Kev tawg hauv kev tsim khoom loj tom qab 20 xyoo ntawm kev sib tsoo rab ntaj
Ntawm lub rooj sib tham xov xwm, Zhu Shigao, Thawj Tswj Hwm ntawm Yike Carbon, tau qhia ntxaws ntxaws txog cov txheej txheem tsim khoom. Nws tau hais tias cov khoom lag luam tso tawm lub sijhawm no tau ua tiav ntau dua 20 xyoo ntawm kev tshawb fawb thiab kev tsim kho, nrog kev nqis peev ntau dua 150 lab yuan, thiab tau ua tiav cov leap los ntawm cov qauv kuaj mus rau qhov loj - teev ntau lawm, tsim kom muaj kev lag luam tag nrho cov saw hlau tsim muaj peev xwm ntawm 12000 tons hauv ib xyoos. Yike Carbon tau dhau los ua ib qho ntawm ob peb lub tuam txhab hauv ntiaj teb nrog cov peev txheej ruaj khov rau siab -kawg tshwj xeeb graphite.
Zhang Zhengquan, tus thawj coj R & D ntawm Yike Carbon, qhia txog qhov tseem ceeb ntawm kev ua tau zoo ntawm cov khoom: qhov ceev ntawm cov khoom siv graphite tshwj xeeb (HY series, HK series, HZ series) npog 1.7-2.0g / cm3, nrog qhov tsawg kawg nkaus flexural zog ntawm 61MPa thiab qhov tsawg kawg nkaus compressive zog ntawm 149MPa txawv teb chaws, thiab cov khoom zoo sib xws ntawm 15MPa. series; Thaum qhov ceev nce mus txog 2.0g / cm3, lub zog flexural tuaj yeem ncav cuag 90MPa thiab lub zog compressive tuaj yeem ncav cuag 200MPa, rhuav tshem cov ntaub ntawv thoob ntiaj teb rau kev ua haujlwm tshwj xeeb graphite. Qhov tseem ceeb tshaj, kev tswj tau ntawm cov khoom uas muaj qhov loj me ntawm 3-10 microns tau ua tiav, tsis muaj ciam teb meej meej ntawm cov khoom, thiab kev sib koom ua ke ntawm cov qauv tsim tau mus txog qib thoob ntiaj teb.
Xib fwb Huang Qizhong los ntawm Central South University tau taw qhia tias lub zog compressive ntawm domestically tsim isostatic pressed graphite yog ib zaug tsawg dua 130MPa, thiab lub zog flexural qis dua 60MPa, nrog rau cov kev hloov pauv tseem ceeb. Lub zog compressive ntawm Yike Carbon qauv pib ncav cuag 149MPa (HK series), thiab cov qauv siab - ntom ntom (2.0g / cm3) tau tawg los ntawm 200MPa compressive zog thiab 90MPa flexural zog, rhuav cov ntaub ntawv rau tshwj xeeb graphite ntom.
Tsim kom muaj lub hauv paus ruaj khov rau kev tsim khoom hauv tsev thoob plaws tag nrho kev lag luam saw
Tom qab ruaj khov ntau lawm yog tag nrho kev lag luam saw system tsim los ntawm Yike Carbon, los ntawm cov khoom siv raw mus rau cov khoom tiav. Nws tau tshaj tawm tias lub tuam txhab tau tsim cov txheej txheem ntau lawm uas suav nrog kev npaj cov khoom siv tsis zoo electrode precursors, pre carbonization, graphitization, thiab siab -kub chlorination purification. Lub peev xwm ntawm cov khoom tsis zoo electrode precursors yog 10000 tons / xyoo, ua ntej carbonization yog 45000 tons / xyoo, graphitization yog 15000 tons / xyoo, thiab siab -kub chlorination purification yog 15000 tons / xyoo, muab ib tug ruaj khov guarantee rau lub loj - nplai cov ntaub ntawv.
Hauv kev tshawb fawb thiab kev tsim kho thiab kev sim cov txheej txheem, Yike Carbon tau tsim ib pab pawg R & D uas coj los ntawm Zhu Shigao. Ntau tshaj 70% ntawm cov tswvcuab tau kawm tiav qib siab, nruab nrog ntau dua 2000 square metres ntawm cov chaw sim kws tshaj lij, R & D cov cuab yeej muaj nqis tshaj 20 lab yuan, thiab cov cuab yeej kuaj muaj nqis ntau dua 3 lab yuan. Nws tuaj yeem saib xyuas ntau dua 20 qhov tsis xws li cov khoom siv microstructure, flexural thiab compressive zog, thiab thermal expansion coefficient thoob plaws tag nrho cov txheej txheem. Peb cov txheej txheem siab -kub chlorination purification tuaj yeem tswj tau cov hmoov tshauv tsis pub dhau 5ppm, uas yog lub peev xwm tseem ceeb los ua kom tau raws li qhov xav tau ntawm siab -kawg teb xws li thib peb- tiam semiconductors. "Zhang Zhengquan ntxiv.
Qin Song, Thawj Tswj Hwm ntawm Tuam Tshoj Carbon Industry Association, tau hais tias, "Cov khoom siv roj carbon ntau yog kev siv hluav taws xob thib ob thiab kev lag luam ncig kev lag luam. Cov ntaub ntawv tshwj xeeb graphite yog ib qho tseem ceeb heev ntawm kev muaj nyob hauv cov khoom siv carbon ntau lawm. Tam sim no, ntau cov khoom lag luam hauv kev lag luam carbon muaj overcapacity thiab loj loj kev sib tw.
Txhaum los ntawm qhov xwm txheej thiab leveraging kev kho dua tshiab ntawm kev lag luam tawm tswv yim los ntawm daim ntawv thov
Nws yog ib qho tsim nyog yuav tsum nco ntsoov tias cov khoom siv high-end graphite no tau raug txheeb xyuas los ntawm kev tsim khoom loj los ntawm cov tuam txhab ua lag luam hauv kev lag luam xws li BYD, thiab yuav sai sai no tag nrho siv rau hauv ntau qhov siab -kawg kev lag luam uas cuam tshuam nrog lub teb chaws lub tswv yim thiab kev thev naus laus zis frontiers.
Nws tau tshaj tawm tias nws cov khoom lag luam tau ua tiav cov ntawv thov tshwj xeeb hauv ntau qhov chaw: hauv kev sib khi cov ntaub ntawv, kev hloov kho ntawm Shore hardness ntawm 65-100 tuaj yeem ua tiav los ntawm kev kho cov graphitization degree, thiab cov qauv tsis zoo los ntawm cov txheej txheem tsis impregnation yog yooj yim dua rau cov hlau thiab resin impregnation, ua tau raws li cov kev xav tau ntawm high-sealing; - Hauv qhov chaw thib peb - tiam semiconductors, cov coefficient ntawm thermal expansion yog 4.5-6.3 × 10?? / Kev tswj xyuas qhov tseeb, ua ke nrog ultra- siab purity qis dua 5ppm, tuaj yeem siv ncaj qha rau SiC substrate thermal field thiab Tac, txheej txheej graphite npaj; Nyob rau hauv lub tshav pob ntawm photovoltaics, nws stability thiab uniformity yuav hloov cov ntaub ntawv txawv teb chaws rau ib leeg siv lead ua silicon loj hlob crucibles thiab polycrystalline ingot thermal teb Cheebtsam; Nyob rau hauv lub tshav pob ntawm lub zog tshiab, tus nqi siab-zoo coj los ntawm qhov zoo ntawm tag nrho cov kev lag luam saw ua rau nws muaj peev xwm rau loj-scale hloov nyob rau hauv cov khoom xws li graphite crucibles rau cov khoom tsis zoo electrode.
Liu Donghua, CEO ntawm Beijing Caineng Era Digital Technology Co., Ltd., tau tshuaj xyuas tias "nws xav tias los ntawm 2025, nrog rau qhov loj - nplai nrov ntawm 8-inch SiC cov kab ntau lawm, cov khoom siv hluav taws xob graphite yuav nkag mus rau ntau lab lab. Txawm hais tias qhov kev thov siab rau -kev ua tau zoo ntawm cov khoom siv graphite tseem ceeb yuav txuas ntxiv mus ntxiv. tshwj xeeb graphite yuav tsis pom qhov muag, nws yog ib qho tseem ceeb rau lub neej ntawm lub teb chaws semiconductor kev lag luam.
Kev cog lus los ua tus xa khoom tseem ceeb thoob ntiaj teb
Peb tau dhau los ntawm kev hloov pauv kev lag luam ntawm 'zaj duab xis rau hmoov' thiab kov yeej ntau yam kev sib tw ntawm cov nyiaj txiag, thev naus laus zis, kev ua lag luam, thiab pab pawg hloov kho. Peb ib txwm ua raws li cov txheej txheem kev tshawb fawb raws li lub hauv paus, cov cuab yeej siv siab heev raws li cov cuab yeej, pab pawg muaj zog ua lub hauv paus, thiab ua tib zoo saib xyuas cov ntsiab lus. Peb yeej tsis tau nres ntawm txoj kev tshiab, "Zhu Shigao hais.
Niaj hnub no, Yike Carbon tau tsim muaj plaub qhov kev lag luam tseem ceeb: purified graphite hmoov rau hluavtaws pob zeb (nrog rau kev muag khoom txhua xyoo ntawm ze li 6000 tons), uas yog ib qho ntawm cov neeg muag khoom loj tshaj plaws hauv khw; Lithium ion roj teeb graphite tsis zoo electrode khoom (nrog rau tag nrho cov kev lag luam saw tsim muaj peev xwm ntawm 15000 tons); Ultra ntshiab graphite hmoov (500 tons / xyoo), feem ntau ua haujlwm thib peb - tiam semiconductor manufacturing kev lag luam; High kawg tshwj xeeb graphite (12000 tons / xyoo).
Nyob rau hauv nws hais lus, Gao Junfeng, Tus Lwm Thawj Coj ntawm Economic Development Zone Management Committee ntawm Bazhong City, Sichuan Province, tau hais tias: "Yike Carbon tau sau cov lus dab neeg ntawm 'me graphite' ua tiav 'kev lag luam loj' nrog rau kev txiav txim siab ntawm ' kaum xyoo ntawm kev sib tsoo rab ntaj'. Los ntawm kev rhuav tshem lub thoob ntiaj teb monopoly ntawm pob zeb diamond purified electro graphite hloov cov khoom siv los ntawm cov khoom siv hluav taws xob los ntawm kev ua haujlwm tsis zoo. Qhov sib txawv hauv tshwj xeeb graphite ntau lawm hauv Southwest Tuam Tshoj, nws tsis yog tsuas yog ib qho kev nthuav qhia ntawm kev lag luam lub zog thev naus laus zis, tab sis kuj tseem muaj cov lus taw qhia tseem ceeb rau Bazhong Economic Development Zone's 'kev tsim kho kev lag luam'
Zhu Shigao tau tshaj tawm tias, "Peb yuav ntxiv dag zog rau cov teeb meem thev naus laus zis, txhim kho cov txiaj ntsig kev pabcuam, sib koom ua ke peb txoj haujlwm thoob ntiaj teb hauv graphite hmoov rau pob zeb diamond dag; txuas ntxiv ua kom tob qhov kev lag luam ntawm tag nrho cov khoom lag luam ntawm lithium roj teeb tsis zoo electrode cov ntaub ntawv, txhim kho cov kev sib tw tseem ceeb ntawm graphitization thiab purification txheej txheem, thiab ua tau raws li cov kev xav tau ntawm siab - cov khoom siv hluav taws xob txuas ntxiv rau kev lag luam, kev lag luam tshwj xeeb, thiab cov khoom lag luam ntxiv; enrich daim ntaub ntawv (tshwj xeeb tshaj yog nyob rau hauv siab -kawg teb xws li mechanical seals, semiconductors, photovoltaics, EDM, tshiab lub zog thermal teb, thiab lwm yam), tau cog lus los ua tus tseem ceeb ntawm high -kawg tshwj xeeb graphite nyob rau hauv lub ntiaj teb no, siv zog los hloov tag nrho imports thiab exports, thiab cia lub brilliance ntawm Tuam Tshoj} cov ntaub ntawv thoob ntiaj teb siab sh{4}.
