Ultra High Power Graphite Electrodes: Chinsinsi Chowonjezera Kupanga Zitsulo

chithunzi

Pogwiritsa ntchito ma recarburizer, mafakitole ambiri amakonda kulabadira momwe amapangira ma carburizer.Mu "synthetic cast cast iron" chitsulo chosungunula, ma recarburizer ndi amodzi mwamagwero akuluakulu a graphite nucleation ndipo nthawi zambiri amanyalanyazidwa.M'malo mwake, kuwonjezera kwa ma recarburizer sikungowonjezera "kuchulukitsa C", komanso kukulitsa maziko ake a graphite nucleation, kuti athe kupeza mawonekedwe abwino a matrix ndi zida zamakina.Pochita kupanga, si onse obwezeretsanso amatha kukwaniritsa izi.
Kupanga ma recarburizer oyenerera kumafunikira kusankha kosamalitsa kwa zida kenako ndi chithandizo chapamwamba cha graphitization.

Pochita izi, zonyansa monga sulfure, gasi (nayitrogeni, haidrojeni, mpweya), phulusa, zinthu zowonongeka, ndi chinyezi sizimangochepetsedwa, koma chiyero chawo chimakhala bwino.Zimalepheretsanso kupezeka kwa ma pores a nayitrogeni.Nthawi yomweyo, zimapangitsanso kuti maatomu a kaboni asinthe kuchokera ku dongosolo losokonezeka komanso losokonezeka kupita ku dongosolo losanjikiza, kuti maatomu ambiri a kaboni azitha kuyendetsa bwino graphitization.

Njirayi imatchedwa graphitization.Pamwamba pa recarburizer popanda kutentha kwapamwamba graphitization yokutidwa ndi wosanjikiza woonda wa viscous phulusa, kotero kuti mwachindunji kuvunda chodabwitsa mu chitsulo chosungunula kwenikweni kulibe, ndipo mpweya ukhoza kufalikira pang'onopang'ono ndi kupasuka mu chitsulo chosungunuka ndi kupita kwa nthawi.Nthawi yosungunuka ya recarburizer ikuwonjezeka, ndipo kuyamwa kwa recarburizer kumachepetsedwa.

Ndi graphitized recarburizer yokhayo yomwe imatha kusungunula maatomu a kaboni mwachangu muchitsulo chosungunuka, ndipo chitsulo chosungunuka chikamakhazikika, chimakongoletsedwa pakatikati pa nucleation yopangidwa ndi inoculation pansi pa mphamvu yamphamvu yoyendetsera nucleation, ndikumakula kukhala graphite.Ngati recarburizer yosankhidwayo sanalandire chithandizo cha kutentha kwambiri kwa graphitization, mphamvu yoyendetsa ma graphitization ya maatomu a carbon idzachepetsedwa kwambiri, ndipo mphamvu ya graphitization idzafooka.

Ngakhale kuchuluka kwa carbon kungatheke, ubwino wa mankhwalawo ndi wosiyana kwambiri.
Pali mitundu yambiri ya recarburizers, ndipo pali zinthu zambiri zomwe zingagwiritsidwe ntchito ngati zopangira zitsulo zotayidwa.Njira yopangira ma recarburizers ndi yosiyananso, mtundu wake ndi wosiyana kwambiri, ndipo kusiyana kwamitengo kumakhalanso kwakukulu kwambiri.Kuponya geometry yazinthu ndi zofunikira zamtundu, kusankha koyenera kwa recarburizer.

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