1. Izinkinga ezivamile ku-putty powder
Yomisa ngokushesha:
Isizathu esiyinhloko ukuthi inani lempuphu ye-calcium yomlotha engeziwe (inkulu kakhulu, inani lempuphu ye-calcium yomlotha esetshenziswa kufomula ye-putty lingancishiswa ngokufanele) lihlobene nesilinganiso sokugcina amanzi se-fiber, futhi lihlobene nokoma kodonga.
Ukuhlubula nokugoqa:
Kuhlobene nesilinganiso sokugcina amanzi, futhi i-viscosity ephansi ye-cellulose ivame ukuba kulesi simo noma inani lokwengeza lincane.
Ukususa ufulawa wempuphu ye-wall putty yangaphakathi:
Inani lempuphu ye-calcium yomlotha engeziwe (inani lempuphu ye-calcium yomlotha kufomula ye-putty lincane kakhulu noma ubumsulwa bempuphu ye-calcium yomlotha buphansi kakhulu, futhi inani lempuphu ye-calcium yomlotha kufomula yempuphu ye-putty kufanele landiswe ngokufanele), futhi lihlobene nenani le-cellulose kanye nekhwalithi lihlobene, elibonakala ngesilinganiso sokugcina amanzi somkhiqizo. Izinga lokugcina amanzi liphansi, kanti impuphu ye-calcium yomlotha (i-calcium oxide kumpuphu ye-calcium yomlotha ayiguqulwanga ngokuphelele ibe yi-calcium hydroxide ukuze ifuthwe) akwanele isikhathi, okubangelwa.
Ukukhipha igwebu:
Umswakama owomile wodonga uhlobene nokuba yisicaba, futhi uhlobene nokwakhiwa kwawo.
Kuvela iphuzu eliyinhloko:
Ihlobene ne-cellulose, isici sayo sokwenza ifilimu sibi, futhi ngesikhathi esifanayo, ukungcola ku-cellulose kusabela kancane ne-calcium yomlotha. Uma ukusabela kukubi kakhulu, i-putty powder izovela esimweni se-bean curd residue. Ayikwazi ukufakwa odongeni, futhi ayinawo amandla okuhlangana ngesikhathi esifanayo. Ngaphezu kwalokho, lesi simo siyenzeka nangemikhiqizo efana ne-carboxymethyl exutshwe ne-cellulose.
Ngemva kokuba i-putty yomile, kulula ukuyiqhekeka bese iphenduka ibe phuzi:
Kuhlobene nokwengezwa kwenani elikhulu lempuphu yomlotha-calcium. Uma inani lempuphu yomlotha-calcium lingezwa kakhulu, ubulukhuni bempuphu yomlotha buzokhula ngemva kokoma. Uma impuphu yomlotha ingenakho ukuguquguquka, kuzoba lula ukuyiqhekeka, ikakhulukazi uma ingaphansi kwamandla angaphandle. Kuhlobene futhi nokuqukethwe okuphezulu kwe-calcium oxide kumpuphu yomlotha we-calcium.
2. Kungani i-putty powder iba ncane ngemva kokufaka amanzi?
I-Cellulose isetshenziswa njengesithambisi kanye nesithambisi sokugcina amanzi ku-putty. Ngenxa ye-thixotropy ye-cellulose uqobo, ukungezwa kwe-cellulose ku-putty powder nakho kuholela ku-thixotropy ngemva kokufaka amanzi ku-putty. Le thixotropy ibangelwa ukubhujiswa kwesakhiwo esihlanganisiwe se-putty powder. Lesi sakhiwo sivela lapho siphumule futhi siwohloka ngaphansi kokucindezeleka. Okusho ukuthi, i-viscosity iyancipha lapho ixutshwa, futhi i-viscosity iyalulama lapho ime ndawonye.
3. Yisiphi isizathu esenza i-putty ibe nzima kakhulu enqubweni yokuklwebha?
Kulesi simo, ubungako be-cellulose esetshenziswa ngokuvamile buphakeme kakhulu. Abanye abakhiqizi basebenzisa i-cellulose engu-200,000 ukwenza i-putty. I-putty ekhiqizwa ngale ndlela inobungako obuphezulu, ngakho-ke izwakala inzima uma iklwejwa. Inani elinconywayo le-putty yezindonga zangaphakathi lingu-3-5 kg, kanti ubungako bungu-80,000-100,000.
4. Kungani i-viscosity cellulose efanayo izwakala ihlukile ebusika nasehlobo?
Ngenxa yokushisa komkhiqizo, i-viscosity ye-putty kanye ne-mortar izoncipha kancane kancane uma izinga lokushisa likhuphuka. Lapho izinga lokushisa lidlula izinga lokushisa le-gel lomkhiqizo, umkhiqizo uzokhishwa emanzini bese ulahlekelwa i-viscosity yawo. Izinga lokushisa legumbi ehlobo ngokuvamile lingaphezu kwama-degrees angu-30, okuhluke kakhulu ekushiseni kwasebusika, ngakho-ke i-viscosity iphansi. Kuphakanyiswa ukuthi ehlobo, zama ukukhetha umkhiqizo ono-viscosity ophezulu lapho usebenzisa umkhiqizo, noma wandise inani le-cellulose.
Isikhathi sokuthunyelwe: Novemba-30-2022