Superplasticizers, also called high range water reducers, are chemicals used to make high-strength concrete with less water. These additives, which include purified lignosulfonates, carboxylate artificial polymers, sulfonated synthetic polymers, and artificial polymers with combined functionality cementitious materials, are used in compact amounts to improve the flow of concrete mixtu... https://modtccasno253873-83-561581.blogdal.com/38158818/fascination-about-refractory