iindaba

I-graphite powder luhlobo oluthile lwe-mineral powder, ikakhulukazi eyenziwe ngekhabhoni, ethambileyo kunye nengwevu emnyama;Inamafutha kwaye inokungcolisa iphepha.Ubunzima buyi-1-2, kwaye ubunzima bunokwenyuka ukuya kwi-3-5 ngokunyuka kokungcola kwinqanaba elithe nkqo.Umxhuzulane okhethekileyo yi-1.9 ~ 2.3.Ngaphantsi kwemeko yokwahlula i-oksijini, indawo yayo yokunyibilika ingaphezulu kwe-3000 ℃, kwaye yenye yeeminerali ezikwazi ukumelana nobushushu.Ngaphantsi kobushushu obuqhelekileyo, iimpawu zeekhemikhali ze-graphite powder zizinzile, azinakunyibilika emanzini, i-asidi ye-dilute, i-alkali edibeneyo kunye ne-solvent ye-organic;Izinto eziphathekayo zinokumelana nokushisa okuphezulu kunye ne-conductivity, kwaye zinokusetyenziswa njengento ephikisayo, i-conductive kunye ne-resistant-resistant lubricating materials.

Iimeko zesicelo
1. Isetyenziswe njengezinto ezichasayo: igraphite kunye neemveliso zayo zineempawu zokumelana nokushisa okuphezulu kunye namandla aphezulu.Ikakhulu isetyenziselwa ukwenza i-graphite crucibles kwi-metallurgical industry.Kwi-steelmaking, i-graphite isoloko isetyenziswa njenge-agent ekhuselayo yeengots zetsimbi kunye ne-lining of furnaces metallurgical.
2. Isetyenziswa njengezinto zokuqhuba: ezisetyenziswa kushishino lombane ukwenza i-electrode, iibhrashi, ii-carbon rod, iityhubhu zekhabhoni, i-potive pole yemercury positive current, iigaskets zegraphite, iinxalenye zemfonomfono, kunye nokwaleka kweetyhubhu zemifanekiso kamabonakude.
3. Njengezinto zokuthambisa ezingagugiyo: igraphite isoloko isetyenziswa njenge-lubricant kwishishini lomatshini.Ioyile yokuthambisa ayinakusetyenziswa ngesantya esiphezulu, ubushushu obuphezulu kunye noxinzelelo oluphezulu, ngelixa izinto ezikwaziyo ukunxiba igraphite zinokusebenza ngaphandle kokuthambisa ioyile kwisantya esiphezulu sokutyibilika (I) 200 ~ 2000 ℃.Izixhobo ezininzi ezithutha imidiya ebolileyo yenziwe ngokubanzi ngemathiriyeli yegraphite kwiikomityi zepiston, iiringi zokutywina kunye neebheringi.Akudingi ukongeza ioli yokuthambisa ngexesha lokusebenza.I-emulsion ye-graphite iphinda ibe sisithambisi esilungileyo kwizinto ezininzi zokulungisa isinyithi (umzobo wocingo kunye nomzobo wombhobho).

injongo
Ishishini lokusonga
Igraphite inozinzo oluhle lweekhemikhali.Igraphite ecutshungulwayo ngokukhethekileyo ineempawu zokuxhathisa ukubola, ukuhanjiswa kakuhle kwe-thermal kunye nokunyanzeliswa okuphantsi.Isetyenziswa ngokubanzi ukwenza izitshintshi zobushushu, iitanki zokusabela, i-condensers, iinqaba zokutsha, iinqaba zokufunxa, ii-coolers, izifudumezi, izihluzi kunye nezixhobo zokumpompa.Isetyenziswa kakhulu kwi-petrochemical, i-hydrometallurgy, i-asidi kunye nemveliso ye-alkali, i-fiber synthetic, iphepha kunye namanye amacandelo amashishini, anokugcina izinto ezininzi zetsimbi.

Isetyenziswe njenge-casting, i-Foundry, i-molding kunye ne-high-temperature ye-metallurgical materials: Ngenxa ye-coefficient encinci yokwandisa i-thermal ye-graphite kunye nokukwazi kwayo ukujamelana nokutshintsha kokupholisa ngokukhawuleza kunye nobushushu, inokusetyenziswa njenge-mold ye-glassware.Emva kokusetyenziswa kwegraphite, isinyithi esinentsimbi sinokufumana ubungakanani obuchanekileyo bokuphosa, isantya esiphezulu sokugqiba, kwaye sinokusetyenziswa ngaphandle kokucutshungulwa okanye ukucutshungulwa okuncinci, ngaloo ndlela kugcinwe intsimbi eninzi.Ukuvelisa i-carbide ene-cemented kunye nezinye iinkqubo ze-metallurgy ze-powder, izixhobo ze-graphite zihlala zisetyenziselwa ukwenza izikhephe ze-ceramic zokucinezela kunye ne-sintering.I-crystal yokukhula i-crucible ye-silicon ye-monocrystalline, i-container yokucoca ingingqi, i-bracket clamp, i-heater induction, njl. Zonke zenziwe ngegraphite ecocekileyo.Ukongeza, i-graphite inokusetyenziswa njengeplati yokufaka i-graphite kunye nesiseko se-vacuum smelting, ityhubhu yokumelana nobushushu obuphezulu, intonga, ipleyiti, i-lattice kunye nezinye izinto.

Igraphite inokuthintela ukunyuswa kwebhoyila.Iimvavanyo zeeyunithi ezifanelekileyo zibonisa ukuba ukongeza umlinganiselo othile womgubo wegraphite (malunga ne-4 ~ 5 iigram ngetoni nganye yamanzi) emanzini kunokuthintela ukunyuswa komphezulu webhoyila.Ukongeza, ukugquma kwegraphite kwitshimini yentsimbi, uphahla, ibhulorho kunye nombhobho kunokuthintela ukubola kunye nokugqwala.

Igraphite ingasetyenziswa njengelothe yepensile, ipigment kunye nearhente yokupolisha.Emva kokulungiswa okukhethekileyo, igraphite inokwenziwa kwizinto ezahlukeneyo ezikhethekileyo kumasebe amashishini afanelekileyo.

Ukongeza, igraphite ikwayiarhente yokupholisha kunye ne-antirust yeglasi kunye nephepha kwishishini elikhanyayo, kunye nemathiriyeli ekrwada eyimfuneko ukwenza iipensile, i-inki, ipeyinti emnyama, i-inki, idayimani eyenziweyo kunye nedayimani.Yinto efanelekileyo yokonga amandla kunye nemathiriyeli yokukhusela okusingqongileyo, esetyenziswe njengebhetri yemoto eUnited States.Ngophuhliso lwesayensi yanamhlanje, itekhnoloji kunye neshishini, indawo yokusetyenziswa kwegraphite isakhula.Kuye kwaba yinto ebalulekileyo ekrwada kwizinto ezintsha ezidibeneyo kwintsimi ye-high-tech kwaye idlala indima ebalulekileyo kuqoqosho lwesizwe.

Ukusonga ukhuselo lwesizwe
Isetyenziswa kushishino lwamandla eathom kunye nokhuselo lwesizwe: igraphite inemodareyitha yeneutron elungileyo yokusetyenziswa kwiathom yeathom, kwaye iuranium-graphite reactor luhlobo lwereactor yeathom esetyenziswa kakhulu.Isixhobo sokunciphisa isantya kwisixhobo senyukliya esisetyenziswa njengamandla kufuneka sibe neqondo eliphezulu lokunyibilika, uzinzo kunye nokumelana nomhlwa.Igraphite inokuhlangabezana ngokupheleleyo nezi mfuno zingentla.Ukucoceka kwegraphite esetyenziswa njenge-athom reactor iphezulu kakhulu, kwaye umxholo wokungcola akufanele udlule amashumi eePPM.Ngokukodwa, umxholo we-boron kufuneka ube ngaphantsi kwe-0.5PPM.Kushishino lwelizwe lokhuselo, igraphite ikwasetyenziselwa ukwenza umlomo werokethi yamafutha aqinileyo, ikhowuni yempumlo yomjukujelwa, iinxalenye zesixhobo sokujonga isithuba, imathiriyeli yokugquma i-thermal kunye nezixhobo zokulwa nemitha.
石墨 (30)


Ixesha lokuposa: Mar-15-2023