Amamasondo e-cement negrout ayizinto ezikhethekile ezesementi ezenzekelela imisele engumsinsi, ukubuyisela umhlaba, kanye nokwakha umhlaba okwenzela isayensi. Lezi zinto zenziwe ngohlanganiselo lwe-Portland cement, izikali, izinto ezongezwa, kanye nemithi eyongezwa okwenza isikhathi se-strength, ukugeleza, amandla okuqhala, nokungenelela izinto zesayensi okudingekayo emiphakamiseni esemhlabathini. Uhlanganiselo lushintsha ngokuka-application—kusuka kugrout enoamandla okukhanya kuya kubhonsi elincane lokusosela—ukuhlangabezana nezikhala eziyimandi emiphakamiseni eyimandi.
I-Portland cement iyindwangu enomhlaba eluhlaza iqukethe i-calcium silicates, i-aluminates, kanye ne-ferrites elenziwe ngezinqumo ezilawuliwe zokwonga kwelinayini, umhlaba, nezinto ezinosilikha. Emthakalelo wekulungiselela okujulile nomhlaba owusukela, i-Portland cement isebenza njengento enkosi yokuxumeka e-konkriti nasezinhlela zokugcoba, ikuhlinzeka nokuqina komuklamo, ukuzinza kwekemikali, nokuqina okude okusiko kemikhakha engaphansi komhlaba lapho izidingo zomsebenzi ziphakeme kanti izingkubane zesimo sizodwa ziyabethekela.
I-Slag Portland cement imatshe ye-simento ethuthukisiwe engenziwe ngokubungu okunembile kwelinqoba usukela emprosesileni yokwenza i-Portland cement ene-granulated blast furnace slag (GBFS), umphumela womsebenzi wokwenza uthusi emkuvakuveni womtho wezilwane. Umatshe owu ufaka amandla okuthuthuka e-Portland cement kanye nokuqina okude nokubukulula okunciphile okubonwe ku-slag, okwenza umtshumayeli omaphakamile ofanele ezindlakalweni ezilukhuni ze-geotechnical nomklamo emthakalelo omjulile wokwakhela.
I-microcement yisimenti ekhethekile eluncane kakhulu, esunguliwe ngobuchwepheshe bokuthi iphakamiselwe ukunemba okukodwa kanye nokuhlela kahle (grouting) kanye nokuhlela okuncane (micro-scale injection) ezinhlakanipha zokuphakamiselwa umhlaba kanye nobuchwepheshe be-geotechnical engineering. I-microcement akhiwe ngezinhlaka zesimenti ye-Portland ezincane kakhulu—amtaku olinganiselwa we-3–15 micrometers kubudamela—okuncane kakhulu kunjesimenti ye-Portland ejwayelekile (amtaku olinganiselwa we-10–100 micrometers)—futhi ngokuvamile ihlanganiswa no-additives afanayo ne-plasticizer, ama-agent okunciphisa amanzi, kanye namanye i-silica fume noma ama-mineral filler ukuthola i-rheology ekuthintwe nokuqina okukhusele. Umbuza oncane kakhulu wezinhlaka uvumela ukungeneza ezigwegweni ezincinane, amaqhele amancane, kanye namasoil matrices asebulawa lula lapho i-simenti ejwayelekile ayikwazi ukufinyelela, okwenza i-microcement ibe yinto eyodwa kule emangalisayo ekumele isetshenziswe ekusiqiniseni umhlaba, ukunga umhlaba, kanye nokuthuthukisa isakhiwo zezinhlakanipha zokuphakamiselwa umhlaba.