Ukwakhiwa kwesamente ngoomatshini kuye kwazanywa kwaye kwakhuthazwa iminyaka emininzi eTshayina, kodwa akukho nkqubela ibonakalayo eyenziweyo. Ukongeza kumathandabuzo abantu malunga notshintsho oluya kuziswa kukwakhiwa kwesamente ngeendlela zokwakha zemveli, isizathu esiphambili kukuba phantsi kwendlela yendabuko, isamente exutywe kwindawo inokubangela ukuvaleka kwemibhobho kunye nezinye iiprojekthi ngexesha lenkqubo yokwakha ngoomatshini ngenxa yeengxaki ezifana nobukhulu beesuntswana kunye nokusebenza. Iziphene azichaphazeli nje kuphela inkqubela yokwakha, kodwa zikwanyusa amandla okwakha, nto leyo ebangela uloyiko lwabasebenzi malunga nobunzima kwaye yonyusa ubunzima bokukhuthaza ukwakhiwa kwesamente.
Kwiminyaka yakutshanje, ngokusungulwa kweefektri ezinkulu zesamente ezixutywe nodaka kulo lonke ilizwe, umgangatho kunye nokuzinza kwesamente kuye kwaqinisekiswa. Nangona kunjalo, isamente exutywe nodaka iyacutshungulwa kwaye iveliswa ziifektri. Ngokuphathelele izinto eziluhlaza zodwa, ixabiso kufuneka libe phezulu kunelo lokuxuba kwindawo. Ukuba ukuplasta ngesandla kuyaqhubeka, akuyi kuba nenzuzo yokukhuphisana ngaphezu kwesamente exutywa kwindawo, nokuba kukho amazwe Ngenxa yomgaqo-nkqubo "wokuthintelwa kwemali", iifektri ezintsha zesamente ezixutywe nodaka zisasokola ukufezekisa iimfuno, kwaye ekugqibeleni ziyawa.
Intshayelelo emfutshane yokusebenza okubanzi komatshini otshiziweyo ngodaka
Xa kuthelekiswa nodaka lwendabuko oluxutywe kwindawo, umahluko omkhulu kudaka olutshizwe ngomatshini kukungeniswa koluhlu lwezinto ezidityanisiweyo ezifana ne-hydroxypropyl methyl cellulose ether enokuphucula ukusebenza kodaka, ukuze ukusebenza kodaka olutsha oluxutyiweyo kube kuhle. , izinga eliphezulu lokugcina amanzi, kwaye lusenentsebenzo entle yokusebenza emva kokupompa umgama omde kunye nokuphakama okuphezulu. Inzuzo yalo enkulu ikukusebenza kwayo okuphezulu kokwakha kunye nomgangatho olungileyo wodaka emva kokubumba. Ekubeni udaka lunesantya esikhulu sokuqala ngexesha lokutshiza, lunokubamba ngokuqinileyo kwi-substrate, enokunciphisa ngempumelelo imeko yokuqhekeka nokuqhekeka.
Emva kovavanyo oluqhubekayo, kufunyaniswe ukuba xa ulungiselela udaka lokuplasta olutshizwa ngomatshini, sebenzisa isanti eyenziwe ngomatshini enobukhulu obukhulu besuntswana obuyi-2.5mm, umxholo womgubo welitye ongaphantsi kwe-12%, kunye nomgangatho ofanelekileyo, okanye ubukhulu obukhulu besuntswana obuyi-4.75mm kunye nomxholo wodaka ongaphantsi kwe-5%. Xa izinga lokugcina amanzi lodaka olusandula ukuxutywa lilawulwa ngaphezulu kwe-95%, ixabiso lokungaguquguquki lilawulwa malunga ne-90mm, kwaye ukulahleka kokuhambelana kweeyure ezi-2 kulawulwa ngaphakathi kwe-10mm, udaka lusebenza kakuhle ekupompeni nasekutshizeni, kwaye ukubonakala kodaka olubunjiweyo kuthambile kwaye kucocekile, udaka lufana kwaye lutyebile, alunanto igobileyo, alunamingxunya kwaye aluqhekekanga.
Ingxoxo malunga nezongezo zeComposite zeMoto eSpraywe ngoMatshini
Inkqubo yokwakha i-mortar etshiziweyo ngomatshini ibandakanya ukuxuba, ukupompa kunye nokutshiza. Ngenxa yokuba le fomyula ifanelekile kwaye umgangatho wezinto eziluhlaza uyafaneleka, umsebenzi ophambili we-compound mortar etshiziweyo ngomatshini kukuphucula umgangatho we-mortar exutyiweyo ngokutsha kunye nokuphucula ukusebenza kokupompa kwe-mortar. Ke ngoko, i-compound mortar etshiziweyo ngomatshini ngokubanzi yenziwe yi-arhente yokugcina amanzi kunye ne-arhente yokupompa. I-Hydroxypropyl methylcellulose ether yi-arhente ebalaseleyo yokugcina amanzi, engenakukwandisa kuphela i-viscosity ye-mortar, kodwa ikwaphucula kakhulu ukuhamba kwamanzi kwe-mortar kwaye inciphise ukwahlulwa kunye nokopha phantsi kwexabiso elifanayo lokuvumelana. I-arhente yokupompa ngokubanzi yenziwe yi-arhente yokufaka umoya kunye ne-arhente yokunciphisa amanzi. Ngexesha lenkqubo yokuxubha i-mortar etshiziweyo ngokutsha, inani elikhulu lamaqamza omoya amancinci aziswa ukwenza isiphumo sebhola, esinokunciphisa ukumelana kokungqubana phakathi kwamaqhekeza ahlanganisiweyo kwaye siphucule ukusebenza kokupompa kwe-mortar. Ngexesha lenkqubo yokutshiza i-mortar etshizwa ngomatshini, ukungcangcazela okubangelwa kukujikeleza kwepompo yokuhambisa izikrufu kuya kubangela ukuba i-mortar ekwi-hopper ihlulwe ngokulula, nto leyo ebangela ukuba ixabiso elincinci lokungaguquguquki kumaleko ophezulu kunye nexabiso elikhulu lokungaguquguquki kumaleko osezantsi, nto leyo eya kukhokelela ekuvalekeni kwepayipi xa umatshini usebenza, kwaye Emva kokubumba, umgangatho we-mortar awufani kwaye uthambekele ekomeni nasekuqhekekeni. Ke ngoko, xa kuyilwa izongezo ezidityanisiweyo ze-mortar yokuqhumisa umatshini, ezinye iziqinisi kufuneka zongezwe ngokufanelekileyo ukuze kuncitshiswe isantya sokuqhekeka kwe-mortar.
Xa abasebenzi babesenza uvavanyo lwe-mortar etshizwa ngomatshini, idosi ye-composite additive yayiyi-0.08%. I-mortar yokugqibela yayisebenza kakuhle, isebenza kakuhle ekupompeni, yayingapholi ngexesha lenkqubo yokutshiza, kwaye ubukhulu obukhulu bokutshiza ngakunye babunokufikelela kwi-25px.
Ixesha lokuthumela: Disemba-20-2022