Saturation Point of Superplasticizers Determined Mexico

  • Saturation Point of Superplasticizers Determined Mexico
  • Saturation Point of Superplasticizers Determined Mexico
  • Saturation Point of Superplasticizers Determined Mexico
  • How is the saturation point of a superplasticizer determined?
  • The saturation point of each superplasticizer was determined in pastes by rheological tests using a coaxial cylinder rheometer AR2000. Self-compacting concretes were prepared using the superplasticizer contents found.
  • How is the dosage of superplasticizer determined?
  • The dosage of superplasticizer is first determined in mortar mixtures and it is after adjusted in concrete mix trials. Other self compacting concrete (SCC) mix proportioning methods rely on the definition of the superplasticizer saturation dosage in pastes.
  • What are the materials used in superplasticizers?
  • The materials employed were Portland cement, pozzolana and three types of superplasticizers: poly naphthalene sulfonate (PNS), poly melamine sulfonate (PMS) and a polycarboxylate. The saturation point of each superplasticizer was determined in pastes by rheological tests using a coaxial cylinder rheometer AR2000.
  • What are superplasticizers?
  • Superplasticizers, originally developed based on the physical and chemical properties of cement particles, are generally known as high-range water reducing agents adsorbed on the surface of the binder and provide help in deflocculation (Mazloom et al. 2018; Oualit et al. 2018; Robert et al. 2018).
  • How do superplasticizers work in cement based materials?
  • Moreover, in cement-based materials, superplasticizers work by dispersing the solid particles.
  • Do commercial superplasticizers affect the fresh properties of geopolymer?
  • The effect of commercial superplasticizers including naphthalene-based and polycarboxylate-based superplasticizers and the effect of the precursor proportions (FA:Slag), i.e., the mass proportion of FA and Slag on the fresh properties of geopolymer has been studied, including flowability, rheological properties and particles packing properties.

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