Yi sabon turmi mai ɗauke da kyakkyawan riƙon ruwa:

Tsarin hydration na siminti shine tsarin jinkirin jinkirin, irin su ciminti ba zai iya tuntuɓar ruwa na dogon lokaci ba, ciminti ba zai iya ci gaba da hydration ba, don haka yana shafar haɓakar ƙarfi daga baya. Turmi da aka gyara na polymer yana da ƙarfi mafi girma fiye da daidaitattun ƙimar, dalili shine cewaredispersible polymer fodayana inganta ƙarfin riƙewar ruwa, don haka ƙarfin siminti daga baya yana ƙaruwa. Abu na biyu, samuwar karamin lokaci na polymer a turmi, inganta ƙarfin haɗin gwiwa.

Inganta aikin sabon turmi gini:

Bayan ƙara redispersible polymer foda cikin busassun gauraye turmi, da workability na turmi ne ƙwarai inganta, wanda shi ne yafi saboda da wadannan dalilai: A. A lokacin da hadawa redispersible polymer foda da turmi, saboda redispersible polymer foda barbashi ana mai rufi da ruwa-soluble m colloid. , da shafi Layer iya hana irreversible coalescation tsakanin polymer barbashi sabõda haka, akwai lubrication sakamako tsakanin barbashi, polymer barbashi iya zama ko'ina. tarwatsa a cikin nauyin siminti slurry, Wadannan tarwatsa barbashi, kamar ball bearings, na iya sa turmi sassa gudana dabam da kuma inganta workability na turmi. B. Redispersible polymer foda kanta ƙunshi wani iska engendering sakamako, redispersible polymer foda a kan iska induction sakamako ya kamata ba turmi compressibility, sabõda haka, turmi yana da kyau yi workability. Bugu da ƙari, kasancewar ƙananan kumfa kuma yana taka rawar gani a cikin cakuda don inganta aikin cakuda.

Redispersible polymer fodadon inganta sassauci da juriya na turmi:

Bayanredispersible polymer fodaana kara turmi, ana inganta rabon turmi da matsewar turmi sosai, wanda hakan ke nuni da cewa turmi yana raguwa sosai, taurin yana inganta sosai, ta yadda karfin turmi ya inganta.redispersible polymer fodaa turmi dehydrating film, ba kawai don cika shortcomings da pores a cikin dutse siminti, amma kuma zuwa cementhydration kayayyakin da tara gluing zuwa samar da polymer interpenetrating cibiyar sadarwa, saboda na roba modulus na polymer film ne m fiye da na turmi, don haka brittleness na turmi. an rage. Sauƙaƙewar turmi yana ƙara matsakaicin iyakar nakasar turmi lokacin da ya lalace, kuma ƙarfin da ake buƙata ta lahani da haɓakar micro-crack yana ɗaukar nauyi sosai, ta yadda turmi zai iya ɗaukar ƙarin damuwa kafin gazawar. Bugu da ƙari, fim ɗin polymer yana ƙunshe da tsarin ƙaddamar da kai, kuma fim ɗin polymer ya samar da kwarangwal mai tsauri a cikin turmi mai ruwa na siminti, wanda ya ƙunshi tasirin haɗin gwiwa mai motsi, don tabbatar da elasticity da taurin skeleton. Akwai pores a kan fuskar fim ɗin polymer da aka kafa a kan ɓangarorin turmi, kuma an cika pores da turmi, wanda ya rage yawan damuwa kuma yana haifar da shakatawa ba tare da lalacewa ba a karkashin aikin sojojin waje. Kasancewar babban sassauci da babban yanki na polymer kuma yana inganta sassauci da elasticity na turmi.