Nenani moni ku "kuwonongeka ndi kung'ambika" kwa mapaipi: nchifukwa chiyani mapaipi osatha kutha kwa silicon carbide angakhale "mfumu yolimba" ya mayendedwe a mafakitale?

Mu mafakitale opanga, mapaipi ali ngati "mitsempha yamagazi" yomwe imanyamula zinthu monga matope a m'nthaka, ufa wa malasha, ndi zinyalala nthawi zonse. Komabe, zinthu zambirizi zimakhala zolimba kwambiri komanso kuthamanga kwa madzi. Mapaipi wamba posachedwa adzawonongeka ndi kutuluka madzi, zomwe sizimangofunika kuzimitsidwa ndi kusinthidwa pafupipafupi, komanso zitha kubweretsa zoopsa chifukwa cha kutuluka kwa madzi. Kutuluka kwa mapaipi osagwiritsidwa ntchito ndi silicon carbide ndiko kuthetsa "vuto losagwiritsidwa ntchito".
Anthu ena angafunse kuti, "silicon carbide" ndi chinthu chamtundu wanji? Ndipotu, si chinthu chatsopano. Kwenikweni, ndi chinthu chosapangidwa ndi chitsulo chopangidwa ndi silicon ndi carbon elements, chomwe chimakhala cholimba kwambiri kuposa diamondi ndi corundum. Mapepala ambiri apamwamba a sandpaper ndi zida zopukutira zomwe zimagwiritsidwa ntchito kwambiri pamoyo watsiku ndi tsiku zimagwiritsa ntchito silicon carbide. Zinthu zolimba kwambirizi zikapangidwa mkati mwa payipi, zimakhala ngati kuyika "zoteteza za diamondi" pa payipi. Zikayang'anizana ndi zinthu zodula kwambiri, zimatha kukana kugwedezeka ndi kukangana kwa zipangizozo, zomwe zimapangitsa kuti payipiyo ikhale yolimba kwambiri.

Poyerekeza ndi mapaipi achikhalidwe, ubwino wa mapaipi osavala a silicon carbide umaposa "kukana kuvala". Mapaipi achitsulo wamba amawonongeka mosavuta ndi zinthu zowononga panthawi yoyendera, ndipo mapaipi apulasitiki ndi ovuta kupirira kutentha kwambiri ndi kupsinjika. Komabe, zinthu za silicon carbide zokha zimakhala ndi mawonekedwe a kukana acid ndi alkali komanso kukana kutentha kwambiri. Kaya zimanyamula slurry ya acidic kapena ufa wa malasha wotentha kwambiri, zimatha kugwira ntchito mokhazikika popanda nkhawa pafupipafupi za "kubowoka kwa dzimbiri" kapena "kusintha kwa kutentha kwambiri". Chofunika kwambiri, khoma lake lamkati ndi losalala, zomwe zimapangitsa kuti lisasonkhanitsidwe komanso kutsekeka panthawi yoyendera zinthu, kuchepetsa mavuto oyeretsa mapaipi ndikuwonetsetsa kuti kupanga kupitilira.
Masiku ano, m'mafakitale monga migodi, magetsi, ndi uinjiniya wa mankhwala omwe amafunikira kukana kwambiri kutopa kwa mapaipi, mapaipi osatha kutopa a silicon carbide pang'onopang'ono asintha mapaipi achikhalidwe. Sichifunika kusinthidwa miyezi isanu ndi umodzi iliyonse monga mapaipi wamba, komanso sichimafuna ndalama zokonzanso mobwerezabwereza. Ngakhale kuti ndalama zoyambira zingawoneke ngati zokwera pang'ono, zimathandiza kuti bizinesiyo isunge ndalama zambiri mtsogolo. Kwa makampani omwe akufuna kupanga bwino komanso kokhazikika, kusankha mapaipi osatha kutopa a silicon carbide kwenikweni ndi kusankha njira yonyamulira "yosadandaula kwambiri, yokhalitsa".
Chifukwa cha kufunikira kwakukulu kwa zida zolimba komanso chitetezo popanga mafakitale, njira zogwiritsira ntchito mapaipi osagwiritsidwa ntchito ndi silicon carbide zikukulirakulira nthawi zonse. Zimathetsa vuto "lakale komanso lovuta" pakuyendetsa mafakitale chifukwa cha magwiridwe antchito olimba a zinthuzo, komanso zimapatsa mabizinesi ambiri mwayi wosankha njira yochepetsera ndalama komanso kukonza magwiridwe antchito.