1. Ukugcinwa kwamanzi: I-HPMC inokuphucula kakhulu ukugcinwa kwamanzi kwi-mortar, okubalulekileyo ukukhusela udaka ukuba ulahlekelwe ngamanzi ngokukhawuleza ngexesha lenkqubo yokunyanga phantsi kwamaqondo okushisa aphezulu, ngakumbi kwiindawo eziphantsi kweqondo lokushisa. Ukusebenza kakuhle kokugcinwa kwamanzi kuqinisekisa i-hydration eyaneleyo yesamente kwaye iphucula amandla kunye nokuqina kodaka.
2. Amandla e-Flexural kunye namandla oxinzelelo: Ngaphantsi kweemeko zokushisa eziphantsi, i-HPMC inokunciphisa amandla okuguquguquka kunye nokunyanzeliswa kweempawu zodaka lwesamente emva kwe-cement hydration ngenxa yokungena emoyeni. Nangona kunjalo, ukuba i-samente ifakwe kwi-hydrated kwi-dispersion ye-HPMC inyibilikiswe emanzini, amandla okuguquguquka kunye nokunyanzeliswa kweesampuli zodaka lwesamente ziya kwanda xa kuthelekiswa ne-samente e-hydrated kuqala kwaye ixutywe ne-HPMC.
3. Ukumelana nokuqhekeka: I-HPMC inokuphucula imodyuli e-elastic kunye nokuqina kodaka, ukunciphisa ngokufanelekileyo ukuvela kweentanda, ukuphucula ukuxhathisa ukuqhekeka kodaka, kunye nokwandisa ubomi bayo benkonzo. Oku kubaluleke ngakumbi ngexesha lokutshintsha kobushushu obugqithisileyo, nto leyo enokubangela ukuba udaka luqhekeke.
4. Ukuxhatshazwa kwe-alkali kunye nokuzinza: I-HPMC isenako ukugcina ukusebenza kwayo okugqwesileyo kwindawo ye-alkali ngaphandle kokuthotywa okanye ukuthotywa kwentsebenzo, ngaloo ndlela iqinisekisa ukusebenza kwexesha elide kunye nokuzinza kodaka.
5. Ukusebenza kwe-Thermal: Ukongezwa kwe-HPMC kunokuvelisa izinto ezilula kunye nokunciphisa ubunzima. Lo mlinganiselo ophezulu we-void unceda nge-thermal insulation kwaye unokunciphisa ukuqhutyelwa kombane wezinto eziphathekayo ngelixa ugcina malunga nexabiso eliqingqiweyo xa liphantsi kobushushu obufanayo. ukuqukuqela kobushushu. Ukuchasana nokugqithiswa kobushushu ngephaneli kuyahluka kunye nenani le-HPMC elongeziweyo, kunye nokufakwa okuphezulu kwe-additive ekhokelela ekunyuseni kokuchasana kwe-thermal xa kuthelekiswa nomxube wereferensi.
6. Ulwelo kunye nokusebenza: I-HPMC inokwenza udaka lubonise ulwelo olungcono phantsi kwamandla aphantsi okucheba kwaye kulula ukuyisebenzisa kunye nenqanaba; ngelixa iphantsi kwamandla aphezulu okucheba, udaka lubonisa i-viscosity ephezulu kwaye luthintela i-Sag kunye nokuhamba. Le thixotropy ekhethekileyo yenza udaka lube lula ngexesha lokwakha, ukunciphisa ubunzima bokwakha kunye nokuqina kwabasebenzi.
7. Ukuzinza komthamo: Ukongezwa kwe-HPMC kunokuchaphazela ukuzinza kwevolumu yodaka. Kwi-self-leveling mortar, ukongezwa kwe-HPMC kubangela ukuba inani elikhulu le-pores lihlale kumdaka emva kokuba udaka luqina, okukhokelela ekunciphiseni kwamandla oxinzelelo kunye namandla okuguquguquka kwe-self-leveling mortar.
I-HPMC inempembelelo ebalulekileyo ekusebenzeni kodaka phantsi kobushushu obugqithisileyo. Inokuphucula ukugcinwa kwamanzi, ukumelana nokuqhekeka, ukuxhathisa kwe-alkali kunye nokusebenza kwe-thermal yodaka, kodwa kunokuchaphazela amandla ayo kunye nokuzinza kwevolumu. Ke ngoko, kwizicelo ezisebenzayo, idosi kunye neenkcukacha zeHPMC kufuneka zikhethwe ngokufanelekileyo ngokusekwe kwiimeko ezithile zokusingqongileyo kunye neemfuno zokusebenza ukuphumeza eyona mveliso ilungileyo yodaka.
Ixesha lokuposa: Oct-26-2024