Focus on Cellulose ethers

Iyini impahla eluhlaza ye-wall putty?

Iyini impahla eluhlaza ye-wall putty?

I-Wall putty iyimpahla yokwakha ethandwayo esetshenziswa kuzo zombili izakhiwo zokuhlala nezohwebo.Kuyinto eguquguqukayo esetshenziselwa ukwenza bushelelezi futhi iqedele izindonga zangaphakathi nezangaphandle ngaphambi kokudweba noma ukwenza iphepha lodonga.I-wall putty yenziwe ngezinto ezingavuthiwe ezahlukahlukene ezixutshwa ndawonye ukuze zenze into ewugqinsi efana nokunamathisela.Kulesi sihloko, sizoxoxa ngezinto zokusetshenziswa ze-wall putty ngokuningiliziwe.

Usimende omhlophe:
Usimende omhlophe uyinto yokuqala eluhlaza esetshenziswa ku-wall putty.Kuyi-hydraulic binder eyenziwe nge-clinker emhlophe egaywe kahle kanye ne-gypsum.Usimende omhlophe unezinga eliphezulu lobumhlophe kanye nokuqukethwe okuphansi kwensimbi ne-manganese oxide.Ikhethwa ku-wall putty njengoba inikeza isiphetho esibushelelezi ezindongeni, inezindawo ezinhle zokunamathela, futhi imelana namanzi.

I-Marble powder:
Impushana yemabula iwumkhiqizo wokusika nokupholisha imabula.Igaywe kahle futhi isetshenziswa ku-wall putty ukuthuthukisa amandla ayo nokuqina.I-Marble powder iyiminerali yemvelo ecebile nge-calcium futhi enezici ezinhle zokuhlanganisa.Kuyasiza ekunciphiseni ukuncipha kwe-putty futhi inikeza isiphetho esibushelelezi ezindongeni.

I-Talcum powder:
I-Talcum powder iyiminerali ethambile esetshenziswa ku-wall putty ukuthuthukisa ukusebenza kwayo nokunciphisa i-viscosity yengxube.Igayiwe kahle futhi inezinga eliphezulu lokuhlanzeka.I-Talcum powder isiza ekusebenziseni okulula kwe-putty futhi ithuthukise ukunamathela kwayo ezindongeni.

China Clay:
I-China clay, eyaziwa nangokuthi i-kaolin, iyiminerali yemvelo esetshenziswa ku-wall putty njengendlela yokugcwalisa.Igaywe kahle futhi inobumhlophe obuphezulu.Ubumba lwaseChina luyimpahla eluhlaza engabizi esetshenziselwa ukuthuthukisa inqwaba ye-putty nokunciphisa izindleko zayo.

I-Mica powder:
I-Mica powder iyiminerali yemvelo esetshenziswa ku-wall putty ukuze inikeze isiphetho esicwebezelayo ezindongeni.Igayiwe kahle futhi inezinga eliphezulu lokubukeka.I-Mica powder isiza ekunciphiseni i-porosity ye-putty futhi inikeza ukumelana okuhle kwamanzi.

Isihlabathi se-silica:
Isihlabathi se-silica iyiminerali yemvelo esetshenziswa ku-wall putty njengokugcwalisa.Igayiwe kahle futhi inezinga eliphezulu lokuhlanzeka.Isihlabathi se-silica sisiza ekuthuthukiseni amandla e-putty futhi sinciphise ukuncipha kwayo.Kuyasiza futhi ekuthuthukiseni ukunamathela kwe-putty ezindongeni.

Amanzi:
Amanzi ayingxenye ebalulekile ye-wall putty.Isetshenziselwa ukuxuba izinto zokusetshenziswa ndawonye futhi yakhe into efana ne-paste.Amanzi asiza ekwenzeni kusebenze izakhiwo zokubopha usimende futhi anikeze uketshezi oludingekayo kungxube.

Izithasiselo zamakhemikhali:
Izithasiselo zamakhemikhali zisetshenziswa ku-wall putty ukuthuthukisa izakhiwo nokusebenza kwayo.Lezi zithako zihlanganisa ama-retarder, ama-accelerator, ama-plasticizer, nezinto ezivimbela amanzi.Ama-retarders asetshenziselwa ukunciphisa isikhathi sokusetha se-putty, kuyilapho ama-accelerator asetshenziselwa ukusheshisa isikhathi sokusetha.Ama-Plasticizer asetshenziselwa ukuthuthukisa ukusebenza nokunciphisa i-viscosity ye-putty, kuyilapho ama-ejenti okuvimbela amanzi asetshenziselwa ukwenza i-putty imelane namanzi.

I-Methyl cellulosewuhlobo olujwayelekile lwe-cellulose ether esetshenziswa ku-wall putty.Yenziwa ukuguqulwa kwamakhemikhali kwe-cellulose yemvelo kusetshenziswa i-methanol ne-alkali.I-Methyl cellulose iyimpushana emhlophe, engenaphunga, nenganambitheki encibilika emanzini futhi yakhe isixazululo esicacile nesibonakalayo.Inezindawo ezinhle zokugcina amanzi futhi ithuthukisa ukusebenza kwe-putty.I-Methyl cellulose iphinde inikeze ukunamathela okuhle kuma-substrates ahlukahlukene futhi ithuthukise amandla okuqina we-putty.

I-Hydroxyethyl cellulose ingolunye uhlobo lwe-cellulose ether esetshenziswa ku-wall putty.Yenziwa ukuguqulwa kwamakhemikhali kwe-cellulose yemvelo kusetshenziswa i-ethylene oxide ne-alkali.I-Hydroxyethyl cellulose iyimpushana emhlophe, engenaphunga, nenganambitheki encibilika emanzini futhi yakhe ikhambi elicacile nelibonakalayo.Inezindawo ezinhle zokugcina amanzi futhi ithuthukisa ukusebenza kwe-putty.I-Hydroxyethyl cellulose iphinde inikeze ukunamathela okuhle kuma-substrates ahlukahlukene futhi ithuthukise amandla okuqina we-putty.

I-Carboxymethyl cellulose nayo isetshenziswa ku-wall putty njenge-thickener ne-binder.Yenziwa ukuguqulwa kwamakhemikhali kwe-cellulose yemvelo kusetshenziswa i-monochloroacetic acid ne-alkali.I-Carboxymethyl cellulose iyimpushana emhlophe, engenaphunga, nenganambitheki encibilika emanzini futhi yakhe ikhambi elicacile nelibonakalayo.Inezindawo ezinhle zokugcina amanzi futhi ithuthukisa ukusebenza kwe-putty.I-Carboxymethyl cellulose iphinde inikeze ukunamathela okuhle kuma-substrates ahlukahlukene futhi ithuthukise amandla okuqina we-putty.

 

Sengiphetha, i-wall putty yenziwe ngezinto ezingavuthiwe ezahlukahlukene ezihlanganiswe ndawonye ukwenza into efana nokunamathisela.Impahla yokuqala eluhlaza esetshenziswa ku-wall putty usimende omhlophe, kanti ezinye izinto zokusetshenziswa zifaka impushana yemabula, i-talcum powder, ubumba lwe-china, i-mica powder, isihlabathi se-silica, amanzi, nezithasiselo zamakhemikhali.Lezi zinto zokusetshenziswa zikhethelwa izakhiwo zazo ezithile, ezinjengobumhlophe, izakhiwo zokubopha, ukusebenza kahle, nokuqina, ukuze kunikeze isiphetho esibushelelezi nesicwebezelayo ezindongeni.

 

 


Isikhathi sokuthumela: Mar-07-2023
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