Ingabe kuyadingeka ukwenza ukwelashwa nge-anti-alkali primer ngaphambi kokufutha upende wamatshe wangempela?

1. Uyini upende wamatshe wangempela?

Upende wamatshe wangempela uwupende okhethekile odala ukwakheka okufana ne-marble, i-granite, okusanhlamvu kokhuni nezinye izinto zamatshe ebusweni bezakhiwo. Kufanelekela ukupenda izindonga zangaphakathi nezangaphandle, ophahleni, phansi kanye nezinye izindawo zokuhlobisa. Izingxenye eziyinhloko zopende wamatshe wangempela yi-resin, ama-pigment kanye nama-filler. Isikhathi sokusebenza kwawo kanye nokusebenza kwawo kuncike ekhwalithini nasekuzinzeni kobuso bopende.

2. Kungani kubalulekile ukwenza ukwelashwa kwe-primer okumelana ne-alkali?

Ukwakhiwa kopende wamatshe wangempela kudinga ukusetshenziswa kwe-primer engamelani ne-alkali ekuphatheni okuyisisekelo. Lokhu kungenxa yokuthi indawo yesakhiwo yakhiwe kakhulu ngezinto eziqinile ze-alkali njengesamente nodaka. Okuqukethwe kwe-calcium hydroxide kusimende kuphezulu, kanti inani layo le-pH liphakathi kuka-10.5 no-13, okuzothinta ukwakheka kwamakhemikhali kopende wamatshe wangempela. Umthelela ungabangela izinkinga ezifana nokuqhekeka nokuqhekeka kopende.

I-primer engamelana ne-alkali iqukethe izithasiselo ezifana ne-polymer fatty amide, ezingabambisana kahle ne-samente kanye nodaka. Iphinde ikhulise ukumelana kopende wetshe langempela nezinto ze-alkaline, okuqinisekisa ikhwalithi kanye nokuqina kobuso bopende. Ngakho-ke, kubaluleke kakhulu ukwenza ukwelashwa kwe-primer engamelana ne-alkali ngaphambi kokufutha upende wetshe langempela.

3. Ungayisebenzisa kanjani i-primer engamelani ne-alkali?

Uma usebenzisa i-primer engamelani ne-alkali, udinga kuqala ukupholisha ubuso besakhiwo ukuqinisekisa ukuthi ubuso buhlanzekile, bubushelelezi, futhi abunawo uwoyela, uthuli nokunye ukungcola. Bese usebenzisa i-primer ekhethekile engamelana ne-alkali ukuze uyipholise ukuqinisekisa ukuthi isetshenziswa ngokulinganayo kanye nobukhulu obuhambisanayo. Ngemva kokuthi ukwelashwa kwe-primer sekuqediwe, kumele yomiswe ngokuphelele futhi iqine ngaphambi kokufutha upende wamatshe wangempela.

4. Isifinyezo

Ngakho-ke, kubaluleke kakhulu ukwenza ukwelashwa kwe-primer okumelana ne-alkali ngaphambi kokufutha upende wamatshe wangempela, okungaqinisekisa ikhwalithi nokuqina kobuso bopende, kuvimbele ukuqhekeka, ukuxebuka nezinye izinkinga, futhi kwandise impilo yenkonzo nobuhle bokupenda kwamatshe wangempela.