Viscosity ke parameter ea bohlokoa ea ts'ebetso ea cellulose ether.
Ha re bua ka kakaretso, ha viscosity e phahame, ho na le phello e ntle ea ho boloka metsi ea seretse sa gypsum.Leha ho le joalo, ha viscosity e phahame, boima ba molek'hule ea cellulose ether e phahame, 'me ho fokotseha ho lekanang le ho qhibiliha ha eona ho tla ba le tšusumetso e mpe ho matla le ts'ebetso ea kaho ea seretse.Ha li-viscosity li phahame, ho hlakile haholoanyane phello e teteaneng holim'a seretse, empa ha e lekane ka ho toba.
Ha viscosity e phahame, seretse se metsi se tla ba le viscous haholoanyane.Nakong ea kaho, e bonahatsoa e le ho khomarela scraper le ho khomarela holimo ho substrate.Empa ha ho na thuso ho eketsa matla a sebopeho sa seretse se metsi ka boeona.Ho phaella moo, nakong ea kaho, ts'ebetso ea anti-sag ea seretse se metsi ha e totobetse.Ho fapana le hoo, li-viscosity tse ling tse mahareng le tse tlase empa tse fetotsoeng tsa methyl cellulose ethers li na le ts'ebetso e ntle haholo ho ntlafatsa matla a sebopeho sa seretse se metsi.
Lisebelisoa tsa mabota hangata ke meaho e nang le masoba, 'me kaofela li na le metsi a matla a ho monya.Leha ho le joalo, thepa ea kaho ea gypsum e sebelisetsoang kaho ea lerako e lokisoa ka ho eketsa metsi leboteng, 'me metsi a kenngoa habonolo ke lerako, e leng se etsang hore ho be le khaello ea metsi a hlokahalang bakeng sa hydration ea gypsum, e leng se etsang hore ho be le bothata ba ho lipola le ho fokotsa. matla a tlamahano, a bakang mapetsong, Mathata a boleng joalo ka ho phunya le ho ebola.Ho ntlafatsa ho boloka metsi a thepa ea ho haha gypsum ho ka ntlafatsa boleng ba kaho le matla a tlamahano le lerako.Ka hona, moemeli oa ho boloka metsi o fetohile e 'ngoe ea metsoako ea bohlokoa ea thepa ea kaho ea gypsum.
Ho sebelisoa gypsum, gypsum e kopantsoeng, gypsum ea caulking, gypsum putty le lisebelisoa tse ling tsa phofo ea kaho.E le ho nolofatsa kaho, li-retarders tsa gypsum li kenngoa nakong ea tlhahiso ho lelefatsa nako ea kaho ea gypsum slurry.Hobane gypsum e kopantsoe le Retarder, e thibelang ts'ebetso ea hydration ea hemihydrate gypsum.Mofuta ona oa gypsum slurry o hloka ho bolokoa leboteng bakeng sa lihora tse 1 ho isa ho tse peli pele e beha.Bongata ba marako a na le thepa ea ho monya metsi, haholo-holo mabota a litene le konkreite e nang le moea.Lerako, porous insulation board le lisebelisoa tse ling tse bobebe tse ncha tsa lerako, kahoo kalafo ea ho boloka metsi e lokela ho etsoa ho gypsum slurry ho qoba ho fetisoa ha karolo ea metsi ka har'a seretse leboteng, ho baka khaello ea metsi le hydration e sa phetheheng ha gypsum e fihla. seretse se thatafetse.Baka karohano le peeling ea lenonyello pakeng tsa gypsum le lebota bokaholimo.Ho eketsoa ha moemeli oa ho boloka metsi ke ho boloka mongobo o teng ka har'a gypsum slurry, ho etsa bonnete ba ho arabela ha hydration ea gypsum slurry ho sebopeho, e le ho netefatsa matla a ho kopanya.Lisebelisoa tse sebelisoang ka tloaelo ho boloka metsi ke li-cellulose ethers, tse kang: methyl cellulose (MC), hydroxypropyl methyl cellulose (HPMC), hydroxyethyl methyl cellulose (HEMC), joalo-joalo Ho phaella moo, joala ea polyvinyl, sodium alginate, starch e fetotsoeng, lefatše la diatomaceous, phofo ea lefats'e e sa tloaelehang, joalo-joalo e ka boela ea sebelisoa ho ntlafatsa ts'ebetso ea ho boloka metsi.
Nako ea poso: Feb-28-2023