Luhlobo lwe-AMPS esekelwe kwi-polymer retarder.Inokwandisa ixesha lokujiya lodaka lwesamente kunye nesiqhelo esilungileyo.Inokuzisa igophe elityebileyo elilungileyo elineengile elungileyo kwaye akukho mpembelelo kuphuhliso lwamandla.
Ixesha lokuposa: Aug-06-2019