Tsiku Lolemba: 16, Oct, 2023
Mawu a simenti, konkriti, ndi matope amatha kusokoneza iwo omwe akungoyamba, koma matope amagwiritsa ntchito simenti yabwino), matope amapangidwa ndi simenti, mchenga, ndi miyala. Kuphatikiza pa zosakaniza zawo, kugwiritsa ntchito kwawo kumakhalanso kosiyana kwambiri. Ngakhale amabizinesi omwe amagwira ntchito ndi zinthuzi tsiku lililonse amatha kusokoneza mawu awa mogwirizana, monga simenti nthawi zambiri imagwiritsidwa ntchito potanthauza simenti.
Simenti
Simenti ndi chomangira pakati pa konkra ndi matope. Nthawi zambiri zimapangidwa ndi miyala yamiyala, dongo, zipolopolo ndi mchenga wa silika. Zipangizozo zimaphwanyidwa kenako osakanikirana ndi zosakaniza zina, kuphatikizapo zonga zitsulo, kenako ndikuwotcha mpaka pafupifupi 2,700 dehlerthes. Izi, zotchedwa chipatala, zimakhala pansi kukhala ufa wabwino.
Mutha kuwona simenti kutanthauza kuti simenti ya Portland. Ndi chifukwa chake adapangidwa koyamba ku England m'zaka za zana la 19 ndi Lemes Mason Aspdin, omwe adafanizira mtunduwo kuti ukhale miyala kuchokera ku England, pagombe la England.
Masiku ano, simenti ya Portland idakali simenti yomwe imagwiritsidwa ntchito ndi simenti yomwe imagwiritsidwa ntchito. Ndi "sime" ya hydralic ", yomwe imangotanthauza kuti imakhazikitsa ndikulimba ikaphatikizidwa ndi madzi.
Simenti
Padziko lonse lapansi, konkriti imagwiritsidwa ntchito ngati maziko olimba ndi zomangamanga pafupifupi nyumba iliyonse. Ndizosiyana ndi izi zimayamba ngati zosakaniza zosavuta, zowuma, ndiye kuti zimakhala zouma madzi, zinthu zomwe zingapangitse kuwumba kapena mawonekedwe ake, ndipo pamapeto pake zimakhala zinthu zolimba zomwe timatcha konkra.
Konkriti ili ndi simenti, mchenga, miyala kapena ina yabwino kapena yosiyanasiyana. Kuphatikiza kwa madzi kumayambitsa simenti, komwe ndi udindo wopanga kusakaniza pamodzi kuti apange chinthu cholimba.
Mutha kugula simeriti yopangidwa ndi zikwangwani yomwe imasakaniza simenti, mchenga, ndi miyala pamodzi, ndipo zonse zomwe mukufunikira ndikuwonjezera madzi.
Izi ndizothandiza pamapulojekiti ang'onoang'ono, monganso maboti olingana ndi mpanda kapena zina. Kwa ntchito zazikulu, mutha kugula matumba a simenti ndikusakaniza ndi mchenga ndikudzilimbitsa nokha mu wilibala kapena chidebe china chachikulu, kapena kuyitanitsa konkriti ndi kutsanulidwa.
Mtondo
Matope amapangidwa ndi simenti ndi mchenga. Madzi akasakanikirana ndi izi, simenti imayambitsidwa. Pomwe konkriti imatha kugwiritsidwa ntchito tokha, matope amagwiritsidwa ntchito kugwiridwa ndi njerwa, mwala, kapena zina zolimba. Kusakaniza kwa simenti, motero, molondola, kumatanthauza kugwiritsa ntchito simenti kusakaniza matope kapena konkriti.
Pomanga njerwa ya njerwa, nthawi zina matope nthawi zina amagwiritsidwa ntchito pakati pa njerwa, ngakhale pankhaniyi sizigwiritsidwa ntchito nthawi zonse. Mwachitsanzo, kumpoto kwa ming'alu yam'mng'ala nthawi yozizira, kotero njerwa njerwa zitha kungokhala pafupi, kapena mchenga kuwonjezera pakati pawo.
Post Nthawi: Oct-16-2023
