Zeziphi izongezo eziqinisa udaka?
Isamente yasePortland: Njengenxalenye esisiseko yodaka, isamente yasePortland inegalelo ekomeleleni kwayo. Iyafumisa ukuze yenze iikhompawundi zesamente, idibanisa ii-aggregates kunye.
Ilayimu: Ilayimu yendabuko idla ngokuba nelayimu, nto leyo ephucula ukusebenza kwayo kunye nokwakheka kwayo. Ilayimu ikwanegalelo kwiimpawu zokuziphilisa zelayimu kwaye yonyusa ukumelana kwayo nemozulu embi.
I-Silica Fume: Le nto intle kakhulu, imveliso ephuma kwimveliso yesinyithi se-silicon, iyasebenza kakhulu kwaye iphucula amandla kunye nokuqina kwe-mortar ngokugcwalisa izithuba kunye nokuphucula i-matrix ye-cementitious.
I-Fly Ash: Imveliso ephuma ekutshisweni kwamalahle, i-fly ash iphucula ukusebenza kakuhle, inciphisa ukuveliswa kobushushu, kwaye yonyusa amandla kunye nokuqina kwexesha elide ngokuphendula nge-calcium hydroxide ukwenza ezinye izinto ezidityanisiweyo zesamente.
I-Metakaolin: Eveliswa yi-calcining kaolin clay kumaqondo obushushu aphezulu, i-metakaolin yi-pozzolan eyomeleza amandla e-mortar, inciphisa ukungena kwamanzi, kwaye iphucula ukuqina ngokuphendula nge-calcium hydroxide ukuze yenze ezinye iikhompawundi ze-cementitious.
Izithako zePolymer: Iipolymer ezahlukeneyo, ezifana ne-latex, i-acrylics, kunye nerabha ye-styrene-butadiene, zingongezwa kwi-mortar ukuphucula ukunamathela, ukuguquguquka, ukuqina, kunye nokumelana namanzi kunye neekhemikhali.
I-Ether yeSelluloseEzi zongezo ziphucula ukusebenza kakuhle, ukugcinwa kwamanzi, kunye nokunamathela kwe-mortar. Zikwanciphisa ukushwabana nokuqhekeka ngelixa ziphucula ukuqina kunye nokumelana nemijikelo yokuqandisa nokunyibilika.
Ii-Superplasticizers: Ezi zongezo ziphucula ukuhamba kwesamente ngaphandle kokunyusa umthamo wamanzi, ziphucula ukusebenza kakuhle kwaye zinciphisa isidingo samanzi ongezelelweyo, nto leyo enokuphazamisa amandla.
Izinto Zokungenisa Umoya: Ngokufaka amaqamza amancinci omoya kwi-mortar, izinto zokungenisa umoya ziphucula ukusebenza kakuhle, ukumelana nokunyibilika komkhenkce, kunye nokuqina ngokwamkela utshintsho lomthamo olubangelwa kukutshintshatshintsha kobushushu.
I-Calcium Chloride: Ngomlinganiselo omncinci, i-calcium chloride ikhawulezisa ukufuma kwesamente, inciphisa ixesha lokubeka kwaye iphucula uphuhliso lwamandla kwangethuba. Nangona kunjalo, ukusetyenziswa kakhulu kunokukhokelela ekuboleni kokuqiniswa.
Izongezo ezisekelwe kwi-sulfate: Iikhompawundi ezifana ne-gypsum okanye i-calcium sulfate zinokuphucula ukumelana kwe-mortar nokuhlaselwa yi-sulfate kwaye zinciphise ukwanda okubangelwa yimpendulo phakathi kwee-ion ze-sulfate kunye nezigaba ze-aluminate kwisamente.
Izithinteli zokubola: Ezi zongezo zikhusela ukuqina kwentsimbi efakwe ngaphakathi ekuboleni, ngaloo ndlela zigcina ukuqina kwesakhiwo kunye nobude bexesha lezinto zesamente.
Iimibala Ezinemibala: Nangona zingaqinisi ngokuthe ngqo i-mortar, iimibala ezinemibala zingongezwa ukuphucula ubuhle kunye nokumelana ne-UV, ngakumbi kwizicelo zokwakha.
Izithako zokunciphisa ukushwabana: Ezi zithako zongeza ukunciphisa ukuqhekeka ngokunciphisa umthamo wamanzi, ukomeleza amandla okubopha, kunye nokulawula izinga lokuphuma komphunga ngexesha lokunyanga.
IiMicrofibers: Ukufaka ii-microfibers, ezifana neepolypropylene okanye iiglasi fibers, kuphucula ukuxinana kunye namandla okugoba kwemortar, kunciphisa ukuqhekeka kunye nokwandisa ukuqina, ngakumbi kwiindawo ezincinci.
Izongezo zidlala indima ebalulekileyo ekuphuculeni iimpawu zesamente, kwaye ukukhetha kwazo ngobuchule kunye nokusetyenziswa kwazo kubalulekile ekufezekiseni amandla afunekayo, ukuqina, kunye neempawu zokusebenza kwizicelo ezahlukeneyo.
Ixesha leposi: Epreli-22-2024
