Jiangxi Nanchang: "Simenti yozizira kwambiri" imapangidwa, yomwe imapereka kuziziritsa, kukana moto, komanso kukana kupanikizika.

CCTV.com inanena kuti pakati pa zinthu zisanu ndi ziwiri zazikulu zomwe makampani opanga zida zomangira ku China adachita mu 2025, pali chinthu chatsopano chogwirizana kwambiri ndi kumanga nyumba zabwino—“simenti yozizira kwambiri” yomwe imatha kuziziritsa yokha popanda magetsi, komanso imakhala ndi kukana moto komanso kukana kupanikizika.

Pa nthawi yoyesa, kutentha kwakunja komwe mtolankhaniyo anali kunali pafupifupi madigiri Celsius 20. Thermometer inakwera mofulumira kufika madigiri Celsius 40. Kutentha kwa slab yokutidwa ndi zinthu za "simenti yozizira kwambiri" kunatsika mofulumira kufika madigiri Celsius pafupifupi 24. Ngakhale kuti ndi nyengo yozizira, kusiyana kwa kutentha pakati pa slab ziwirizi kunapitirira madigiri Celsius khumi, zomwe zikusonyeza kuti zinthu za "simenti yozizira kwambiri" zimakhala ndi mphamvu yabwino kwambiri yozizira.

Zipangizo za "simenti yozizira kwambiri" sizimangogwira ntchito yoziziritsa komanso zimateteza moto wa Class A. Mtolankhaniyo anayang'ana mfuti yopopera pa zophimba ziwiri zosiyana; zophimba wamba kumanzere zinali zitayamba kale kuyaka, pomwe zophimba "simenti yozizira kwambiri" kumanja sizinasonyeze zizindikiro za kuyaka. Pambuyo pa kuyaka, mbali yakumanzere inali ikuyakabe, pomwe mbali yakumanja sinasonyeze zizindikiro za moto.

Konkireti yozizira kwambiri ya simenti ili ndi mphamvu yabwino kwambiri yokanikiza. Pa nthawi yoyesa mphamvu yokanikiza, chinsalu chikuwonetsa kuti mphamvu ikuwonjezeka mosalekeza pa konkireti yoyesera. Pakadali pano konkire ikuphulika, mphamvu imapitirira 100 MPa.

Ofufuza anafotokoza kuti makhalidwe apadera a "simenti yozizira kwambiri" amachokera ku mphamvu yake yowunikira kwambiri ya dzuwa (96.2%) ndi mphamvu yotulutsa kutentha (96%). Kudzera mu mphamvu ziwiri za "kuwunika + kuwala," zimapangitsa kuti kuziziritsa kosalekeza popanda kugwiritsa ntchito mphamvu. Zinthuzi zilinso ndi mphamvu yolimbana ndi moto ya Class A komanso mphamvu yokakamiza kwambiri, ndipo zitha kugwiritsidwa ntchito kwambiri pomanga madenga, makoma akunja, misewu ya m'mizinda, malo osungira tirigu, ndi malo osungiramo zinthu zozizira, zomwe zimathandiza kwambiri kuchepetsa kutentha kwa mzinda komanso kuchepetsa kugwiritsa ntchito mphamvu m'nyumba.