-Binder iyinto ebaluleke kakhulu ethinta ukuqina okushisayo kwethuluzi le-PCD, elithinta ubulukhuni balo ngqo, ukugqoka ukumelana nokuqina okushisayo. Izindlela ezijwayelekile ze-PCD Bonding yilezi: Iron, Cobalt, Nickel nezinye izinsimbi zokushintsha. I-Co ne-WOURDOW Powder yasetshenziswa njenge-ejenti ebondiwe, kanye nokusebenza okuphelele kwe-PCD yesono bekungcono kakhulu lapho ukucindezelwa kwe-synthesis kwakungu-5.5 gpa, okushisa kwesono kwakungu-1450 ℃ kanye nokufakwa kwe-4min. Sic, Tic, WC, Tib2, nezinye izinto ze-ceramic. Ukuqina okushisayo kwe-spic kungcono kunalokho kwe-co, kepha ubulukhuni kanye nobunzima bokuphuka buphansi. Ukuncishiswa okufanele kosayizi wezinto ezibonakalayo okungavuthiwe kungathuthukisa ubulukhuni kanye nobunzima be-PCD. Akukho okunamathelayo, nge-graphite noma eminye imithombo yekhabhoni ekushiseni okuphezulu kakhulu kanye nengcindezi ephezulu eshiswe ku-nanoscale polymer diamond (NPD). Usebenzisa i-graphite njengokwandulela ukulungiselela i-NPD yizimo ezifunwa kakhulu, kepha i-NPD yokwenziwa inobulukhuni obukhulu kakhulu kanye nezinto ezinhle kakhulu zemishini.
Ukukhetha kanye nokulawulwa kwe-③ okusanhlamvu
I-Raw Diament Diamond Powder iyinto ebalulekile ethinta ukusebenza kwe-PCD. I-Pretreating Diamond micropowder, engeza inani elincane lezinto ezivimbela ukukhula kwezinhlayiya zedayimane nokukhula kwezinhlayiya zesono kungavimba ukukhula kwezinhlayiya ezingejwayelekile zedayimane.
I-NPD ephakeme ephakeme enesakhiwo somfaniswano ingasusa ngempumelelo i-anisotropy ngempumelelo futhi ithuthukise kabusha izakhiwo zemishini. I-nanographitor Premusite Prederwit Powder elungiselelwe yindlela yokugaya i-High Amandla yayisetshenziselwa ukulawula okuqukethwe kwe-oksijini ngaphambi kokushisa, ukuguqula i-graphiond ibe yi-diamond ngaphansi kwe-18 GPA kanye ne-granular NPD, futhi ubulukhuni bandise ngokuncipha kobukhulu be-lamella.
④ ukwelashwa kwamakhemikhali sekwephuzile
Kumazinga okushisa afanayo (200 ° ℃) nesikhathi (20h), umphumela wokususa i-cobalt weLewis Acid-Fecl3 ubengcono kakhulu kunalena yamanzi, kanye nesilinganiso esifanele se-HCL yi-10-15MM / 100ML. Ukuqina okushisayo kwe-PCD kuthuthukisa njengoba ukujula kokususa i-cobalt ukujula. Nge-PCD yokukhula okubahlokile, ukwelashwa okunamandla kwe-acid kungasusa ngokuphelele i-CO, kepha kunethonya elikhulu ekusebenzeni kwe-polymer; Ukungeza i-Tic ne-WC ukushintsha isakhiwo sokwenziwa se-polyrystal futhi ukuhlanganisa nokwelashwa okunamandla kwe-acid ukwenza ngcono ukuqina kwe-PCD. Njengamanje, inqubo yokulungiselela izinto ze-PCD ithuthuka, ukuqina komkhiqizo kukuhle, i-Anisotropy ithuthukiswe kakhulu, ithole ukukhiqizwa kwezohwebo, izimboni ezihlobene zithuthuka ngokushesha.
(2) Ukucutshungulwa kwe-PCD blade
Inqubo yokusika
I-PCD inobulukhuni obuphezulu, ukumelana okuhle kwe-Wear kanye nenqubo ephezulu yokusika.
② Inqubo ye-Welding
I-PDC nomzimba wommese nge-mechanical clamp, ukubopha kanye namabhuleki. I-Brazing ukucindezela i-PDC kwi-matrix ye-carbide matrix, kufaka phakathi i-vacuum brazing, i-vacuum prounce welding, i-laser welding yokufudumeza ukufudumala, i-etc. Ikhwalithi ye-welding ihlobene ne-flux, i-welding alloy kanye nokushisa kwe-welding. Izinga lokushisa le-welding (ngokuvamile eliphansi kune-700 ° ℃) linomthelela omkhulu kakhulu, izinga lokushisa liphezulu kakhulu, kulula ukudala i-pcd braphitization, noma "okushisa ngokweqile", okushisa ngokuqondile, okushisa kakhulu, okushisa kakhulu kuzoholela emandleni anganele e-welding. Izinga lokushisa le-welding lingalawulwa yisikhathi sokufakwa kanye nokujula kwe-PCD Redness.
③ Inqubo yokugaya i-blade
Inqubo yokugaya ithuluzi le-PCD iyisihluthulelo sokwenziwa inqubo. Ngokuvamile, inani eliphakeme le-blade futhi ibala lingaphakathi kwe-5um, kanti i-arc radius ingaphakathi kwe-4um; Indawo engaphambili nangemuva yokusika iqinisekisa ukuqeda komhlaba, futhi yehlisa ngisho nokusika kwangaphambili indawo RA kuya ku-0.01 μ m ukuhlangana nezidingo ze-Mirror, yenza ama-chips agelezelele endaweni yangaphambili yommese futhi avikele ummese.
Inqubo yokugaya ukugaya ifaka amadayimane okugaya ama-wheel blade egaya, i-Electric Spark blade yokugaya (i-EDG), i-Metal Binder Super Hard Abrasing Wheel yokugaya online Phakathi kwazo, idayimane lokugaya ama-wheel mechanic blade ukugaya okuvuthiwe kakhulu, okusetshenziswa kakhulu.
Ukuhlolwa okuhlobene: ① Isondo lokugaya ama-coarse Persing lizoholela ekuweni okubucayi okubucayi, futhi ubukhulu bezinhlayiyana zesondo lokugaya buyancipha, futhi ikhwalithi ye-blade iba ngcono; Ubungako bezinhlayiyana besondo le-② yokugaya buhlobene kakhulu nekhwalithi ye-blade yezinhlayiyana ezinhle noma i-ultrafine eyizinhlayiyana ye-PCD, kepha inomphumela olinganiselwe kumathuluzi wezinhlayiya zama-coarse parseple.
Ukucwaninga okuhlobene nasekhaya nakwamanye amazwe ikakhulukazi kugxile enkambisweni nasezinhlelweni zokugaya okubandayo. Emishini yokugaya ibala, ukususwa kwe-thermochemical kanye nokususwa kwemishini kuyinto evelele, futhi ukususwa nokukhathala ukukhathala kuncane kakhulu. Lapho ugaya, ngokusho kwamandla kanye nokuphikiswa kokushisa kwedayimane elihlanganisiwe le-agent diamond amasondo, uthuthukise ijubane kanye nokususwa kwesondo lokugaya ngangokunokwenzeka, gwema ukususwa kwe-bringting ngangokunokwenzeka, uthuthukise ukususwa kwe-thermochemical, futhi uthuthukise ubulukhuni be-thermochemical, bese unciphisa ubulukhuni obuphezulu. Ubulukhuni bendawo yokugaya eyomile buphansi, kepha kalula ngenxa yokushisa okuphezulu, indawo yokushisa ithuluzi,
Inqubo yokugaya i-blade idinga ukunaka: ① Khetha amapharamitha wokugaya okugaya anengqondo, angenza ikhwalithi yomlomo onqenqemeni ibe yinhle kakhulu, ingaphambili nangemuva elingaphezulu komhlaba liqede. Kodwa-ke, cabanga ngamandla amakhulu okugaya, ukulahleka okukhulu, ukusebenza kahle okuphansi, izindleko eziphakeme; ② Khetha ikhwalithi enengqondo yokugaya, kufaka phakathi uhlobo lwe-Binder, usayizi wezinhlayiyana, ukugxila, izimo zokugaya ukugaya, inani lokugaya elizomile, lingathuthukisa i-Horter Front Corner, ngenkathi kuthuthukisa ikhwalithi ephezulu yethuluzi.
Isondo elihlukile lokubopha amadayimane linezici ezihlukile, kanye nendlela ehlukile yokugaya nemiphumela. I-Resin BINDER DIAMOND SAND WELOW SAND SANDE, izinhlayiya zokugaya kulula ukuwa ngaphambi kwesikhathi, ingabi nokumelana nokushisa, ingaphezulu likhubazeke kalula ukushisa, indawo yokugaya i-blade ithambekele ekugqokeni amamaki, ubulukhuni obukhulu; I-Metal Binder Diamond Wheel isondo igcinwa ibukhali ngokugaya okuchotshona, ukwakheka okuhle, ubulukhuni obuphansi bokugaya kwe-blade, amandla aphansi okugaya kwenza abampofu abalimele, futhi kube namandla amakhulu okugaya; I-Ceramic Binder Diamond Gloing Wheel inamandla alinganiselayo, ukusebenza okuhle kokuzithokozisa, ama-pores angaphakathi, ukukhishwa komoya okuphansi, kungahle kube nokushisa okuphezulu, kungahle kube nokushisa okuphezulu, kungaholela ekushiseni okuphezulu, kungaholela ekushiseni kwedayimane okuphezulu, kepha umzimba wokugaya wedayimane uholela ekwakhekeni kwemigodi ebusweni ithuluzi. Sebenzisa ngokuya ngezinto zokwenza izinto, ukusebenza kahle kokugaya, ukuqina okunzima kanye nekhwalithi ephezulu yokwenziwa komsebenzi.
Ucwaningo lokugaya kahle ikakhulukazi lugxile ekuthuthukiseni umkhiqizo kanye nezindleko zokulawula. Ngokuvamile, isilinganiso sokugaya Q (Ukususwa kwe-PCD ngesikhathi seyunithi ngayinye) nokugqoka isilinganiso se-G (isilinganiso sokususwa kwe-PCD ekugayeni ukugaya ngesondo) kusetshenziswa njengezindlela zokuhlola.
Isazi saseJalimane iKenter Kenter Pecking PCD iyingcindezi engaguquki, isivivinyo: ② Kwenyusa usayizi wokugaya, kwandisa ingcindezi engapheli, kwandisa ukugcwala kwedayimane kusondo lokugaya, isilinganiso sokugaya nokugqoka isilinganiso se-ratio; ③ Uhlobo lwe-Binder luhlukile, isilinganiso sokugaya nokugqoka isilinganiso sehlukile. Inqubo yokugaya ye-PCD ye-PCD yafundwa ngokuhlelekile, kepha ithonya lenqubo yokugaya lebala alizange lihlaziywa ngokuhlelekile.
3. Sebenzisa nokwehluleka kwamathuluzi wokusika we-PCD
(1) Ukukhethwa kwamapharamitha wokusika amathuluzi
Ngesikhathi sokuqala kweThuluzi lePCD, kudlula umlomo onqenqemeni olubukhali, futhi ikhwalithi ephezulu yemishini yaba ngcono. Ukuphambukisa kungasusa ngempumelelo igebe elincanyana kanye nama-burrs amancane alethwe ukugaya kwe-blade, futhi ngasikhathi sinye, futhi ngasikhathi sinye, kwakha imisebe eyindilinga yokunciphisa futhi yalungisa indawo esetshenzwe ngayo, ngaleyo ndlela ithuthukise ikhwalithi ephezulu ye-worder.
Ithuluzi le-PCD elingaphezulu komhlaba i-aluminium alloy, ngokuvamile ku-4000m / min, ukucubungula umgodi ngokuvamile ku-800m / min, ukucutshungulwa kwensimbi ephezulu yepulasitiki (300-1000m / min). IVolumu Yokuphakela ngokuvamile inconywa phakathi kuka-0.08-0.15mm / r. IVolumu Yokuphakela kakhulu kakhulu, amandla amaningi wokusika, akhuphukile indawo ye-geometric ephezulu yendawo yokusebenza; IVolumu Yokuphakela Kakhulu kakhulu, Ukushisa Okuphakanyisiwe, kanye nokugqoka okwandayo. Ukuhlanekezelwa kokusika, amandla okusika ayanda, ukushisa kokusika kuyanda, impilo iyancipha, ukujula ngokweqile kokusika kungadala kalula ukuwa; Ukujula okuncane kokusika kuzoholela ekuqiniseni imishini, ukugqoka kanye nokuwa okukude.
(2) Ifomu lokugqoka
Ukusebenza kwe-Tool Ukucubungula Ithuluzi, ngenxa yokushayisana, izinga lokushisa eliphakeme nezinye izizathu, ukugqokwa akunakugwenywa. Ukugqokwa kwethuluzi ledayimane kuqukethe izigaba ezintathu: Isigaba sokuqala sokugqoka ngokushesha (esaziwa nangokuthi isigaba Sokuguqula), isigaba sokugqoka esizinzile esinezinga lokugqoka njalo, kanye nesigaba sokugqoka esisheshayo. Isigaba sokugqoka ngokushesha sibonisa ukuthi ithuluzi alisebenzi futhi lidinga ukugcwala kabusha. Izinhlobo zokugqoka zamathuluzi okusika zifaka ukugqokwa okunamathela (ukugqoka okubandayo kwe-welding), ukugqoka okuphazamisayo)
Okuhlukile kumathuluzi endabuko, uhlobo lokugqoka lwamathuluzi we-PCD lugqoke ukugqokwa, ukugqokwa kokugqoka kanye nokulimala kwesendlalelo se-polycrystalline. Phakathi kwazo, ukulimala kwesendlalelo se-polycrystal kuyisizathu esiyinhloko, esibonakaliswa njengokuwa okucashile okubangelwa ngumthelela wangaphandle noma ukulahleka okunamathela e-PDC, okwakha ukuncishiswa kokusebenza kwe-PDC, okungaholela ekwehlisweni kokunemba okusebenzayo kanye nesikhafu sezinto zokusebenza. I-PCD Particle usayizi, ifomu le-blade, i-blade angle, i-workpiepe impahla kanye namapharamitha okusetshenzelwa kuzothinta amandla ama-blade blade namandla, bese kubangela ukulimala kwesendlalelo se-polycrystal. Kumkhuba wobunjiniyela, usayizi ofanele ovuselelayo wezinto ezibonakalayo, amapharamitha e-TOOL kanye namapharamitha wokucubungula kufanele akhethwe ngokuya ngezimo zokucubungula.
I-4. Isimo sentuthuko samathuluzi wokusika we-PCD
Njengamanje, uhla lwesicelo sethuluzi lePCD lunwetshiwe kusuka ekuguqukeni kwendabuko ekuvuthweni, ukugaya, ukusikwa okusheshayo, futhi kusetshenziswe kabanzi ekhaya nakwamanye amazwe. Ukuthuthukiswa okusheshayo kwezimoto zikagesi akugcinanga umthelela embonini yezimoto zendabuko, kodwa futhi kuletha izinselelo ezingakaze zibonwe emkhakheni wamathuluzi, ukunxusa imboni yamathuluzi ukusheshisa ukusebenza kanye nokwenziwa okusha.
Ukusetshenziswa okubanzi kwamathuluzi we-PCD sokusika sekukhule futhi kwathuthukisa ucwaningo kanye nokuthuthukiswa kwamathuluzi okusika. Ngokujula kocwaningo, ukucaciswa kwe-PDC kuthola ukunciphisa futhi okuncane, ukufana kokuhlobisa, isilinganiso sokugaya, isilinganiso sokugaya kanye nesilinganiso sokugqoka siphakeme futhi siphezulu. Izinkomba zokucwaninga zamathuluzi we-PCD zifaka: ① Ucwaningo futhi uthuthukise ungqimba lwe-PCD oluncane; ② Ucwaningo futhi luthuthukise izinto ezintsha ze-PCD ithuluzi; ③ Ucwaningo kumathuluzi angcono we-welding PCD futhi anciphise izindleko; ④ Ucwaningo luthuthukisa inqubo yokugaya ye-PCD ukuthuthukisa ukusebenza kahle; ⑤ Ucwaningo luhlele amapharamitha we-PCD ithuluzi futhi lisebenzisa amathuluzi ngokuya ngezimo zendawo; ⑥ Ucwaningo lukhetha ukucoca ngokusika amapharamitha ngokuya ngezinto ezisetshenzisiwe.
isifinyezo esifushane
(1) ukusebenza kwamathuluzi we-PCD, yenza ukushoda kwamathuluzi amaningi we-carbide; Ngasikhathi sinye, intengo iphansi kakhulu kunethuluzi elilodwa le-Crystal Diamond, ekusikeni kwanamuhla, iyithuluzi elithembisayo;
(2) Ngokusho kohlobo nokusebenza kwezinto zokwenziwa, ukukhethwa okunengqondo kobukhulu bezinhlayiyana namapharamitha wamathuluzi we-PCD, okuyisisekelo sokukhiqiza ithuluzi,
. Lapho bekhiqiza, babheke ngokuphelele ubunzima benqubo kanye nezidingo zokulungisa, ukuze kufinyelelwe ukusebenza kwezindleko okungcono kakhulu;
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(5) Ucwaningo futhi uthuthukise izinto ezintsha ze-PCD ithuluzi ukunqoba izithiyo zalo ezingokwemvelo
Le ndatshana itholwa ku- "I-Superhard Material Network"
Isikhathi sePosi: Mar-25-2025
