Superplasticizers, also referred to as high selection water reducers, are chemicals used to produce high-strength concrete with significantly less water. These additives, which contain purified lignosulfonates, carboxylate synthetic polymers, sulfonated artificial polymers, and synthetic polymers with blended features cementitious components, are used in small quantities to improve th... https://resin-3d-printer61481.worldblogged.com/43852116/detailed-notes-on-prestressed-concrete-means