Silicon Carbide (SiC) ndi chinthu chopangidwa ndi zinthu zoduladula zomwe zimadziwika ndi kuuma kwake kwapadera, kutentha kwambiri, kukhazikika kwa mankhwala, komanso luso lodula lakuthwa. Chimagwiritsidwa ntchito kwambiri pochiza zinthu zoduladula, zotsutsa, zadothi, zachitsulo, komanso pamwamba.
Silicon carbide imapezeka makamaka m'mitundu iwiri: Black Silicon Carbide ndi Green Silicon Carbide.
Black Silicon Carbide
Carbide wakuda wa silicon amapangidwa kuchokera ku mchenga wa quartz wapamwamba kwambiri ndi petroleum coke pa kutentha kwambiri. Uli ndi kuuma kwakukulu, kulimba bwino, m'mbali zakuthwa, komanso magwiridwe antchito amphamvu opera. Umagwiritsidwa ntchito kwambiri popera, kudula, kuphulitsa mchenga, kukonza miyala, zinthu zotsutsa, komanso kugwiritsa ntchito zitsulo.
Green Silicon Carbide
Carbide yobiriwira ya silicon imadziwika ndi kuyera kwambiri, kuuma kwambiri, komanso kudula bwino kuposa carbide yakuda ya silicon. Imagwiritsidwa ntchito kwambiri popera molondola, kuluka, kupukuta, kukonza ceramic, kukonza magalasi, zida za semiconductor, ndi ntchito zina zomwe zimafuna kulondola kwambiri pamwamba.
Kugwiritsa ntchito silicon carbide yobiriwira ndi silicon carbide yakuda
1Silicon Carbide ya Silicon Carbide Yogwirizana ndi Reaction-Bonded
Ufa wobiriwira wa silicon carbide ungagwiritsidwe ntchito ngati chimodzi mwa zinthu zofunika kwambiri zopangira zinthu za ceramic za silicon carbide zolumikizidwa ndi reaction-bonded. Ndi woyenera machitidwe osiyanasiyana opangira ndi njira zopangira, kuphatikizapo kuponya, kutulutsa, ndi kukanikiza.
Zinthuzo zimakonzedwa makamaka pogwiritsa ntchito jet milling, yokhala ndi mawonekedwe abwino a tinthu tating'onoting'ono, kuyenda bwino kwa madzi, komanso kugawa bwino tinthu tating'onoting'ono. Zalandira ndemanga zabwino kuchokera kwa makasitomala akumaloko.
Ntchito zambiri zimaphatikizapo ma nozzles a silicon carbide, mipando ya uvuni, zida zochotsera mpweya woipa, zida zamagetsi, zida zotsekera, migolo yopukusira, ndi zinthu zina zadothi za silicon carbide.
2Silicon Carbide yopangira Sintering Yopanda Kupanikizika
Silicon carbide yopangira sintering yopanda kupanikizika imakonzedwa ndi kuphwanyidwa. Ili ndi chiyero chapamwamba, kufalikira kwa tinthu tating'onoting'ono, kuyenda bwino, komanso magwiridwe antchito okhazikika.
Zinthu zopangidwa ndi ceramic zomwe zimapezeka zimakhala ndi kukhuthala kwakukulu, kuuma kwambiri, kukana kukalamba bwino, komanso kukana dzimbiri. Zimagwiritsidwa ntchito kwambiri potseka zinthu, zida zotetezera, mbale zotenthetsera, mapampu ndi ma valve, kugwiritsa ntchito mphamvu zatsopano, kafukufuku wasayansi, ndi ntchito zokhudzana ndi chitetezo.
3Silicon Carbide ya Zoumbaumba Zolondola
Zipangizo zapadera zadothi nthawi zambiri zimafuna zipangizo zopangira zinthu zazing'ono kapena zazing'ono kwambiri. Zofunikira pa zipangizo zopangira ndi izi:
1. Kapangidwe ka tinthu tating'onoting'ono tomwe timagawa tinthu tating'onoting'ono, kapena kapangidwe ka tinthu tating'onoting'ono tomwe timapangidwa bwino.
2. Kapangidwe ka tinthu tofanana, tokhala ndi ma agglomerate ochepa komanso mphamvu yochepa ya agglomerate.
3. Kuyera kwa mankhwala koyenera kulamulidwa ndi kapangidwe ka mankhwala kofanana. Zofunikira zomwe zimafunika nthawi zambiri zitha kuphatikizapo D50 pansi pa 0.8 μm ndi kukula kwakukulu kwa tinthu tosakwana 5 μm.
Silicon carbide yomwe imapangidwa makamaka ndi α-SiC imagwiritsidwa ntchito ngati zopangira kuti ipereke kukhazikika kwa kutentha komanso kukana dzimbiri kwa zinthu zoumba zolondola. Ndi kugawa kwa tinthu tating'onoting'ono komanso kofanana, zimathandiza kupanga zokolola zambiri, kucheperako kokhazikika, komanso kuchulukana komwe kumafunidwa.
4Silicon Carbide ya Zipangizo Zotetezera Kutentha
Zipangizo zotetezera kutentha nthawi zambiri zimatanthauza zipangizo zomwe zimakhala ndi kutentha kwa 0.12 kapena pansi pake, kuphatikizapo ma board otetezera kutentha ndi ma board oteteza kutentha okhala ndi pobowo la nano-porous.
Pakadali pano, ufa wa silicon carbide wokhala ndi tinthu tating'onoting'ono ta 5 μm kapena finer umagwiritsidwa ntchito kwambiri ndi makasitomala. XINLI Abrasives silicon carbide micropowder yadutsa zofunikira za RoHS ndipo imapangidwa motsatira dongosolo loyang'anira khalidwe la ISO 9001. Ndi zinthu zochepa zoopsa, ingagwiritsidwe ntchito mu njira zinazake zotetezera kutentha kuti iwonjezere magwiridwe antchito azinthu pomwe ikuthandizira kugwiritsa ntchito zinthu zosunga mphamvu komanso zachilengedwe.
5Silicon Carbide ya Ceramic Substrates
Ma silicon carbide ceramic substrates amagwira ntchito yofunika kwambiri pamagetsi amphamvu. Poyerekeza ndi zinthu za silicon zachikhalidwe, silicon carbide ili ndi kapangidwe kolimba ka kristalo komanso bandgap yayikulu. Kutentha kwake kwakukulu kogwirira ntchito kumatha kufika 600°C, ndipo mphamvu yake yamagetsi yosweka ndi yoposa kakhumi kuposa silicon.
Zipangizo za silicon carbide zimapereka mavoteji ambiri oletsa komanso kutayika kochepa kwa conduction. Chifukwa chake, zida zamagetsi zochokera ku ukadaulo wa silicon carbide zimatha kukhala ndi mavoteji ambiri oletsa kuposa zida za silicon. Pamlingo wofanana wa mphamvu, zida za silicon carbide zimathanso kupereka kutayika kochepa kwa conduction.
6Silicon Carbide ya Abrasives Yokutidwa
Silicon carbide ndi chinthu chofala chomwe chimagwiritsidwa ntchito popanga zinthu zophimba, kuphatikizapo malamba ophimba, nsalu yophimba, ndi sandpaper.
Ndi kuuma kwambiri, kukana kuvala bwino, komanso kukhazikika kwa mankhwala, silicon carbide imatha kukonza bwino ntchito yopukusira komanso kukonza makina. Pakupanga zinthu zopukusira zophimbidwa, tinthu ta silicon carbide timagawidwa mofanana ndikulumikizidwa ku zinthu zotsalira kuti tipange gawo lokhazika, zomwe zimathandiza kuti zinthu zogwirira ntchito zigayidwe bwino komanso kukonzedwa bwino.
7Silicon Carbide ya Silicon Carbide Yobwezeretsedwanso
Ma silicon carbide grade RS07 ndi RS100 amagwiritsidwa ntchito kwambiri popanga zoumba za silicon carbide zobwezerezedwanso.
Njira zopangira zinthuzi zikuphatikizapo kupukuta, kusintha pamwamba, kupukuta jet, ndi kupanga tinthu tating'onoting'ono. Kuchuluka kwa zinthu zolemera kwa 1.75 kapena kupitirira apo kumafunika, pamodzi ndi kuphatikiza kwa tinthu tating'onoting'ono ndi tating'onoting'ono tokonzedwa bwino kuti tipezeke bwino.
Zinthu zofunika kwambiri ndi monga kuchuluka kwa katundu, kuyenda bwino, komanso kugwira ntchito bwino. Zinthu zimenezi zingathandize kukulitsa kuchuluka kwa katundu, kukana kuwonongeka, komanso kukana dzimbiri.
Amagwiritsidwa ntchito kwambiri m'mipando ya uvuni yogwira ntchito bwino, zoumba zamagetsi, zoumba zaukhondo, zoumba za patebulo, zoumba zopukutira, zitsulo, ndi mafakitale ena.
8Silicon Carbide Micropowder ya DPF
Zosefera za tinthu tating'onoting'ono ta dizilo ya magalimoto (DPF) zimapangidwa pogwiritsa ntchito ufa wa silicon carbide woyeretsedwa kwambiri womwe wapangidwa mwapadera. Zipangizozo zimasakanizidwa malinga ndi njira zinazake, kutsatiridwa ndi kukanda, kukonzekera matope, kupanga, ndi kuyatsa.
Chogulitsa chomaliza chili ndi kapangidwe ka khoma loyenda bwino lomwe lili ndi njira zambiri zopangira uchi. Njira zina zimalumikizidwa kuti zikakamize mpweya wotulutsa utsi kudutsa m'makoma a ceramic okhala ndi mabowo, zomwe zimathandiza kuti tinthu tating'onoting'ono tigwire ndikuyeretsa utsi wa galimoto.
9Silicon Carbide Micropowder ya Zophimba Zosamatirira Zophikira
Kutengera ndi luso la makasitomala ambiri komanso mgwirizano ndi mabungwe ofufuza, XINLI Abrasives yapanga ufa wa silicon carbide micropowder wopangira zophikira zosamamatira.
Silicon carbide imapereka kukana kutentha kwambiri, kukana dzimbiri, kuuma, komanso kukana kuvala. Ikaphatikizidwa bwino mu kapangidwe kake kopaka, ufa wa silicon carbide micropowder ukhoza kupanga kapangidwe kolimba koteteza komwe kumathandiza kulimbitsa kulimba kwa pamwamba ndi kukana kuvala kwa chophimbacho.
Itha kugwiritsidwa ntchito m'makina ophikira mbale zophikira omwe amagwira ntchito bwino kwambiri. Kukana kutentha, magwiridwe antchito osamamatira, komanso chitetezo cha chophimbacho kuti chisakhudze chakudya zimadalira kapangidwe kake konse kophikira ndipo ziyenera kuyesedwa malinga ndi miyezo ndi malamulo oyesera omwe akugwiritsidwa ntchito.
Chogulitsachi chikugwirizana ndi zofunikira za RoHS ndipo chimapangidwa motsatira dongosolo loyang'anira khalidwe la ISO 9001.
10Silicon Carbide ya Silicon Carbide Yotenthetsera Zinthu
Zinthu zotenthetsera za silicon carbide ndi zinthu zotenthetsera zooneka ngati ndodo kapena zozungulira zomwe sizili zachitsulo zomwe zimatentha kwambiri. Zimapangidwa makamaka pogwiritsa ntchito silicon carbide yobiriwira yokhala ndi hexagonal ngati zinthu zazikulu zopangira.
Pambuyo pokonza ndi kupanga, zinthuzo zimasinthidwa kukhala silicone ndi recrystallization sintering pa kutentha kwa pafupifupi 2200°C.
Pansi pa mpweya wowonjezera kutentha, kutentha kwabwinobwino kwa ntchito kumatha kufika 1450°C, kutengera kapangidwe ka chinthucho ndi momwe chimagwirira ntchito. Zinthu zotenthetsera za silicon carbide zimapereka kukhazikika kwa kutentha kwambiri, kukana dzimbiri, komanso kukana kuwonongeka.
11Silicon Carbide ya Carbon Ceramic Brake Components
XINLI Abrasives silicon carbide micropowder ili ndi chiyero chapamwamba komanso kuuma kwakukulu, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsa ntchito zida zoyendetsera mabuleki a ceramic a carbon.
Zipangizo zoyendetsera mabuleki a kaboni zimapereka kukana kutentha kwambiri, mphamvu zambiri, kukana okosijeni, kukana dzimbiri, komanso kukana kukhudzidwa. Poyerekeza ndi zida zachikhalidwe za mabuleki achitsulo, makina oyendetsera mabuleki a kaboni angapereke zabwino monga kukhala ndi nthawi yayitali yogwirira ntchito, kugwira ntchito bwino kwa mabuleki pansi pa kutentha kwambiri, komanso kulemera kochepa.
Moyo weniweni wa ntchito, kuchepetsa kulemera, ndi magwiridwe antchito a braking zimadalira dongosolo la zinthu, kapangidwe ka zigawo, ndi momwe zimagwirira ntchito.
12Silicon Carbide ya Zoumbaumba Zopangidwa ndi Thovu
Mabodi oteteza ceramic okhala ndi thovu nthawi zambiri amapangidwa pogwiritsa ntchito zinthu monga dongo, zinyalala za ceramic, ndi zinthu zina zopangira mchere. Silicon carbide imatha kuwonjezeredwa kuzinthu zina ngati chopangira thovu. Pambuyo poyatsa kutentha kwambiri, chinthu cha ceramic chokhala ndi selo lotsekedwa chokhala ndi ma porosity ambiri chimapangidwa.
XINLI Abrasives silicon carbide micropowder wa zoumba zopangidwa ndi thovu zimakhala ndi mtundu wofanana komanso kukula kwa tinthu tating'onoting'ono komwe kumayendetsedwa bwino. Itha kugwiritsidwa ntchito m'njira zosiyanasiyana zopangira zinthu ndi njira zopangira.
Mulingo wowonjezera nthawi zambiri ungakhale 0.3%–0.5%, kutengera kapangidwe kake ndi zofunikira pa njira yake. Kapangidwe koyenera kangathandize kupanga ma pore ofanana komanso kulola mpweya kulowa bwino.
13Silicon Carbide ya Abrasives Yogwirizana
Silikoni carbide ya zinthu zomangira zomangira imapezeka m'mitundu yosiyanasiyana ya macro grit ndi micropowder, kuphatikizapo silicon carbide yakuda ndi yobiriwira.
Zipangizo zopangira zimapangidwa mu uvuni wamphamvu kwambiri kuti zitsimikizire kuti zinthuzo ndi zabwino komanso zoyera kwambiri. Zipangizo zopangira zinthu zomwe zilipo zikuphatikizapo ma jet mills, makina opangira mawonekedwe, ma ball mills ouma komanso onyowa, ndi ma Raymond mills.
Njira zopangira zitha kusinthidwa malinga ndi zomwe makasitomala amafuna kuti tinthu timeneti tipeze mawonekedwe oyenera, kuchuluka kwa zinyalala zochepa, komanso fumbi lochepa. Kuwunika kwa ultrasound ndi kutsuka m'madzi kungagwiritsidwenso ntchito kuchepetsa chiopsezo cha kuipitsidwa ndi tinthu tosafunikira komanso fumbi.
14Silicon Carbide yopera ndi kupukuta
Silicon carbide ili ndi kuuma kwakukulu, kutentha kwabwino kwambiri, komanso magetsi abwino kwambiri. Imaperekanso kukana kwabwino kwa okosijeni kutentha kwambiri.
Amagwiritsidwa ntchito kwambiri pogaya ndi kupukuta, kuphatikizapo kupukuta galasi, kupukuta zitsulo zosapanga dzimbiri, kukonza jade ndi miyala yamtengo wapatali, kukonza zitsulo, zamagetsi, nkhungu ndi zoponyera, zipangizo zotsutsa, kugwiritsa ntchito ndege, kumanga ndi kumanga misewu, kuphulika kwa mchenga wa denim, zida zokongola, kupukuta zipangizo, komanso kupanga mabuloko opukutira a ceramic, zida zopukutira, ndi mawilo opukutira.
15Silicon Carbide ya Ceramic Nembanemba
Zida za silicon carbide zimaonedwa kuti ndi zinthu zabwino kwambiri zogwiritsidwa ntchito posefera nembanemba. Silicon carbide ingagwiritsidwe ntchito m'magawo othandizira ndi m'magawo osefera a machitidwe a nembanemba ya ceramic, omwe nthawi zambiri amapangidwa kudzera mu kutentha kwambiri.
Silicon carbide imapereka kukana bwino kwa asidi ndi alkali, kukana kutentha kwambiri, mphamvu ya makina, komanso kukhazikika kwa mankhwala. Makhalidwe amenewa angathandize kuti zinthu ziyende bwino, kukana kuipitsa, komanso kulimba kwa kapangidwe kake.
Ma membrane a silicon carbide ceramic angagwiritsidwe ntchito poyesa kusefa ndi kulekanitsa zinthu movutikira. Kusuntha kwawo kwenikweni, mphamvu ya kusefa, ndi nthawi yogwirira ntchito zimadalira kukula kwa ma pores a membrane, kapangidwe kake, mawonekedwe a chakudya, ndi momwe zimagwirira ntchito.
16Silicon Carbide ya Zosefera za Foam Ceramic
Zosefera za thovu la silicon carbide (SiC) zimapereka mphamvu yabwino kwambiri yamakina, kukana kutentha, komanso kukana dzimbiri kwa mankhwala.
Kutengera kapangidwe ka chinthucho ndi momwe chimagwiritsidwira ntchito, chingagwiritsidwe ntchito pamalo otentha kwambiri mpaka pafupifupi 1500°C. Chingathe kuchotsa bwino zinyalala ndi zinthu zina zomwe sizili zachitsulo kuchokera ku zitsulo zosungunuka pamene chikuthandiza kukonza kayendedwe ka zitsulo ndi kutulutsa mpweya panthawi yolimba.
Ntchito zambiri zimaphatikizapo kusefa zitsulo zosungunuka, kuchiza mpweya wotentha kwambiri, zothandizira zothandizira, zosinthira kutentha kolimba, ndi zipangizo zapadera zopakira.
17Silicon Carbide ya FRP Applications
Silicon carbide ingagwiritsidwe ntchito ngati chinthu chogwiritsidwa ntchito popanga pulasitiki yolimbikitsidwa ndi ulusi (FRP) ndi zinthu zophatikizika. Imapereka kuuma kwakukulu, kukana kuwonongeka bwino, kukhazikika kwa mankhwala, kukana kutentha kwambiri, komanso kuyendetsa bwino kutentha.
Ikasankhidwa bwino ndikuyikidwa mu kapangidwe kake kophatikizana, silicon carbide ingathandize kukonza kuuma kwa pamwamba, kukana kuwonongeka, magwiridwe antchito a kutentha, komanso kulimba. Makhalidwe omaliza amadalira dongosolo la utomoni, kukula kwa tinthu ta silicon carbide, mulingo wowonjezera, njira yofalikira, ndi kapangidwe kake konse.
Itha kugwiritsidwa ntchito m'mafakitale osiyanasiyana, kuphatikizapo zida ndi zigawo zomwe zimapangidwira malo ogwirira ntchito ovuta.