Graphite hauv Float Glass: Txheej Txheem & Kev Ua Haujlwm

Ntawm SHJ-CARBON, peb tau koom tes nrogfloat iav manufacturersthoob ntiaj teb los muabsiab - cov ntaub ntawv zoo graphiteuas xa cov stability, precision, thiab ntev - kev ua tau zoo nyob rau hauv ib puag ncig huab. Txawm hais tias nws txhawb nqa cov iav molten thaum tsim los yog tswj qhov tseeb qhov tseeb ntawm qhov kub thiab txias, graphite plays ib qho tseem ceeb -tab sis feem ntau overlooked - lub luag hauj lwm los xyuas kom meej cov khoom zoo. Nrog ntau xyoo ntawm kev txawj ntse hauv graphite engineering, peb nkag siab txog qhov tshwj xeeb xav tau ntawm cov txheej txheem ntab iav thiab tus kws txiav.peb cov kev daws teeb meemmus ntsib lawv. Hauv tsab xov xwm no, peb yuav tshawb xyuas seb cov khoom siv graphite siv li cas thoob plaws hauv cov iav ntab iav.

Covntab iav txheej txheemyog cov thev naus laus zis tseem ceeb rau kev tsim cov iav tiaj tus hauv ntiaj teb. Nws yog invented los ntawm cov BritishPilkington Cov Kwv Tij hauv xyoo 1959. Cov txheej txheem no tuaj yeem tsim tau siab - iav zoo nkauj nrog lub tiaj tiaj thiab tsis muaj kev sib tsoo lossis polishing. Nws lub hauv paus ntsiab lus yog kom tsis tu ncua ntws molten iav los ntawm lub qhov cub melting rau hauv lub tank uas muaj molten tin. Txij li qhov ceev ntawm cov kua iav (kwv yees li 2.5g / cm³) tsawg dua qhov ntom ntawm cov kua tin (li 7.3g / cm³), cov kua iav ntab rau saum npoo ntawm cov kua tin. Nyob rau hauv kev sib xyaw ua ke ntawm lub ntiajteb txawj nqus thiab qhov nro, cov iav kua ib txwm flattens los ua ib lub iav iav ribbon, thiab tom qab txias, nws tsim ib lub khob iav.

Float iav ntau lawm kab yog tsim los ntawm melting rauv, tin da dej, annealing rauv thiab tej khoom siv. Lub tin da dej yog cov cuab yeej tseem ceeb rau ntab iav ntau lawm thiab siv los ua kom tiav cov txheej txheem iav ua kua. Nyob rau hauv lub tin da dej, nws yog ib qho tsim nyog yuav tsum muaj qhov kub thiab txias (kwv yees li 1100℃/ 2000℃F) thiab qhov cua inert (feem ntau yog sib xyaw ntawm nitrogen thiab hydrogen) los tiv thaiv cov kua tin los ntawm oxidizing.

Graphite, ib qho allotrope ntawm cov pa roj carbon monoxide, muaj cov khoom tshwj xeeb ntawm lub cev thiab tshuaj lom neeg uas ua rau nws yog ib qho khoom siv tseem ceeb hauv cov txheej txheem ntab iav:

1. Kub kub stability:Graphite tuaj yeem ua haujlwm ruaj khov ntawm 3000℃lossis siab dua nyob rau hauv qhov chaw tsis muaj zog, deb tshaj qhov kev ua haujlwm kub ntawm cov tin da dej hauv cov txheej txheem ntab iav (kwv yees li 1100 degree).
2. Zoo heev thermal conductivity:Graphite muaj thermal conductivity thiab muaj peev xwm sib npaug kub thiab ua iav, ua rau nws yog qhov zoo tshaj plaws tshav kub thauj khoom hauv ntab iav ntau lawm. Lub thermal conductivity ntawm high - purity graphite yog ntau tshaj li ob npaug ntawm cov graphite zoo tib yam, uas yog ib qho tseem ceeb nyob rau hauv daim ntawv thov uas yuav tsum tau ceev kub conduction.
3. Zoo hluav taws xob conductivity:Graphite muaj cov khoom siv hluav taws xob zoo, uas ua rau nws muaj txiaj ntsig zoo hauv cov txheej txheem uas yuav tsum tau siv hluav taws xob cua sov lossis kev ua electrochemical.
4. Tsawg kev sib txhuam coefficient thiab tus kheej -lubrication:Graphite muaj qhov sib txhuam qis thiab tus kheej zoo - lubrication, thiab tuaj yeem siv los ua cov khoom siv lubricating los txo kev sib txhuam thiab hnav.
5. Chemical stability:Nyob rau hauv chav tsev kub, graphite muaj kev ruaj ntseg tshuaj zoo xws li tsis kam mus rau acids, alkalis, thiab organic solvents. Tshwj xeeb, siab -purity graphite muaj tshuaj lom neeg ruaj khov thiab tsis tshua muaj tshuaj lom nrog cov tshuaj lom neeg.
6. Machining kev ua tau zoo:Compared with metal materials, graphite has a lower density and excellent machining performance, and can be processed into parts of various complex shapes.
7. Tsawg thermal expansion tus nqi:Txawm tias nyob rau hauv cov ntaub ntawv ntawm qhov kub ceev nce, qhov tsawg thermal expansion tus nqi tuaj yeem ua kom muaj qhov ruaj khov ntawm graphite thiab txo qhov deformation los ntawm qhov kub thiab txias.

Cov khoom no ua rau cov ntaub ntawv graphite ua tau zoo nyob rau hauv qhov kub thiab txias, corrosive ib puag ncig ntawm ntab iav ntau lawm, ua rau nws xaiv cov khoom siv zoo tshaj plaws rau cov khoom tseem ceeb hauv cov tin da dej.

Hauv kev tsim cov iav ntab, cov tin da dej yog txheej txheem tsim cov khoom siv nrog lub plhaub hlau uas muaj cov cib refractory kom tuav siab - kub molten tin. Nyob rau hauv lub tin da dej, nyob rau hauv thiaj li yuav tiv thaiv lub tiaj tus iav strip los ntawm sticking rau sab phab ntsa refractory bricks ntawm kub kub,graphite hauv ob sab phluyog teem rau ntawm kev sib tshuam ntawm sab phab ntsa cib thiab hauv qab cib ntawm da dej. Feem ntau muaj cov nram qab no hom graphite linings:

Muaj ntau ntau cov qauv rau kho graphite hauv ob sab phlu:

Txoj kev kho ib txwm:Thaum ntxov, cov cib hauv qab tau siv los nias lub graphite hauv ob sab phlu, tab sis qhov tsis zoo yog qhov graphite hauv ob sab phlu tsis tuaj yeem hloov tau; los yog cua sov-cov hlua hlau tiv taus tau siv los nias lub graphite hauv ob sab phlu, tab sis cov strips tau yooj yim deform thiab yuav tsum tau unsoldered thaum hloov.

Tus kheej - positioning graphite hauv ob sab phlu ntaus ntawv:Cov thev naus laus zis tshiab no siv cov qauv uas tuaj yeem ua kom ruaj khov ntawm graphite hauv ob sab phlu yam tsis kho, xws li tus kheej - tso graphite hauv ob sab phlu rau tin da dej uas tau thov los ntawm Suav patent CN209428392U, uas suav nrog:

Ib pawg ntawm graphite liner, txhua lub graphite liner muaj ib lub cev hauv ob sab phlu, ib sab ntawm lub cev hauv ob sab phlu yog muab nrog lub cev tso rau sab nraud, thiab sab saum toj ntawm lub cev muab tso rau tus thawj coj.

Qhov chaw tso qhov zawj sib phim nrog lub cev qhov chaw yog teem rau ntawm phab ntsa ntawm lub tin da dej, thiab ib pab pawg ntawm concave positioning qhov chaw yog teem rau sab sauv kawg ntawm qhov positioning zawj.

Lub positioning lub cev ntawm txhua graphite liner yog ntsia nyob rau hauv lub positioning zawj ntawm sab phab ntsa ntawm lub tin da dej, nyob rau hauv lub positioning protrusion ntawm lub positioning lub cev tsim ib tug positioning match nrog lub recessed positioning feem.

Qhov kev tsim tus kheej no - qhov chaw tsim ua rau nws yooj yim heev los hloov cov graphite hauv ob sab phlu, txhim kho kev txij nkawm thiab txo cov nqi tu.

--Innovative Application of Graphite FSB

Tsis tas li ntawd, cov graphite tshiab FSB tau kho nrog silicon carbide txheej rau ntawm qhov chaw, thiab corrosion kuj ntawm tin kua yog nce mus rau 3 npaug ntawm cov khoom ib txwm, pab cov neeg muas zaub txo downtime thiab tu nqi ntau tshaj ib lab yuan ib xyoos twg. Qhov kev hloov kho qhov chaw ua haujlwm no ua rau muaj txiaj ntsig zoo rau kev ua haujlwm thiab kev ua haujlwm ntawm graphite FSB.

--Qhov tseem ceeb ntawm nplawm hauv ntab iav ntau lawm

Nyob rau hauv ntab iav ntau lawm, nplawm yog cov cuab yeej tseem ceeb los xyuas kom meej lub uniformity ntawm iav kua. Stirring ua rau cov dej ntws ntawm iav los ntawm cov teebmeem thermal thiab lub cev txav, txhim kho qhov kub thiab txias uniformity ntawm iav kua.

Mechanical stirring feem ntau yog siv rau hauv cov iav qhov cub rau tsim cov iav ntab thiab iav kho qhov muag, vim tias cov iav no muaj qhov xav tau zoo sib xws. Nyob rau hauv lub melting cheeb tsam ntawm lubmelting rauv, nplawm tsis tshua siv vim tias cov convection tam sim no muaj zog txaus thiab qhov kub thiab txias yog siab heev; nyob rau hauv qhov chaw txias thiab forehearth ntawm lub melting rauv, stirring ua si ib qho tseem ceeb luag hauj lwm.

--Design thiab Application of Graphite Stirring

Graphite cov ntaub ntawv yog dav siv nyob rau hauv lub tsim ntawm stirring nyob rau hauv ntab iav ntau lawm vim lawv zoo kub kub kev kawm thiab tshuaj stability. Tus tsim ntawm graphite stirring feem ntau xav txog cov hauv qab no:

• Agitator puab:Raws li qhov xav tau ntawm kev sib tw, cov graphite agitator tuaj yeem tsim rau hauv ntau yam duab xws li hom kiv cua, hom thauj tog rau nkoj, hom turbine, thiab lwm yam.
• Agitator loj:Qhov luaj li cas ntawm cov agitator yuav tsum sib phim qhov loj ntawm lub cub tawg los yog forehearth los xyuas kom meej qhov zoo tshaj plaws stirring nyhuv.
• stirring ceev:Sib txawv stirring speeds yuav tsim sib txawv shear rog thiab ntws qauv, cuam tshuam lub uniformity ntawm iav kua.

Cov kev tshawb fawb tau pom tias muaj kev sib raug zoo ntawm qhov tob tob thiab kev sib hloov ceev ntawm lub stirrer, thiab qhov kev sib hloov ceev yuav txo qis raws li qhov tob tob ntawm lub stirrer nce. Cov nyhuv kev sib hloov ntawm cov stirrer tuaj yeem coj rov qab - ntws iav kua nce mus rau pem hauv ntej ntws ntawm kev sib hloov ceev, txhim kho tag nrho cov qauv ntawm cov kua iav.

--Mixing txheej txheem optimization

Txhawm rau txhim kho qhov ua tau zoo thiab lub neej ntawm graphite nplawm, cov kws tshawb fawb tau ua ntau txoj kev tshawb fawb kom zoo:

• stirring ceev optimization:Cov kev tshawb fawb tau pom tias stirrer ceev muaj qhov cuam tshuam loj rau cov khoom siv sib xyaw ua ke. Piv txwv li, nyob rau hauv do casting ntawm txhuas- graphite composites, nce lub stirring ceev ntawm 200rpm mus rau 800rpm nce cov khoom hardness, compressive zog, thiab hnav tsis kam.
• stirring lub sij hawm tswj:Lub sij hawm stirring tsim nyog tuaj yeem ua kom muaj kev sib faib ntawm cov kua iav thaum tsis txhob siv hluav taws xob pov tseg thiab cov khoom siv coj los ntawm kev nplawm ntau dhau.
• Txhim kho stirring txoj kev:Ntxiv nrog rau cov khoom siv dag zog, kev siv thev naus laus zis xws li kev kho ultrasonic tuaj yeem ua ke los txhim kho cov nyhuv dispersion hauv cov kua iav.

--Application of graphite in glass forming process

--Kev thov ntawm graphite hauv iav conveying system

Nyob rau hauv ntab iav ntau lawm kab, graphite cov ntaub ntawv kuj tau lug siv nyob rau hauv iav conveying tshuab:

Graphite hloov cov menyuam:ib qho tseem ceeb ntawm kev hloov pauv hloov siab - iav kub los ntawm tin da dej mus rau lub qhov cub annealing. Piv txwv li, graphite hloov cov menyuam siv tshuab siv high -purity flake graphite rollers. Txij li thaum lub thermal conductivity ntawm high-purity flake graphite txo nrog qhov kub thiab txias, thiab txawm tias qhov kub thiab txias, siab -purity flake graphite yuav dhau los ua ib qho insulator, thaum lub siab - iav kub nkag mus rau hauv lub rooj hloov cov menyuam los ntawm lub tin da dej, qhov qis ntawm lub iav yuav tsis overcooled.

Graphite kev them nyiaj yug qauv:siv los txhawb thiab coj cov iav ribbon los xyuas kom meej qhov ruaj khov ntawm iav ribbon thaum thauj.

Graphite guide device:siv los coj cov kev taw qhia txav ntawm lub iav ribbon los xyuas kom meej tias cov iav ribbon yog thauj raws txoj kev uas tau teem tseg.

Daim ntawv thov ntawm cov graphite Cheebtsam no ho txhim kho cov efficiency thiab cov khoom zoo ntawm ntab iav ntau lawm kab thiab txo cov iav tsis xws luag tshwm sim los ntawm kub hloov los yog mechanical kev sib txhuam.

Nrog ntau tshaj 25 xyoo ntawm kev paub hauv graphite cov ntaub ntawv thiab kev txhawb nqa ntau lawm, SHJ-CARBONtxuas ntxiv muab cov kev daws teeb meem raws li qhov xav tau ntawm cov iav kev lag luam. Hauv cov ntawv tom ntej no, peb yuav tshawb nrhiav ntxiv graphite daim ntaub ntawv hla kev sib sau, kev xa tawm, thiab kev saib xyuas hauv ntab iav tsim. Yog tias koj cov txheej txheem suav nrog cov khoom siv graphite, peb pawg neeg tsim khoom tau npaj siab los muab kev sib tham thiab cov lus pom zoo ntawm cov khoom raws li koj cov kev xav tau tshwj xeeb.

1. Graphite hauv kev tsim cov iav ntab thiab iav tuab
2. Graphite hauv kev tsim cov ntab iav CVD coated iav
3. Graphite nyob rau hauv txias kho ntawm ntab iav
4. Daim ntawv thov tshwj xeeb ntawm Graphite hauv Float Glass
5. Thov ua tib zoo mloog cov lus tom ntej rau kev sib tham ntawm ntu no!