Asalin bentonite "ƙasar duniya"
Bentonite ne na musamman ma'adinai yumbu tare da danko, fadada, lubricity, ruwa sha da thixotropy da sauran halaye, da amfani da ya rufe simintin kayan, karfe pellets, sinadaran coatings, hakowa laka da haske masana'antu da noma a fannoni daban-daban, daga baya saboda da fadi da fadi. amfani, wanda aka sani da "ƙasar duniya", wannan takarda ta fi tattauna aikace-aikace da rawar bentonite a cikin simintin gyare-gyare.
Tsarin tsari na bentonite
Bentoniteyana kunshe da montmorillonite bisa ga tsarinsa na crystal, saboda musamman crystal dinsa yana da karfi mai karfi bayan shayar da ruwa, don haka ana amfani da shi sosai wajen zubar da yashi, ana hada yashi tare domin samar da karfi da roba, da bushewar karfi bayan bushewa.Bayan an bushe bentonite, ana iya dawo da haɗin kai bayan an ƙara ruwa.
Aikace-aikacen bentonite a cikin simintin gyare-gyare
Ingancin bentonite yana da mahimmanci don samar da simintin simintin gyare-gyare a cikin simintin gyare-gyare, kuma ingancin bentonite yana da kusancin tasiri a saman da ingancin ciki.Yin amfani da bentonite mai inganci a cikin ayyukan simintin gyare-gyare zai ƙara ƙarfin ƙarfi, ƙarfi da haɓakar iska na simintin gyare-gyare, rage yawan ruwa na gyare-gyaren yashi, inganta haɓakar ƙasa da daidaiton simintin gyaran gyare-gyare na yau da kullun, da kuma magance matsalolin ingancin gama gari a saman. simintin gyare-gyare, kamar: wankin yashi, haɗa yashi, rami yashi, yashi mai ɗaki, ramukan rugujewa da jerin lahani.A cikin saurin bunƙasa masana'antu a yau, bentonite kamar shirye-shiryen yumbu ƙera yashi har yanzu shine kayan gyare-gyaren da aka fi so a masana'antar simintin.
Bentonite yana da buƙatun aikin masana'antu don yin simintin gyare-gyare
Adhesion danko na bentonite shine mabuɗin don auna ingancin bentonite don simintin gyare-gyare, wanda ke buƙatar babban tsafta na montmorillonite, girman barbashi mai kyau (95% ta hanyar 200 mesh sieve), da daidaitaccen tsarin sarrafa sodium, don ƙaramin adadin yashi gyare-gyare. zai iya samun ƙarfin matsawa mai girma.
Matsayin bentonite a cikin simintin gyare-gyare
(1) An yi amfani da shi azaman mai ɗaure yashi mai gyare-gyare
Bentonite yana da babban danko, babban filastik, ƙarfi mai kyau, ƙarancin farashi, kuma yana iya yin yashi gyare-gyare cikin sauri.
(2) Ƙara filastik na simintin gyaran kafa
An yi amfani da shi azaman kayan ɗauren yashi, bentonite na iya inganta filastik na simintin gyare-gyare, kuma yana iya hana lahanin samar da simintin gyaran kafa yadda ya kamata, kamar: na iya hana haɗawar yashi, tabo, faɗuwar dunƙule, rushewar yashi.
(3) Kyakkyawan sake amfani da ƙarancin farashi
A cikin zaɓin samfuran, muna ba da shawarar yin amfani da bentonite na wucin gadi na tushen sodium, saboda alamun bentonite na tushen sodium suna da ƙarfi sosai fiye da bentonite na tushen calcium, kamar: juriya da kwanciyar hankali sun kasance saboda bentonite na tushen calcium.Saboda haka, ko da bayan da sodium bentonite jakar ne gaba daya sanyaya da kuma bushe a in mun gwada da high zafin jiki, shi har yanzu yana da karfi mannewa karfi a lokacin da ruwa da aka kara a karo na biyu, kuma za a iya ci gaba da amfani da matsayin simintin gyare-gyaren yashi mai ɗaure. saboda ƙarfin sake amfani da shi da ƙarancin farashi, don haka an fara zaɓar sodium bentonite azaman kayan da aka fi so a cikin tsarin simintin.
(4) Matsakaicin ƙarami ne, kuma ƙarfin simintin ya yi yawa
Bentonite yana da ƙarfi mannewa da ƙarancin sashi, ƙara 5% high quality-based sodium-based bentonite to simintin yashi iya rage laka abun ciki na simintin gyaran kafa yashi, musamman yiwuwa na ruwa sha abubuwa, ash da porosity a cikin gyare-gyaren yashi zai zama. rage daidai da haka, kuma ƙarfin simintin zai inganta sosai.
(5) Haɓaka samarwa da fa'idodin tattalin arziƙin masana'antun kafa
Lokacin amfani da bentonite mai inganci don samar da simintin gyare-gyare, ingantaccen abun ciki na bentonite na 5% ~ 6% a cikin tsohon yashi ya isa, kuma ana iya ƙara 1% ~ 2% kowane lokaci lokacin haɗuwa.Kowane ton na bentonite mai inganci na iya samar da 10 ~ 15 t simintin gyare-gyare akan layin samar da injin.
To, aikace-aikace da rawar bentonite a cikin simintin gyare-gyare an gabatar da su a nan, ina fata za ku iya komawa zuwa gare shi lokacin da kuka fahimci bentonite, yumbu mai ma'adinai mai ma'ana da yawa, a cikin zurfin koyo.
Lokacin aikawa: Fabrairu-22-2023