Graphitized Petroleum Coke
Graphitized petroleum coke (GPC) yog cov khoom siv sib xyaw ua ke uas tau los ntawm cov roj av coke, cov khoom siv roj refining. Los ntawm cov txheej txheem ntawm kev kho cua sov thiab graphitization, roj av coke tau hloov mus rau hauv GPC, uas nthuav tawm cov khoom zoo xws li hluav taws xob thiab thermal conductivity, tsis tshua muaj thermal expansion, thiab tshuaj lom neeg zoo heev.
Vim li cas thiaj xaiv peb?
Kev Tswj Xyuas Zoo
Qitian Cov Khoom lag luam kom ntseeg tau 100% ntawm tag nrho cov graphite roj av coke ua tau raws li cov qauv kev lag luam zoo thiab dhau qhov kev soj ntsuam zaum kawg thiab tom qab ntawd ua tib zoo ntim rau kev xa khoom.
Muaj peev xwm muab khoom ruaj khov
Peb muaj peb tus kheej cov chaw tsim khoom, nrog rau kev xa khoom txhua hnub txog li 100 tons. Peb muaj cov kws tshaj lij thev naus laus zis los pab peb txhim kho cov thev naus laus zis thiab kev tsim khoom.
Professional Management System
Lub tuam txhab cov txheej txheem ua tiav heev. Los ntawm theem pib ntawm cov neeg siv khoom docking mus rau theem tom ntej ntawm kev muag khoom, peb tuaj yeem siv kev tswj hwm software los txhim kho kev ua haujlwm.
24 Teev Kev Pabcuam
Peb tuaj yeem muab kev pabcuam xa tawm zoo tshaj plaws thiab kev pabcuam tomqab muag. 24 teev hauv kab rau kev pab.
Qhov zoo ntawm Graphitized Petroleum Coke
Unparalleled Carbon Purity
Graphitized Petroleum Coke boasts cov ntsiab lus carbon siab heev, feem ntau tshaj 98%. Qhov tshwj xeeb purity no ua kom pom cov pa roj carbon ntau ntxiv, ua GPC qhov kev xaiv zoo tshaj plaws rau cov pa roj carbon ntxiv hauv cov txheej txheem metallurgical. Cov ntsiab lus carbon siab pab txhawb kev ua tau zoo thiab xav tau.
Cov khoom sib xws thiab tswj tau
GPC muaj qhov zoo sib xws hauv nws lub cev thiab tshuaj lom neeg, ua kom muaj kev sib luag ntawm cov pa roj carbon ntxiv. Nws cov txheej txheem tsim khoom yuav tsum ua tib zoo tswj tsis tau xws li kub thiab sijhawm, ua rau cov khoom lag luam zoo ib yam. Qhov kev ntseeg siab no ua rau cov pa roj carbon ntau ntxiv thiab cov txiaj ntsig tau tshwm sim hauv cov ntawv thov kev lag luam.
Hluav taws xob conductivity zoo heev
Nrog nws cov qauv graphitic, GPC nthuav tawm cov khoom siv hluav taws xob zoo heev. Cov cwj pwm no yog qhov tseem ceeb hauv cov ntawv thov uas yuav tsum muaj hluav taws xob zoo, xws li hluav taws xob arc rauv (EAF) thiab lwm yam txheej txheem kub. Lub siab hluav taws xob conductivity ntawm GPC pab txhawb kev tsim hluav taws xob thiab ua kom muaj kev ua haujlwm zoo, ua kom lub zog tag nrho.
Superior Thermal conductivity
Graphitized Petroleum Coke muaj qhov tshwj xeeb thermal conductivity, ua rau nws muaj txiaj ntsig carbon additive hauv cov txheej txheem metallurgical. Nws cov thermal conductivity siab ua kom muaj kev hloov pauv hluav taws xob zoo, kom ntseeg tau tias qhov ntsuas kub tsis sib xws hauv lub cev. Qhov no feature yog tshwj xeeb tshaj yog tseem ceeb nyob rau hauv cov txheej txheem xws li steelmaking, qhov twg zoo ib yam thiab meej kub tswj yog ib qho tseem ceeb rau zoo thiab productivity.
Txo impurities thiab volatile teeb meem
GPC nthuav tawm cov impurities qis dua thiab cov teeb meem tsis haum xeeb piv rau lwm cov pa roj carbon additives. Cov txheej txheem tsim khoom yuav ua tib zoo xaiv thiab ua cov roj av coke, ua rau cov khoom siv huv thiab huv si. Cov impurities txo qis txo qis cov kev xav tsis zoo thiab cov teeb meem cuam tshuam txog impurity thaum cov pa roj carbon ntxiv, ua rau kev ua haujlwm zoo dua thiab txhim kho cov khoom zoo.
Hom Graphitized Petroleum Coke
Koob coke
Qib no ntawm coke muaj cov qauv crystalline, ua rau nws muaj txiaj ntsig zoo hauv kev tsim cov khoom xws li electrodes. Nws yog tsim los ntawm tsawg-sulfur FCC slurry ua tiav hauv ib hom coker.
Honeycomb coke
Honeycomb coke yog suav tias yog hom nruab nrab. Nws muaj ib tug uniformly faib ellipsoidal pores. Nws yog tus cwj pwm los ntawm cov hluav taws xob qis thiab qis coefficient ntawm thermal expansion.
Tua coke
Hom no yog undesirable raws li nws muaj ib tug irregular qauv uas ua rau nws nyuaj heev rau lis. Yog li ntawd, nws tsis tsim nyog rau feem ntau daim ntawv thov. Thaum tsim cov roj av coke, refiners tswj cov khoom noj ntawm lub tshuab nqus tsev kom tsis txhob tsim cov coke txhaj tshuaj.
Daim txhuam cev coke
Lub cev daim txhuam cev coke tuaj yeem piav qhia tias yog ntxeem tau. Tus kheej kheej kheej tsis pom meej thiab lub coke nws tus kheej muaj cov qauv txuas ntxiv. Thaum cov hluav taws xob conductivity ntawm hom coke no tsawg, nws cov qauv ua rau nws tsim nyog rau kev tsim cov anodes.
Daim ntawv thov ntawm Graphitized Petroleum Coke
Inoculant nyob rau hauv zus tau tej cov ductile hlau
GPC feem ntau yog siv los ua inoculant hauv kev tsim cov hlau ductile. Nws pab tswj cov qauv ntawm cov cam khwb cia hlau, txhawb kev tsim ntawm spherical graphite. Qhov no txhim kho cov khoom siv kho tshuab ntawm cov khoom kawg.
Recarburizer hauv Steel Production
GPC ua hauj lwm raws li ib tug recarburizer nyob rau hauv cov txheej txheem steelmaking. Nws yog ntxiv rau molten steel los kho cov ntsiab lus carbon, kom ntseeg tau tias cov hlau ua tau raws li qhov xav tau tshwj xeeb. Kev tswj cov qib carbon yog qhov tseem ceeb rau kev tsim cov hlau tshwj xeeb, xws li cov pa roj carbon siab lossis cov hlau alloy.
Additive rau Ladle Refining
Hauv cov txheej txheem ua kom zoo dua qub, GPC yog siv los ua cov khoom siv ntxiv los hloov cov khoom sib xyaw thiab cov khoom ntawm cov hlau molten. Nws pab kho cov hlau los ntawm kev tshem tawm impurities thiab kho cov ntsiab lus carbon thiab alloy.
Carburizing Agent hauv Ferroalloy Production
GPC tau ua haujlwm ua tus neeg sawv cev carburizing hauv kev tsim cov ferroalloys. Nws pab qhia cov pa roj carbon monoxide rau hauv cov alloys thaum lub sij hawm smelting txheej txheem, pab txhawb rau cov khoom uas xav tau alloys.
Txhim kho hluav taws xob conductivity
Lub xub ntiag ntawm graphite hauv GPC txhim kho cov hluav taws xob conductivity ntawm cov hlau. Qhov no yog qhov tshwj xeeb tshaj yog nyob rau hauv daim ntawv thov uas hluav taws xob conductivity yog ib qho tseem ceeb, xws li nyob rau hauv tej yam steel siv nyob rau hauv hluav taws xob Cheebtsam.
Txhim khu kev hnav tsis kam
GPC, nrog nws cov qauv graphitic, tuaj yeem pab txhawb kev txhim kho hnav tsis kam hauv qee cov ntawv thov steel. Qhov no ua rau nws tsim nyog siv rau hauv cov khoom uas muaj kev sib txhuam thiab hnav.
Graphitized Petroleum Coke Ua li cas?
Petroleum Coke Production
Petroleum coke yog cov khoom siv los ntawm cov txheej txheem roj refining. Nws yog cov khoom siv carbonaceous uas tau muab los ntawm cov roj crude.High-zoo roj av coke nrog tsawg theem ntawm impurities raug xaiv rau kev ua ntxiv.
Calcination
Cov roj av coke xaiv tau raug rau cov txheej txheem kub kub hu ua calcination. Qhov no suav nrog cua sov lub coke mus rau qhov kub ntawm 1200 txog 1400 degrees Celsius nyob rau hauv ib tug teb kiln los yog ncej kiln.Calcination tshem tawm volatile teeb meem thiab noo noo los ntawm lub coke, tawm hauv qab ib tug ntxeem tau, carbon-nplua nuj khoom.
Crushing thiab Sizing
Lub calcined coke yog ces crushed thiab tshuaj ntsuam kom ua tau raws li qhov xav tau particle loj. Qhov loj me yog qhov tseem ceeb rau cov txheej txheem graphitization tom ntej.
Graphitization
Lub calcined coke raug kub siab (feem ntau tshaj 2500 degrees Celsius) nyob rau hauv lub xub ntiag ntawm ib tug catalyst los yog nyob rau hauv ib tug tshwj xeeb graphitization rauv. Thaum lub sij hawm cov txheej txheem no, cov pa roj carbon atoms nyob rau hauv lub coke rearrange rau hauv ib tug crystalline qauv, transforming nws mus rau hauv graphite. Cov txheej txheem graphitization imparts cov khoom tshwj xeeb rau cov khoom siv, suav nrog cov thermal conductivity thiab cov hluav taws xob zoo heev.
Purification (yeem)
Raws li kev npaj siv, graphitized petroleum coke tuaj yeem ua cov kauj ruam ua kom huv ntxiv kom txo tau cov impurities ntxiv.
Kev ua tiav kawg
Qhov kawg graphitized roj av coke khoom feem ntau yog hauv av rau hauv cov hmoov zoo, pelletized, los yog ntim rau hauv ntau nyob ntawm qhov yuav tsum tau ntawm cov neeg siv kawg.
Graphitized petroleum coke muaj cov ntsiab lus carbon tshwj xeeb, feem ntau tshaj 99%. Qhov no yog vim qhov dav thermal ua thiab purification thaum lub sij hawm graphitization txheej txheem. Cov txheej txheem graphitization, uas suav nrog cua sov lub coke kom kub siab heev (txog 3,{2}} degree), pab tshem tawm feem ntau ntawm cov tshauv thiab impurities tam sim no. Qhov kawg graphitized coke muaj qis heev ntawm inorganic impurities xws li tshauv, sulfur, thiab hlau. Cov txheej txheem kub-kub graphitization hloov pauv cov coke lub crystalline qauv rau hauv kev txiav txim siab, graphite zoo li kev npaj. Cov qauv graphitic no yog lub luag haujlwm rau ntau yam khoom tshwj xeeb ntawm graphitized petroleum coke. Vim nws cov qauv graphitic ruaj khov, graphitized petroleum coke yog tshuaj inert thiab resistant rau feem ntau acids, bases, thiab lwm yam reagents. Qhov no ua rau nws haum rau siv nyob rau hauv ntau yam nruj heev chemical ib puag ncig. Graphitized petroleum coke muaj thermal stability zoo heev, tswj nws cov qauv kev ncaj ncees thiab cov khoom txawm tias kub heev. Qhov kev ruaj ntseg thermal no yog qhov txiaj ntsig tseem ceeb rau cov ntawv thov uas muaj cov txheej txheem kub kub. Cov qauv graphitic ntawm coke muab cov khoom siv hluav taws xob zoo heev, ua rau nws muaj txiaj ntsig zoo hauv cov ntawv thov uas xav tau cov khoom hluav taws xob zoo. Qhov no suav nrog kev siv ua cov khoom siv hluav taws xob hauv ntau yam ntaub ntawv thiab cov khoom lag luam. Qhov no tso cai rau kom muaj txiaj ntsig zoo ntawm kev hloov hluav taws xob thiab dissipation hauv cov ntawv thov uas qhov kev tswj hwm thermal yog qhov tseem ceeb. Kev sib xyaw ua ke ntawm cov txheej txheem kub-kub graphitization thiab qhov purity ntawm qhov pib roj av coke ua rau cov khoom kawg nrog kev purity tshwj xeeb. Qhov siab purity no yog qhov tseem ceeb rau ntau daim ntawv thov tshwj xeeb, xws li hauv electronics thiab semiconductor industries.
Physical Properties of Graphitized Petroleum Coke
Graphitized petroleum coke muaj ib qho kev txiav txim siab heev, crystalline qauv nrog kev tsim zoo graphite zoo li kev npaj ntawm carbon atoms. Cov qauv crystalline no yog qhov tshwm sim ntawm cov txheej txheem graphitization kub, uas tuaj yeem ncav cuag qhov kub txog li 3, 000 degree . Graphitized roj av coke muaj qhov ntom ntom ntom ntom ntom ntom, feem ntau muaj txij li 2.} Qhov siab ceev no ua rau cov khoom siv lub zog thiab ua haujlwm ntev. Cov qauv crystalline thiab siab ceev ntawm graphitized petroleum coke ua rau nws yog ib qho khoom siv nyuaj, nrog rau Mohs hardness feem ntau ntawm 5 thiab 6. Qhov hardness no yog ib qho tseem ceeb rau cov ntawv thov uas yuav tsum tau muaj kev puas tsuaj. Graphitized petroleum coke nthuav tawm cov thermal conductivity zoo heev, nrog cov txiaj ntsig feem ntau yog li ntawm 80 txog 200 W / m·K, nyob ntawm seb cov qib tshwj xeeb thiab cov khoom. Qhov siab thermal conductivity no yog tshwm sim los ntawm cov khoom siv graphitic qauv thiab ua rau nws haum rau cov ntawv thov uas yuav tsum tau hloov cov cua sov kom zoo. Cov qauv duab ntawm graphitized petroleum coke kuj muab cov khoom siv hluav taws xob zoo heev, nrog rau cov nqi feem ntau yog li ntawm 1,{14}} txog 10,000 S/m. Qhov hluav taws xob hluav taws xob siab no yog lwm yam khoom tseem ceeb uas ua rau muaj ntau yam kev siv, xws li hauv kev tsim cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob. Graphitized petroleum coke muaj qhov coefficient tsawg ntawm thermal expansion, feem ntau nyob rau hauv thaj tsam ntawm 2 txog 5 × 10^-6 ib degree . Qhov kev nthuav dav thermal qis no yog qhov zoo hauv cov ntawv thov uas qhov kev ruaj ntseg yog qhov tseem ceeb, xws li hauv cov khoom siv refractory. Qhov loj me me thiab qhov loj me ntawm graphitized petroleum coke tuaj yeem raug kho thaum lub sijhawm tsim khoom kom ua tau raws li cov cai tshwj xeeb. Qhov no tso cai rau kev ua kom zoo ntawm cov khoom siv ua haujlwm hauv ntau qhov kawg-siv scenarios. Graphitized petroleum coke feem ntau muaj qhov tshwj xeeb ntawm thaj chaw qis, feem ntau nyob rau hauv thaj tsam ntawm 1 txog 10 m² / g, vim nws cov qauv compact thiab cov qauv crystalline. Qhov tshwj xeeb thaj chaw tuaj yeem hloov kho los ntawm ntau cov txheej txheem ua kom haum rau kev siv sib txawv.
Nta ntawm Graphitized Petroleum Coke (GPC)
● High carbon:Siab purity 98.5-99.5%.
● Tsawg sulfur:{{0}}.01% mus rau 0.05% Tsawg sulfur, ruaj khov faib, tuaj yeem txo qhov tsis zoo ntawm cov sulfur ntawm cov hlau thaum lub sij hawm spheroidization thiab inoculation txheej txheem, thiab txuag nqi.
● Tsawg nitrogen:Nitrogen ntsiab lus 50 PPM ~ 300 PPM (0.005%-0.03%).
● High carbon rov qab tus nqi: 92-98%.
● Kev nqus sai:Yooj yim rau yaj hlau.
● High graphite core thiab qib siab ntawm graphitization:Nws tuaj yeem txo qhov shrinkage nyiam ntawm molten hlau thiab txhim kho cov khoom siv ntawm cov hlau castings.
● Txawm tias npua hlau tsis ntxiv:Nws tuaj yeem ua rau cov khoom seem steel thiab txo qhov kev thov rau npua hlau. Cov noob caj noob ces ntawm npua hlau castings yog zoo zam.
● Stable vaporization, zoo nqus tus nqi, pom tseeb cov nyhuv cua sov:Tsis muaj slag. Nws tuaj yeem tiv thaiv thiab ua kom ntev lub neej ntawm lub cub tawg thiab txo qhov kev noj ntawm lub qhov cub hauv ob sab phlu.
Tus nqi cuam tshuam rau graphitized Petroleum Coke
Tus nqi tsim khoom yog qhov laj thawj tseem ceeb rau tus nqi tsis ruaj khov ntawm graphitized petroleum coke recarburizer. Nws yuav tsum paub tias kev tsim cov graphitized roj av coke recarburizer yuav tsum tau siv lub tshuab hluav taws xob graphitization uas siv hluav taws xob ntau. Lub sijhawm qee lub sijhawm, cov nqi hluav taws xob yuav nce lossis poob. Tus nqi tsim khoom ntawm graphitized roj av coke recarburizer ua rau tus nqi ntawm graphitized petroleum coke recarburizer tsis ruaj khov.
Tus nqi ntawm cov khoom siv raw kuj yog qhov laj thawj tseem ceeb rau tus nqi tsis ruaj khov ntawm graphitized petroleum coke recarburizer. Thaum tsim cov graphitized roj av coke recarburizer, semi-coke, thiab ntuj graphite yog qee zaum xav tau. Cov khoom siv raw no yuav hloov nrog lub caij nyoog ntawm kev ua lag luam.
Lwm qhov tseem ceeb uas tsis tuaj yeem tsis quav ntsej yog qhov hloov pauv ntawm cov khoom siv thiab kev thov. Tus nqi ntawm recarburizer nyob rau hauv lub foundry teb yog tsawg dua 5% ntawm tag nrho cov roj av coke. Thaum cov khoom siv thiab kev thov ntawm lwm cov ntawv thov kev lag luam loj hloov pauv, tus nqi ntawm recarburizer kuj yuav hloov raws li. Yog li ntawd, nws yog tsis yooj yim sua rau lub steelmaking thiab foundry industries kom tswj tus nqi ruaj khov.
Qhov txawv ntawm Graphitized Petroleum Coke thiab Calcined Petroleum Coke
Cov txheej txheem ntau lawm
Graphitized petroleum coke: Graphitized petroleum coke txhais tau hais tias roj av coke tau graphitized. Yog li dab tsi yog txheej txheem graphitization? Graphitization yog qhov hloov pauv hauv cov qauv sab hauv ntawm cov roj av coke thaum nws dhau qhov kub ntawm txog 3000 degrees. Cov molecules hloov los ntawm randomly teem carbon crystals mus rau tsis tu ncua txheej txheem carbon crystals. Cov txheej txheem no hu ua graphitization. Piv nrog calcined petroleum coke, graphitized petroleum coke feem ntau muaj cov ntsiab lus sulfur qis thiab cov ntsiab lus carbon ntau dua, uas tuaj yeem siab txog 99%.
Calcined petroleum coke: Calcined roj av coke yog cov khoom ntawm high-temperature calcination ntawm roj av coke. Qhov ntsuas kub tsuas yog tswj tau ntawm 1300 degrees. Feem ntau ntawm cov dej thiab volatile teeb meem nyob rau hauv cov roj av coke tuaj yeem raug tshem tawm los ntawm calcination. Cov ntsiab lus ruaj khov ntawm calcined petroleum coke feem ntau yog ntau tshaj 98.5%.
Daim ntawv thov
Graphitized petroleum coke thiab calcined petroleum coke yog tsuas yog siv nyob rau hauv steel cog smelting thiab casting manufacturing industries. Txawm li cas los xij, vim muaj cov txheej txheem ntau lawm, graphitized petroleum coke muaj qhov zoo ntawm cov sulfur tsawg, nitrogen tsawg, thiab cov pa roj carbon ntau. Graphitized petroleum coke yog tsim rau grey cam khwb cia hlau. Casting thiab ductile hlau nrog nruj sulfur yuav tsum tau.
Qhov tshwm sim
Calcined petroleum coke: Los ntawm cov tsos, calcined petroleum coke yog dub lumpy hais nrog cov duab tsis sib xws thiab ntau qhov sib txawv, nrog cov xim hlau muaj zog thiab pob tshab carbon particle pores;
Graphitized petroleum coke: Ntxiv rau qhov pom ntawm calcined petroleum coke, graphitized petroleum coke yog xim dub thiab ci dua thiab muaj cov xim hlau muaj zog dua li calcined roj av coke, thiab tuaj yeem luam tawm ncaj qha rau ntawm daim ntawv. Ua cov kab.
Peb lub Hoobkas
Lub tuam txhab tam sim no muaj 2 lub rooj cob qhia kev tsim khoom niaj hnub thiab 2 lub rooj cob qhia loj, uas tuaj yeem ua tau raws li qhov xav tau ntawm kev tsim khoom loj thiab kev thauj mus los ceev. Cov khoom ntim txhua xyoo tau mus txog 100,000 tons. Tom qab xyoo ntawm kev ua haujlwm nyuaj, peb tau ua haujlwm ze nrog ntau lub tuam txhab hauv tsev thiab xa tawm mus rau ntau lub tebchaws thiab cheeb tsam. Nyob rau hauv lub neej yav tom ntej, lub tuam txhab yuav txuas ntxiv mus ua raws li kev lag luam lub tswv yim ntawm "zoo-oriented, ncaj ncees thiab trustworthiness", tsis tu ncua txhim kho cov khoom zoo thiab cov kev pab cuam theem, nqa tawm nws kim heev kev koom tes thiab kev sib pauv nrog domestic thiab txawv teb chaws tuam txhab uas muag, thiab koom tes txhawb txoj kev loj hlob. ntawm kev lag luam carbon.
Peb Cov Ntawv Pov Thawj
FAQ
Q: Dab tsi yog graphitized petroleum coke siv rau?
Q: Petroleum coke ua dab tsi?
Q: Puas yog petroleum coke flammable?
Q: Koj siv roj av coke li cas?
Q: Cov khoom siv roj av coke yog dab tsi?
Q: Dab tsi yog cov tshuaj hauv roj av coke?
Q: Petroleum coke yog dab tsi tseem ceeb rau kev tsim khoom?
Q: Koj tuaj yeem ua li cas nrog roj av coke txaus siab?
Q: Koj puas tuaj yeem ua cov hlau nrog roj av coke txaus siab?
Q: Qhov kub ntawm roj av coke hlawv ntawm?
Q: Dab tsi yog qhov sib txawv tseem ceeb ntawm cov roj av coke thiab graphitized petroleum coke?
Q: Dab tsi yog cov ntsiab lus carbon ntawm graphitized petroleum coke?
Q: Ua li cas cov thermal conductivity ntawm graphitized roj av coke piv rau cov roj av coke li niaj zaus?
Q: Mohs hardness ntau ntawm graphitized petroleum coke yog dab tsi?
Q: Ua li cas cov hluav taws xob conductivity ntawm graphitized petroleum coke txawv ntawm cov roj av coke li niaj zaus?
Q: Dab tsi yog qhov sib txawv ntawm cov coefficient ntawm thermal expansion rau graphitized petroleum coke?
Q: Yuav ua li cas cov particle loj thiab kev faib ntawm graphitized petroleum coke txawv ntawm cov roj av coke li niaj zaus?
Q: Dab tsi yog qhov sib txawv ntawm thaj chaw tshwj xeeb rau graphitized petroleum coke?
Q: Dab tsi yog qee qhov kev lag luam siv ntawm graphitized petroleum coke?
Q: Cov txheej txheem graphitization cuam tshuam li cas rau qhov purity ntawm cov khoom coke zaum kawg?
Raws li ib qho ntawm cov kws tshaj lij graphitized roj av coke manufacturers thiab lwm tus neeg nyob hauv Suav teb, peb tau tshwj xeeb los ntawm cov khoom zoo thiab tus nqi zoo. Thov so assured mus yuav graphitized petroleum coke muag ntawm no los ntawm peb lub hoobkas.