Starch ether Gadzirisa dhaka, wedzera sag resistance, sag resistance uye rheology yedhaka
Semuyenzaniso, pakuvaka tile guruu, putty, uye plastering dhaka, kunyanya zvino kuti michini spraying kunoda yakakwirira fluidity, somuenzaniso, inonyanya kukosha gypsum-based mortar (muchina akapfapfaidza purasita kunoda yakakwirira fluidity asi kuchaita zvakakomba sagging chiitiko, starch Eteri anogona kuita kuti chirema ichi).
Liquidity uye sag kuramba zvinowanzopokana, uye kuwedzera kwemvura kunounza kuderera kwekusaga kuramba. Iyo dhaka ine rheological properties inogona kunyatsogadzirisa kupokana kuti kana simba rekunze rikaiswa, viscosity inoderera, iyo inowedzera kushanda uye kupomba, uye kana simba rekunze rabviswa, viscosity inowedzera uye inovandudza sag kuramba.
Nekuda kwemaitiro azvino ekuwedzera mataira nzvimbo, kuwedzera starch ether kunogona kuvandudza kutsvedza kupikisa kwekunamatira mataira.
2) Wedzera maawa ekuvhura
Zvekunamira mataira, zvinogona kusangana nezvinodiwa zvematairi akasarudzika ane nguva yakawedzerwa yakavhurika (Kirasi E, wedzera kubva 20min kusvika 30min kusvika 0.5MPa).
a. Surface performance kunatsiridza
Starch ether inogona kuita pamusoro pegypsum-based uye simende dhaka yakatsetseka, nyore kuisa, uye ine yakanaka yekushongedza maitiro. Izvo zvakakosha zvikuru kune plaster-based mortars uye yakatetepa-layer yekushongedza dhaka senge putty.
b. Iyo nzira yekuita kwe starch ether
Kana starch ether inonyungudutswa mumvura, inoparadzirwa zvakaenzana musimende mortar system. Nemhaka yekuti starch ether molecules ine network network uye inopomerwa zvisina kunaka, ivo vachashambadza zvakanaka chaja simenti particles, iyo inogona kushandiswa seshanduko bhiriji kubatanidza simenti, nokudaro kupa Iyo yakakura kukosha kwegoho re slurry inogona kuvandudza anti-sagging kana anti-slip effect.
Nguva yekutumira: Kubvumbi-26-2024