Umgubo wepolymer ophinda uchithekesesona sithako siphambili kwi-dryer exutyiweyo ngomgubo owomileyo efana ne-samente okanye i-gypsum.
Umgubo welatex ophinda uqhekeke yi-polymer emulsion eyomiswa ngokutshizwa kwaye ihlanganiswe ukusuka kwi-2um yokuqala ukuze yenze amasuntswana angqukuva angama-80 ~ 120um. Ngenxa yokuba umphezulu wamasuntswana ugqunywe ngumgubo ongaphiliyo, omelana nolwakhiwo oluqinileyo, sifumana iipowders zepolymer ezomileyo. Zithululwa lula okanye zifakwe ebhegini ukuze zigcinwe kwiindawo zokugcina impahla. Xa umgubo uxutywe namanzi, isamente okanye i-motar esekwe kwi-gypsum, unokuphinda uqhekeke, kwaye amasuntswana asisiseko (2um) akuwo aya kuphinda akheke abe kwimeko elingana nelatex yokuqala, ngoko ke ibizwa ngokuba yi-redispersible latex powder.
Iyakwazi ukuphinda inyibilike kakuhle, iphinda inyibilike ibe yi-emulsion xa idibana namanzi, kwaye ineempawu ezifanayo zeekhemikhali njenge-emulsion yokuqala. Ngokufaka umgubo we-polymer ophinda unyibilike kwi-mortar esekwe kwisamente okanye kwi-gypsum, iimpawu ezahlukeneyo ze-mortar zingaphuculwa,
Intsimi yokwakha esetyenzisiweyo
Inkqubo yokugquma udonga yangaphandle eyi-1
Inokuqinisekisa ukuba inamathelana kakuhle phakathi kwebhodi yesamente kunye ne-polystyrene kunye nezinye izinto ezisetyenziswa phantsi kwayo, kwaye akulula ukuyivula ize iwe. Ukuguquguquka okuphuculweyo, ukumelana nempembelelo kunye namandla angcono okuqhekeka.
I-adhesive yethayile ezimbini
Inika ukubopha okunamandla aphezulu kwi-mortar, inika i-mortar ukuguquguquka okwaneleyo kokunciphisa ii-coefficients ezahlukeneyo zokwandiswa kobushushu be-substrate kunye nethayile.
Iikhaukhi ezi-3
Umgubo wepolymer ophinda uqhekeke wenza i-mortar ingangeni kwaye ithintele ukungena kwamanzi. Kwangaxeshanye, inamathela kakuhle kumphetho wethayile, ayinciphi kwaye ayiguquguquki.
Udaka olune-interface olune-4
Ingawuvala ngcono umsantsa we-substrate, inciphise ukufunxwa kwamanzi eludongeni, iphucule amandla omphezulu we-substrate, kwaye iqinisekise ukuba i-mortar inamathela.
5 Udaka lomgangatho oluzilinganiselayo
Phucula ukumelana nokuqhekeka kokuzilinganisa, yonyusa amandla okubopha kunye nomaleko osezantsi, yonyusa ubumbano, ukumelana nokuqhekeka kunye namandla okugoba kwesamente.
I-6 manzi odaka
Umgubo welatex ophinda udibane unokuphucula ukusebenza kakuhle; ukongezelela ekugcinweni kwamanzi; ukuphucula ukufuma kwesamente; ukunciphisa imodulus ye-elastic yesamente kunye nokuphucula ukuhambelana nomaleko osisiseko. Ukuphucula uxinano lwesamente, ukwandisa ukuguquguquka, ukumelana nokuqhekeka okanye ukuba nokukwazi ukubopha.
Ukulungisa i-mortar eyi-7
Qinisekisa ukuba i-mortar inamathela kwaye wonyusa ukuqina komphezulu olungisiweyo. Ukwehlisa i-modulus ye-elastic kwenza ukuba imelane kakhulu noxinzelelo.
I-putty ezi-8
Nciphisa i-modulus ye-elastic ye-mortar, yonyusa ukuhambelana nomaleko wesiseko, yonyusa ukuguquguquka, ilwa nokuqhekeka, yonyusa ukumelana nokuwa komgubo, ukuze i-putty ibe nokungangeni kwamanzi athile kunye nokumelana nokufuma, okunokunciphisa umonakalo woxinzelelo lobushushu.
Ixesha lokuthumela: Okthobha-25-2022