Mipira ya ceramic imachokera ku ufa wapamwamba wa ceramic monga alumina (Al₂O₃), zirconia (ZrO₂), silicon nitride (Si₃N₄), ndi silicon carbide (SiC). Zipangizozi, zomwe zimapezeka ngati tinthu tating'onoting'ono kwambiri, zimadutsa mu njira zopangira zitsulo za ufa: zosakanikirana ndi zomangira, zimapangidwa kukhala mawonekedwe ozungulira kudzera mu kukanikiza kwa isostatic kapena kupanga jekeseni. Ma preformswo amasiyidwa pa 1,400–2,200°C kuti apange mapangidwe olimba, ofanana. Pambuyo powasambitsa, kupukuta molondola ndi kuwapukuta amawapangitsa kukhala ofanana ndi ma micron-level tolerances.
Mipira ya ceramic imapereka ntchito zosiyanasiyana chifukwa cha kuuma kwawo kwambiri komanso kukana dzimbiri. Mu mabearing, amachepetsa kukangana mu makina othamanga kwambiri monga magalimoto amagetsi ndi ma drill a mano, zomwe zimapangitsa kuti ntchito ikhale yogwira ntchito bwino. Pa ma valve ndi mapampu, zipangizo monga silicon nitride zimapirira mankhwala oopsa m'mafakitale amafuta ndi mankhwala, zomwe zimapangitsa kuti zikhale zokhalitsa. Pakupanga ma semiconductor, mipira ya ceramic yosayendetsa mpweya imayeretsa zinthu zokhudzidwa popanda kuipitsidwa. Imathandizanso ngati cholumikizira chopopera bwino zinthu zamlengalenga kapena zodzikongoletsera, zomwe zimapangitsa kuti ikhale yosalala.
Nthawi yotumizira: Meyi-29-2025
