-
Mtondo woteteza kutentha wa EPS ndi chinthu chopepuka choteteza kutentha chomwe chimasakanizidwa ndi chosungira chosapangidwa ndi zinthu zachilengedwe, chosungira zachilengedwe, chosakanizira, chosakanizira ndi chophatikiza chopepuka mu gawo linalake. Mu kafukufuku waposachedwa ndi kugwiritsa ntchito matope oteteza tinthu ta EPS, chobwezeretsanso...Werengani zambiri»
-
Udindo wofunikira wa HPMC mu matope osakanikirana ndi madzi uli ndi mbali zitatu izi: 1. HPMC ili ndi mphamvu yabwino kwambiri yosungira madzi. 2. Mphamvu ya HPMC pa kukhazikika ndi thixotropy ya matope osakanikirana ndi madzi. 3. Kugwirizana pakati pa HPMC ndi simenti. Kusunga madzi ndi ntchito yofunika kwambiri...Werengani zambiri»
-
Ponena za vuto lakuti ufa wa putty ndi wosavuta kuupanga, kapena mphamvu yake si yokwanira. Monga tonse tikudziwira, cellulose ether imafunika kuwonjezeredwa kuti ipange ufa wa putty, HPMC imagwiritsidwa ntchito pa putty ya pakhoma, ndipo ogwiritsa ntchito ambiri sawonjezera ufa wa latex wosungunukanso. Anthu ambiri sawonjezera ufa wa polima kuti...Werengani zambiri»
-
Kodi putty ya pakhoma ndi chiyani? Putty ya pakhoma ndi chinthu chofunikira kwambiri pakukongoletsa. Ndi chinthu chofunikira kwambiri pakukonza kapena kulinganiza makoma, komanso ndi chinthu chabwino kwambiri chogwiritsidwa ntchito popaka utoto kapena kukongoletsa makoma. Putty ya pakhoma Malinga ndi ogwiritsa ntchito, nthawi zambiri imagawidwa m'magulu ...Werengani zambiri»
-
Pali ubwino wambiri wogwiritsa ntchito ufa wa HPMC mu zinthu zomangira izi. Choyamba, zimathandiza kuwonjezera kusunga madzi mu matope a simenti, motero kupewa ming'alu ndikuwongolera kugwira ntchito. Chachiwiri, kumawonjezera nthawi yotseguka ya zinthu zopangidwa ndi simenti, zomwe zimawathandiza kuti azikhala nthawi yayitali asanafunike...Werengani zambiri»
-
Ufa wa VAE: chinthu chofunikira kwambiri pa guluu wa matailosi Zomatira za matailosi ndi chinthu chofunikira chomwe chimagwiritsidwa ntchito mumakampani omanga kuti zigwirizane ndi matailosi pamakoma ndi pansi. Chimodzi mwazinthu zazikulu za guluu wa matailosi ndi ufa wa VAE (vinyl acetate ethylene). Kodi ufa wa VAE ndi chiyani? Ufa wa VAE ndi copolymer wopangidwa ndi...Werengani zambiri»
-
Etha ya starch imagwiritsidwa ntchito makamaka mu matope omangira, zomwe zingakhudze kusinthasintha kwa matope kutengera gypsum, simenti ndi laimu, ndikusintha kapangidwe ndi kukana kwa matope. Etha ya starch nthawi zambiri imagwiritsidwa ntchito limodzi ndi etha za cellulose zosasinthidwa komanso zosinthidwa. Ndi yoyenera ...Werengani zambiri»
-
Ufa wa polymer wosungunuka (RDP) nthawi zambiri umagwiritsidwa ntchito popanga ufa wa putty. Ufa wa putty ndi chinthu chomangira chomwe chimagwiritsidwa ntchito kusalala ndi kulinganiza malo monga makoma kapena denga musanapente kapena kukongoletsa mapepala a pakhoma. Kuwonjezera RDP ku ufa wa putty kuli ndi ubwino wambiri. Kumawonjezera...Werengani zambiri»
-
Ufa wa polima wosungunuka (RDP) ndi ufa wosungunuka m'madzi womwe umagwiritsidwa ntchito kukonza magwiridwe antchito a ufa wa putty pamakoma amkati ndi akunja. RDP imapangidwa popolisha vinyl acetate ndi ethylene mu emulsion yamadzi. Emulsion yomwe idatuluka idaumitsidwa kuti ipange ufa woyenda wopanda madzi. R...Werengani zambiri»
-
Ufa wa polima wosungunuka (RDP) ndi polima womwe umagwiritsidwa ntchito ngati chowonjezera mu mortars wouma. RDP ndi ufa wopangidwa ndi kupopera mpweya wa polima emulsion. RDP ikawonjezedwa m'madzi imapanga emulsion yokhazikika yomwe ingagwiritsidwe ntchito kupanga mortar. RDP ili ndi zinthu zambiri zomwe zimapangitsa kuti ikhale chowonjezera chamtengo wapatali mu ...Werengani zambiri»
-
Chomangira Chomangira Chowonjezera Chowonjezera Chopopera Chopopera (RDP) ndi polima yomwe imagwiritsidwa ntchito kukonza mawonekedwe a zomangira zomangira. RDP ndi ufa wosungunuka m'madzi womwe umawonjezeredwa ku guluu panthawi yosakaniza. RDP imathandizira kuwonjezera mphamvu, kusinthasintha komanso kukana madzi kwa guluu. R...Werengani zambiri»
-
HPMC (Hydroxypropyl Methyl Cellulose) ndi HEMC (Hydroxy Ethyl Methyl Cellulose) ndi ma ether a cellulose omwe amagwiritsidwa ntchito kwambiri popanga zinthu chifukwa cha mawonekedwe awo apadera. Ndi ma polima osungunuka m'madzi ochokera ku cellulose, polima wachilengedwe womwe umapezeka m'makoma a maselo a zomera. HPMC ndi HEMC ...Werengani zambiri»