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Softener njira yothetsera konkire: ndichiyani ndipo n'chifukwa chiyani muyenera izo

Zina zomwe kusintha makhalidwe a matope konkire analandira mwa mankhwala, wotchedwa plasticizers. Ndipo iwo akhoza kuwonjezeredwa osati mu njira wokonzeka, koma ngakhale pa siteji ya simenti umapezeka.

Sikuti kuganiza kuti plasticizer kwa njira simenti alipo yekha mu Baibulo lina. mfundo ndi yakuti mu dziko pali yaikulu mitundu simenti, omwe ayenera bwino ndi kuwukonza katundu wina. Komabe, iwo ndi zina wamba, kuphatikizapo mndandanda wa muyezo bwino ntchito. Tiyeni kuwauza kuti:

  • plasticizer zabwino mortars Izo kuchepetsa kumwa zomangila;
  • katundu zomatira wa simenti zabwino, ndi chiŵerengero cha simenti ndi madzi Komabe, akanali yemweyo;
  • Izi njira madzi amaundana pa kutentha otsika, ndi mphamvu ya "yozizira" ukuwonjezeka konkire, mopitirira, achepetsa mtengo wa Kutentha njira kapena kugwiritsa ntchito reagents zina mankhwala;
  • madzi kukana ndi mpweya impermeability katundu yomalizidwa ali bwino kwambiri.

Gawo zina

Kumvetsetsa katundu wawo, muyenera osachepera ziri kudziwa za gulu mwachilungamo zosavuta kungakhale kofunika kwa inu kusankha plasticizer kwa njira. Choyamba, tiyeni tikambirane za kupatukana awo, malinga ndi mfundo opaleshoni:

  • catalysts kapena zoletsa kuwuma konkire;
  • modifiers opatsa katundu wapadera wa yomalizidwa yowona (kukana kuti kukokoloka, kutentha, mchere, ndi zina zotero. d.).

Ngati ife kulankhula za mphamvu ya kanthu, ndi plasticizer kwa zomangamanga matope akhale amphamvu, zolimbitsa kapena ofooka. Kodi mono-, anka- ndi polyvalent osakaniza zowonjezera kwathunthu kupanga ndi mchere.

Khalidwe ndi dzuwa la plasticizers

Mu specifications wa chotsirizidwa zimakhudza osati mtundu ndi katundu wa plasticizer, komanso khalidwe la simenti lenilenilo, limene linagwiritsidwa ntchito njira chiwiya chako chokandiramo ufa. wotchuka kwambiri pakati omanga akatswiri amakonda mankhwala a kampani Rhein-Chemotechnik GmbH (Germany).

Izi German plasticizer njira zabwino chifukwa amagwiritsidwa ntchito mwanjira zosiyanasiyana. Makamaka kwa kupanga njira kwa gulu lililonse, muyenera kukhala osachepera kuchuluka modifier. Komanso, ntchito osakaniza osiyanasiyana chokha mitundu yambiri zina, n'zotheka kusankha akuyambira akadakwanitsira pafupifupi onse sukulu konkire. Chomasuka ntchito ndi chifukwa kukhalapo kwa apamwamba ndi malangizo.

Polongosola mwachidule, tikhoza kunena kuti plasticizer za njira (malipiro a potsata Mlengi) sangathe kwambiri yekha kuchepetsa ndalama zipangizo zomangamanga, komanso kwambiri kuonjezera zokolola ntchito. Komanso, pamaso zosiyanasiyana modifiers inu mosavuta kukhazikitsa ulimi osati losavuta matope, koma ngakhale yabwino thovu. Popeza mtengo wa zida zomangira mu zaka zapitazo, n'kofunika kwambiri makamaka osati makampani komanso anthu.

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