Graphite ea maiketsetso ke polycrystalline e tšoanang le kristale. Ho na le mefuta e mengata ea graphite ea maiketsetso le mekhoa e fapaneng ea tlhahiso.
Ka kutloisiso e pharaletseng, thepa eohle ea graphite e fumanoeng ka mor'a ho sebelisoa ha lintho tse phelang ka carbonization le graphitization mochesong o phahameng e ka bitsoa graphite ea maiketsetso, joalo ka fiber ea carbon (graphite), pyrolytic carbon (graphite), foam graphite, jj.
Ka kutloisiso e moqotetsane, graphite ea maiketsetso hangata e bolela thepa e tiileng e ngata, joalo ka electrode ea graphite, graphite ea isostatic, e entsoeng ka ho kopanya, ho kopanya, ho bopa, carbonization (e tsejoang e le ho besa indastering) le graphitization, ka litaba tse tlase tsa litšila tsa thepa e tala ea mashala (petroleum coke, asphalt coke, jj.) e le kakaretso, sekontiri sa mashala e le binder.
Ho na le mefuta e mengata ea graphite ea maiketsetso, ho kenyeletsoa phofo, faeba le boloko, athe kutloisiso e moqotetsane ea graphite ea maiketsetso hangata ke boloko, e hlokang ho sebetsoa ka sebopeho se itseng ha e sebelisoa. E ka nkoa e le mofuta oa thepa ea mekhahlelo e mengata, ho kenyeletsoa karolo ea graphite e fetotsoeng ke likaroloana tsa carbon tse kang petroleum coke kapa asphalt coke, karolo ea graphite e fetotsoeng ke binder ea mashala e koahetsoeng ho potoloha likaroloana, pokello ea likaroloana kapa li-pores tse entsoeng ke binder ea mashala kamora kalafo ea mocheso, jj. Ka kakaretso, ha mocheso oa kalafo ea mocheso o phahame, tekanyo ea graphitization e phahame. Tlhahiso ea indasteri ea graphite ea maiketsetso, tekanyo ea graphitization hangata e ka tlase ho 90%.
Ha e bapisoa le graphite ea tlhaho, graphite ea maiketsetso e na le phetiso e fokolang ea mocheso le conductivity ea motlakase, ho tlotsa le ho plasticity, empa graphite ea maiketsetso e boetse e na le khanyetso e betere ea ho tsofala, khanyetso ea mafome le ho kenella ho tlase ho feta graphite ea tlhaho.
Lisebelisoa tse tala tsa ho hlahisa graphite ea maiketsetso li kenyelletsa haholo-holo petroleum coke, needle coke, asphalt coke, mashala a mashala, carbon microspheres, jj. Lihlahisoa tsa eona tse ka tlase li kenyelletsa haholo-holo graphite electrode, anode e besitsoeng esale pele, graphite ea isostatic, graphite e hloekileng haholo, graphite ea nyutlelie, exchanger ea mocheso le tse ling.
Tšebeliso ea sehlahisoa sa graphite ea maiketsetso e bonahala haholo-holo likarolong tse latelang:
1. Electrode ea Graphite: Ka coke ea petroleum le nale coke e le thepa e tala le pitch ea mashala e le binder, electrode ea graphite e etsoa ka calcination, batching, mixing, pressing, burning, graptitization le machining. E sebelisoa haholo tšepeng ea ontong ea motlakase, silicon ea indasteri, phosphorus e mosehla le lisebelisoa tse ling ka ho lokolla matla a motlakase ka mokhoa oa arc ho futhumatsa le ho qhibilihisa charging.
2. Anode e besitsoeng esale pele: e entsoe ka petroleum coke e le thepa e tala le mashala a mangata e le binder ka calcination, batching, mixing, pressing, burning, impregnation, graphitization le machining, hangata e sebelisoa e le anode e tsamaisang motlakase ea lisebelisoa tsa aluminium tsa electrolytic.
3. Lesale la ho bea, ho tiisa: thepa ea ho fetisa mecha ea phatlalatso e senyang, graphite ea maiketsetso e sebelisoang haholo e entsoeng ka masale a piston, masale a ho tiisa le li-bearing, e sebetsa ntle le ho eketsa oli e tlotsang.
4. Mochini o fetolang mocheso, sehlopha sa sefe: graphite ea maiketsetso e na le litšobotsi tsa ho hanyetsa ho bola, ho tsamaisa mocheso hantle le ho kenella ha metsi ka tlase. E sebelisoa haholo indastering ea lik'hemik'hale ho etsa mochini o fetolang mocheso, tanka ea karabelo, monya metsi, sefe le lisebelisoa tse ling.
5. Graphite e khethehileng: e nang le coke ea peterole ea boleng bo holimo e le thepa e tala, sekontiri sa mashala kapa resin ea maiketsetso e le binder, ka ho lokisa thepa e tala, ho kopanya, ho luba, ho hatella, ho silakanya, ho kopanya ho luba, ho bopa, ho besa ka makhetlo a mangata, ho kenella ka makhetlo a mangata, ho hloekisa le ho etsa graphitization, ho sebetsa ka machining le ho etsoa, ka kakaretso ho kenyeletsoa graphite ea isostatic, graphite ea nyutlelie, graphite e hloekileng haholo, e sebelisoang libakeng tsa lifofane, tsa elektroniki, le tsa indasteri ea nyutlelie.
Nako ea poso: Pulungoana-23-2022