Kupeza zinthu za tungsten kuchokera kutsidya lina kumatha kumva ngati njuga. Ogula amafufuza mawu ngati "opanga tungsten," "ogulitsa tungsten ku China," kapena "fakitale ya tungsten yoyera" ndikutera m'makampani ambiri ogulitsa omwe amagulitsanso zinthu zosadziwika bwino, osapereka ziphaso zamphero, ndikuzimiririka katundu woyamba atalakwika. Kwa mainjiniya ogula zinthu, magulu a R&D, ndi oyang'anira ogula omwe amafunikira chemistry yosasinthika, kulolerana kolimba, komanso nthawi zolosera zolosera, kusatsimikizika uku ndiye cholepheretsa chachikulu pakuyitanitsa. Bukuli likuyenda m'mabanja anayi amtundu wa tungsten - Pure Tungsten, Tungsten Copper Alloy, Tungsten Heavy Alloy, and Vacuum Metallizing materials - ndikufotokozera zomwe ogula ochokera kumayiko ena akuyenera kuyang'ana mufakitale{5}}direct tungsten partner. Zhuzhou Kingdon Industrial & Commercial Co., Ltd. (ZZKD), based in Zhuzhou, Hunan - China's historic non-ferrous metals hub - has manufactured and exported tungsten and molybdenum materials since 2004, shipping to customers across the USA, UK, Germany, India, Brazil, Poland, Singapore, Japan and beyond.
Chifukwa Chake Tungsten Ndi Ntchito Yathu-Critical Engineering Material
Tungsten ili ndi malo osungunuka kwambiri kuposa chitsulo chilichonse (madigiri 3,422) ndi makulidwe a 19.25 g/cm³, pafupifupi kuwirikiza 2.5 kuposa chitsulo. Kuphatikizidwa ndi madutsidwe abwino kwambiri amafuta, kutsika kwa nthunzi pa kutentha kwakukulu, komanso kukana mwamphamvu kwa ma acid ndi zitsulo zosungunuka, zinthu izi zimapangitsa tungsten kukhala yofunika kwambiri m'mafakitale omwe zitsulo zina zimangolephera: kupanga semiconductor ndi zamagetsi, zakuthambo, kujambula zamankhwala, kuyatsa, kukonza magalasi, ndi zida zolemera zamafakitale. Koma katundu wakuthupi ndi theka chabe la nkhani. Chomwe chimatsimikizira ngati tungsten imagwira ntchito m'mundamo ndi momwe wopanga amawongolera nthawi zonse kuyera kwa ufa, kuchulukana kwa sintering, kapangidwe ka tirigu, ndi kulolerana komaliza - batch pambuyo pa batch. Kusasinthika kumeneku ndizomwe ogula ayenera kuwunika asanapemphe mtengo, ndipo ndilo funso lalikulu lomwe bukhuli limamangidwa mozungulira: osati "tungsten ndi chiyani," koma "ndani angapange modalirika pazomwe ndikunena."
Tungsten Yoyera: Ndodo, Mipiringidzo, Waya, Mapepala & Magawo Opangidwa Mwamakonda
Tungsten yoyera (kawirikawiri giredi W1 kapena WAL, kuyeretsedwa kochepera 99.95%) kumaperekedwa ngati ndodo, mipiringidzo, waya, pepala, mbale, crucibles, ndi zomangika-zigawo zamakina. Ndiwofunika kusankha pamagetsi, ma elekitirodi owotcherera, maelekitirodi otenthetsera, X-zotsatira za ray, madontho a sputtering, ndi zida za ng'anjo yotentha kwambiri- chifukwa imasunga mphamvu ndi mawonekedwe osasunthika pakutentha komwe zitsulo zambiri zimafewa kapena kutulutsa okosijeni.
Zowawa zomwe ogula amazikweza mobwerezabwereza kuzungulira tungsten koyera ndizozungulira komanso kusasinthasintha kwapamwamba (makamaka waya wabwino wa tungsten mpaka pansi -mamilimita awiri omwe amagwiritsidwa ntchito poyatsa ulusi ndi singano zofufuzira), kuwongoka kwa ndodo zazitali zomwe zimagwiritsidwa ntchito popanga ma electrode, ndi kufufuza kwa tungsten powder feedstock. ZZKD imapanga tungsten ndodo, mipiringidzo, mawaya ndi pepala m'nyumba{2}}kuchokera ku ufa ndi sintering kupyolera mukugwedeza, kujambula, ndi kugaya bwino, zomwe zikutanthauza diameter, pamwamba ({3}}kupukutidwa, kupukuta, kapena electro{4}}kupukutidwa), ndipo kuwongoka kungathe kuyendetsedwa ndikulembedwa pagawo lililonse m'malo mogulidwa kuchokera ku gulu lina.{5} Kuphatikizika koyima kumeneku n'kumenenso kumathandiza kuti{7}}santhule makonda ang'onoang'ono - mpaka 1 kilogalamu imodzi kapena kilogalamu imodzi - kwa magulu a mainjiniya amene amafunikira ma prototypes asanagwire ntchito yopanga.
Tungsten Copper Alloy (WCu): Kulinganiza Conductivity ndi Kukana Kutentha
Tungsten copper alloy imaphatikiza kutentha kwa tungsten ndi kukana kwa arc ndi mphamvu yamkuwa yamagetsi komanso matenthedwe. Zolemba zodziwika bwino zimachokera ku W70Cu30 mpaka W90Cu10, ndipo aloyiyo amapangidwa polowetsa chigoba cha sintered tungsten ndi mkuwa wosungunuka, kupereka wandiweyani, wophatikizika wa yunifolomu m'malo mosakanikirana ndi makina osavuta. Zinthuzi zimatchulidwira maelekitirodi a EDM (electrical discharge machining) maelekitirodi, ma electrodes welding, high-voltage circuit breaker and switch contacts, spark plug electrodes, and heat sinks kapena heat spreaders in power electronics where thermal expansion coefficient close to that of silicon or ceramics pafunika.
Ogula omwe amawunika ogulitsa mkuwa wa tungsten nthawi zambiri amafunsa za kachulukidwe kachulukidwe (porosity imakhudza mwachindunji kukhazikika komanso kukana kukokoloka kwa arc), kulolerana ndi mkuwa, komanso kutheka kwa ma electrode geometries abwino popanda kutsika. ZZKD imapanga tungsten copper bar, rod, plate, and custom electrode blanks with the composition ratios in the application - high tungsten content for arc{2}}rosion resistance in switchgear, high copper content where conductivity is priority - ndipo imapereka ziphaso zotsimikizira kachulukidwe ndi kapangidwe kake pagulu lililonse, lomwe lingatsimikizire ngati pulogalamuyo idzagula. kutumiza.
Tungsten Heavy Alloy (WNiFe / WNiCu): Kuchulukana Kwambiri Kumene Kufunika
Tungsten heavy alloy - tungsten wophatikizidwa ndi faifi tambala-iron (WNiFe) kapena faifi tambala-copper (WNiCu) binders - amafika makulidwe a 17.0 mpaka 18.75 g/cm³ pomwe amakhala opangidwa mochulukira kwambiri kuposa ma tungsten weniweni. Izi ndizomwe ogula amafikira nthawi iliyonse yomwe gawo limafuna kuchuluka kwa kuchuluka kwa voliyumu yocheperako: zolemetsa zolemetsa ndi zoyezera pamalo owongolera ndege ndi zida zolondola, misa yothimbirira, kutchingira ma radiation pazida zoyerekeza zamankhwala ndi mafakitale, zida zoboola pansi zamafuta ndi gasi, ndi zinthu zamasewera monga migolo ya dart ndi zolemetsa zamagulu a gofu.
Ofotokozera mayiko nthawi zambiri amatchula makalasi a aloyi a ASTM B777 (Kalasi 1 mpaka 4) popempha mawu, ndipo nkhawa yomwe imabwerezedwa mobwerezabwereza ndi yakuti ngati wogulitsa angathe kuyesa ndikulemba kachulukidwe, mphamvu zolimba, ndi kuuma kutsutsana ndi muyezo umenewo m'malo mongonena kuti akumvera. ZZKD imapanga tungsten heavy alloy rod, bar, plate, ndi zida zomalizidwa pamakina okhazikika ndi magulu amkalasi, zoyesa kachulukidwe ndi malipoti owunikira omwe amaperekedwa pa batch iliyonse, ndipo imapereka makina a CNC kuti amalize-zigawo zololera kuti ogula athe kuyitanitsa chinthu chogwira ntchito m'malo mogula katundu yemwe angafunikire kupanga machini ang'onoang'ono.
Zida Zowumitsa Metalizing: Tungsten Filament & Evaporation Boats
Vacuum metallizing (chophimba cha kutentha kwa evaporation) chimagwiritsidwa ntchito kuyika filimu yopyapyala yachitsulo pamapulasitiki, mapepala, nsalu, ndi magalasi pazinthu zopangira zinthu kuyambira zopangira zokongoletsera ndi magalasi mpaka zomangira zamagalimoto ndi zinthu zowoneka bwino. Zinthu zotenthetsera zomwe zimatenthetsa zitsulo zokutira - zambiri-zonse za strand tungsten ndi ngalawa-zotulutsa zooneka ngati tungsten - ziyenera kukhala zooneka bwino komanso kuti zisamatenthedwe ndi kutentha kosapitirira madigiri 1,000.
Ogwiritsa ntchito mizere yokutira nthawi zambiri amasamala kwambiri za moyo wa ulusi (kuzungulira kungati kusanasweka), kukana kosasinthika/kukokera pano pagulu (kotero kuti madzi amadzimadzi amakhala ofanana pachipinda chotchingira), komanso kusungitsanso mwachangu, kodalirika popeza mzere wotsikira m'malo mwake ndikutayika mwachindunji. ZZKD imapereka ma tungsten basket filaments mu 1 mpaka 10 strand, yotsukidwa ndi mankhwala kapena ma electro{3}}opukutidwa, molingana ndi zomwe makasitomala amafuna, pamodzi ndi mabwato a tungsten ndi molybdenum evaporation - kupatsa ogwira ntchito zokutira katundu m'modzi pamitundu yonse iwiri yogwiritsidwa ntchito m'malo mongogulitsa mavenda awiri.
Mfundo Zowawa Zenizeni Zokhudza Tungsten Kumayiko Ena (ndi Momwe Mungathetsere)
Lankhulani ndi ogula okwanira padziko lonse lapansi azinthu za tungsten komanso nkhawa zomwezo zimawonekera nthawi zonse:
Kusasinthasintha kwabwino ndi zolemba. Kodi iyi ndi fakitale kapena kampani yogulitsanso zinthu zosatsimikizika? Funsani mwachindunji ngati ogulitsa akusindikiza, ma sinter, ndi makina mu-nyumba, ndikupempha malipoti a mill test owonetsa chemistry ndi makina ake a batch yeniyeni yomwe ikutumizidwa - osati generic datasheet.
MOQ ndi kusinthasintha kwa prototyping. Opanga ambiri amafunikira malamulo ochepera ochepa omwe amachititsa kuti zikhale zosatheka kutsimikizira gawo latsopano musanapange bajeti. Wopereka zitsanzo ndi ma MOQ otsika ngati chidutswa chimodzi kapena kilogalamu imodzi amachotsa chotchinga chimenecho pakuwunika uinjiniya.
Thandizo la makonda ndi mainjiniya. Kuchoka-pa{2}}mashelufu safanana ndi pulogalamu yeniyeni. Ogula amafunikira gulu laukadaulo lomwe lingapangire giredi yoyenera, chiŵerengero cha aloyi, kapena kalasi ya kachulukidwe kwa malo enaake ogwirira ntchito, osati kungokonza zogula.
Kulumikizana, nthawi yotsogolera komanso kuwonekera kwazinthu. Nthawi-kusiyana kwa zoni ndi zolepheretsa chilankhulo kumakulitsa "nthawi yotsogola yamasiku 15" mpaka miyezi iwiri yakuchedwa mosadziwika bwino. Kulankhulana momveka bwino, molabadira komanso kulongedza katundu wamba (makatoni ndi plywood case) zomwe zimapulumuka katundu wa m'nyanja monga zitsulo.
{{0}kuyankha pa malonda. Zotumiza zikafika ndi vuto lalikulu kapena labwino, ogula amafunikira wogulitsa amene angawathetse m'malo mongosowa yemwe wangotsala pang'ono kulipira.
ZZKD yapanga njira zake zotumizira katundu - kuyambira pa proforma invoice, zitsimikizo zachitsanzo, kupanga, ndi kutumiza zolembedwa - potseka mipatayi kwa makasitomala ku North America, Europe, ndi Asia.
Mafakitale Amene Timatumikira
ZZKD's tungsten mankhwala amathandiza semiconductor ndi zamagetsi kupanga (sputtering chandamale, maelekitirodi, kutentha zinthu), Azamlengalenga ndi chitetezo (kulemera kulemera, structural ndi shielding zigawo zikuluzikulu), zipangizo zachipatala (radiation shielding, imaging components), magalimoto ndi mafakitale tooling (EDM electrodes, kuwotcherera electrodes), ndi magalasi, vacuries coating, nthunzi ndi findu. zigawo za ng'anjo).
Mafunso Ofunsidwa Kawirikawiri kuchokera kwa International Buyers
"Kodi pali kusiyana kotani pakati pa tungsten yoyera ndi tungsten heavy alloy?" Tungsten yoyera ndi chinthu chimodzi-chinthu chamtengo wapatali chifukwa cha malo ake osungunuka kwambiri komanso mphamvu zake zamagetsi, koma ndi yolimba komanso yovuta kuyipanga kukhala mawonekedwe ovuta. Tungsten heavy alloy imawonjezera faifi tambala-zomangira zomangira kotero kuti gawolo limakhala lolimba kwambiri pomwe limakhala losavuta kupanga makina, zomwe zimapangitsa kuti zikhale zotheka nthawi iliyonse ikamalizidwa,{3}}zigawo zamakina zimafunikira m'malo mwa ndodo kapena waya.
"N'chifukwa chiyani tungsten copper alloy ndi yofunika kwambiri?" Copper-to{1}}tungsten ratio ndi malonda achindunji-osiyana pakati pa magetsi/matenthedwe amadulidwe (amakondedwa ndi mkuwa wochulukira) ndi arc-kukokoloka kwa nthaka ndi kulimba (kukondedwa ndi tungsten yochulukirapo). Ogula akuyenera kutchula chiyerekezocho potengera kulephera kwakukulu pakugwiritsa ntchito kwawo - kutayika kwa ma elekitirodi poyerekeza ndi kuvala kwa maelekitirodi - m'malo mosintha kukhala giredi "yokhazikika" imodzi.
"Kodi tungsten ndi yovuta kupanga makina, ndipo izi zimakhudza nthawi yotsogolera?" Tungsten ndi tungsten copper alloy ndizovuta komanso zonyezimira, zimafunikira zida zapadera komanso mitengo yocheperako poyerekeza ndi zitsulo wamba, nchifukwa chake mu-CNC yanyumba ndi mphamvu yogaya - m'malo motumiza makina kupita kusitolo yachitatu - imafupikitsa nthawi yotsogolera ndikuteteza kulolerana. Makina a Tungsten heavy alloy ali ngati chitsulo chachitsulo ndipo ndiwowongoka kwambiri.
"Ndi ziphaso zotani zomwe wogulitsa tungsten ayenera kupereka?" Osachepera, ogula amayenera kuyembekezera lipoti la mayeso okhudzana ndi kapangidwe ka mankhwala ndi kachulukidwe pa batch iliyonse. Pazigawo zolemera za alloy zomwe zikulozera ASTM B777, funsani gululo ndikutsimikizira kulimba kwamphamvu komanso kuyesa kwakutali. Ogula omwe ali ndi machitidwe apamwamba akuyeneranso kutsimikizira za ISO 9001 za wopanga.
"Kodi ndingapeze chitsanzo ndisanayike dongosolo lopanga?" Opanga odalirika, kuphatikiza ZZKD, nthawi zambiri amapereka zitsanzo zaulere kapena zotsika-zotsika mtengo kuti zitsimikizireni zinthu musanapange zonse - izi ndizomwe zimachitika kwa ogula kutsimikizira wogulitsa watsopano kapena gawo lina.
"Kodi nthawi yotsogolera ya magawo a tungsten ndi iti?" Ma rod, mipiringidzo, ndi mawaya nthawi zambiri amatha kutumizidwa mkati mwa masiku kapena milungu iwiri, pomwe{0}}zigawo zamakina kapena nyimbo za aloyi zatsopano nthawi zambiri zimafunika masiku 15 mpaka 25 ogwirira ntchito kutengera zovuta komanso kuchuluka kwa madongosolo; ogula ayenera nthawi zonse kutsimikizira kuchuluka komwe kulipo panthawi yowerengera m'malo modalira kuyerekezera kwatsamba komwe kumachitika.
Mapeto
Kusankha wogulitsa tungsten potsirizira pake ndi chisankho chokhudza chiopsezo: chiwopsezo cha chemistry yosagwirizana, kulolerana kophonya, ndi kutumiza kosadalirika motsutsana ndi chitsimikizo cha wopanga chomwe chimayang'anira njira yake kuchokera ku ufa kupita ku gawo lomaliza. Pokhala ndi zaka makumi awiri zakupanga zinthu,-m'nyumba mwa Pure Tungsten, Tungsten Copper Alloy, Tungsten Heavy Alloy, ndi Vacuum Metallizing materials, komanso mbiri yotumiza katundu kumayiko oposa khumi ndi awiri, ZZKD ili m'malo mopangana nawo-kwanthawi yayitali choncho. Lumikizanani ndi gulu lathu la mainjiniya ndikujambulani kapena zambiri zamagwiritsidwe ntchito kuti mupeze malingaliro aukadaulo, zitsanzo zaulere, ndi mawu omveka.
