Isu tinobatsira nyika kukura kubva 1983

Tsanangudzo Yakadzama Yemashandisirwo eGraphite Zvigadzirwa

vacuum pombi graphite kabhoni vane2

Kushandiswa kwezvigadzirwa zvegraphite kwakakwira zvakanyanya kupfuura zvataitarisira, saka ndezvipi zvinoshandiswa zvezvigadzirwa zvegraphite izvo zvatiri kujairana nazvo izvozvi?

1,Inoshandiswa sechinhu conductive

Pakunyungudutsa simbi dzakasiyana-siyana, ferroalloys, kana kugadzira calcium carbide (calcium carbide) uye yero phosphorous uchishandisa electric arc furnace kana yakanyungudutswa arc vira, simba razvino rinopinzwa munzvimbo inonyunguduka yechoto chemagetsi kuburikidza nekabhoni maelectrode (kana kushandura maelectrograph emagetsi emagetsi) kugadzira maelectrode emagetsi emagetsi. simba remagetsi musimba rekupisa, uye kukwidza tembiricha kusvika kumadhigirii 2000, zvichizadzisa zvinodiwa pakunyunguduka kana kuita. Metal magnesium, aluminium, uye sodium zvinowanzogadzirwa neyakanyungudutswa munyu electrolysis. Panguva ino, anode conductive zvinhu zve electrolytic cell ese ari magraphite electrodes kana anoenderera ega ega ega maelectrodes (anode paste, dzimwe nguva anode yakabikwa kare). Tembiricha ye electrolysis yemunyu yakanyungudutswa kazhinji iri pasi pe1000 degrees Celsius. Iyo anode conductive zvinhu zvinoshandiswa mumunyu mhinduro electrolysis maseru ekugadzira caustic soda (sodium hydroxide) uye chlorine gasi anowanzo graphitized anode. Iyo conductive zvinhu zvechoto chechoto chemoto wekupikisa unoshandiswa mukugadzira silicon carbide inoshandisawo graphitized electrodes. Pamusoro pezvinangwa zviri pamusoro, zvigadzirwa zvekabhoni nemagraphite zvinoshandiswa zvakanyanya sezvinhu zvinofambisa muindasitiri yekugadzira mota semaringi anotsvedza uye mabhurashi. Uye zvakare, iwo anoshandiswawo senge kabhoni tsvimbo mumabhatiri akaoma, arc light carbon rods yekutsvaga malights kana arc light generation, uye anodes mune mercury rectifiers.

Graphite conductive musangano

2,Inoshandiswa se refractory material

Nekuda kwekugona kwekabhoni uye zvigadzirwa zvegraphite kushingirira kutonhora kwakanyanya uye kuve nekusimba kwepamusoro-tembiricha uye kusagadzikana kwekuora, akawanda metallurgical furnace linings anogona kuvakwa nekabhoni blocks, senge pasi, muchoto, uye dumbu remasimbi ekunyungudutsa simbi, lining yeferroalloy furnaces uye calcium side carbide masero emagetsi emagetsi epasi uye electrolytic furu. Mazhinji ma crucibles anoshandiswa kunyungudutsa simbi dzakakosha uye dzisingawanzo, pamwe nema graphitized crucibles anoshandiswa kunyungudutsa quartz girazi, anogadzirwawo kubva kugraphitized billets. Zvigadzirwa zveCarbon uye graphite zvinoshandiswa sezvinhu zvinoramba hazvifanirwe kushandiswa mumhepo ine oxidizing. Nekuti kabhoni kana graphite inokurumidza kupera pasi petembiricha yakanyanya mumhepo ine oxidizing.

Vacuum choto components

3,Inoshandiswa sechinhu chinodzivirira corrosion structural material

Graphitized maelectrodes akaiswa mukati meorganic kana inorganic resin ane hunhu hwekugona kunaka kwekuramba, kunaka kwekupisa kwekushisa, uye kushomeka kwemukati. Rudzi urwu rwe graphite yakanamirwa inozivikanwawo se impermeable graphite. Inoshandiswa zvakanyanya mukugadzirwa kweakasiyana-siyana ekupisa kupisa, matangi ekuita, macondensers, shongwe dzinopisa, shongwe dzekupinza, zvinotonhorera, zvinopisa, mafirita, pombi, uye zvimwe midziyo. Inoshandiswa zvakanyanya mumaindasitiri akadai sekunatsa peturu, petrochemical, hydrometallurgy, asidhi uye alkali kugadzirwa, synthetic fibers, papermaking, uye inogona kuchengetedza yakawanda simbi zvinhu sesimbi isina tsvina. Kugadzirwa kwe graphite isingapindiki kwave chikamu chakakosha cheindasitiri yekabhoni.

Graphite trough boat

4,Inoshandiswa sechinhu chinodzivirira kupfeka uye mafuta ekuzora

Carbon uye graphite zvinhu hazvina kugadzikana kwemakemikari chete, asiwo zvine maitiro akanaka ekuzora. Kazhinji hazvigoneke kuvandudza kupfekedzwa kwekupokana kwezvikamu zvinotsvedza uchishandisa mafuta ekuzora pasi pekumhanya-mhanya, kutonhora kwakanyanya, uye kudzvanywa kwemamiriro. Graphite isingagadzirike zvinhu zvinokwanisa kushanda pasina kuzora mafuta mumidhiya inoparadza patembiricha kubva -200 kusvika 2000 madhigirii celsius uye pakutsvedza kwakanyanya (kusvika 100 metres/sekondi). Naizvozvo, macompressor mazhinji nemapombi anotakura corrosive media anoshandisa mhete dzepiston, zvindori zvekuisa chisimbiso, uye mabearings akagadzirwa nezvinhu zvegraphite. Havadi kuwedzerwa kwemafuta panguva yekushanda. Ichi chinodzivirira kupfeka chinogadzirwa nekuisa zvakajairwa kabhoni kana magirafu zvinhu zvine organic resin kana mvura yesimbi zvinhu. Graphite emulsion zvakare yakanaka lubricant kune akawanda simbi kugadzirisa (senge waya kudhirowa uye chubhu kudhirowa).

Girafu sealing mhete

5,Sechinhu chepamusoro-tembiricha metallurgical uye ultrapure zvinhu

Zvimiro zvezvimiro zvinoshandiswa mukugadzira, senge kristaro yekukura crucibles, yedunhu yekunatsa midziyo, mabhuraketi, zvigadziriso, induction heaters, nezvimwe, zvese zvinogadziriswa kubva kune yakakwira-kuchena graphite zvinhu. Graphite insulation mabhodhi uye mabhesi anoshandiswa muvacuum smelting, pamwe nezvikamu zvakaita seyepamusoro-tembiricha yekudzivirira machubhu, tsvimbo, mahwendefa, uye magidhi, zvakare akagadzirwa nezvinhu zvegraphite. ona zvimwe pa www.futmetal.com


Nguva yekutumira: Sep-24-2023
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