1.Mortar 1) Kuvandudza kufanana, kuita kuti dhaka rive nyore kushanda, kuvandudza anti-sagging, kuwedzera fluidity uye pumpability, uye kunatsiridza kushanda zvakanaka.2) Kuchengetedzwa kwemvura yakakwira, kurebesa nguva yekudira dhaka, kunatsiridza kushanda zvakanaka, kufambisa hydration yedhaka, uye kuburitsa yakakwira mechini simba deg ...
Verenga zvimwe