Conplast SP420 - High workability maintenance admixture

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High workability maintenance superplasticizer admixture used when a workability retention is required, allowing to overcome the rapid loss of it caused by high temperatures or transportation delays. Dosage: 0.35-1.0% over cement weight.

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Conplast SP420 is a superplasticizer used when a workability retention is required, allowing to overcome the rapid loss of it caused by high temperatures or transportation delays.

Advantages:

  • Provides high workability in fresh concrete
  • Maintains the workability with no need of additional water, reducing the time and costs of placement
  • Improved cohesion minimises segregation and improving surface finish
  • Facilitates pumping, improving cohesion and reducing the loss of workability
  • Makes possible major reductions in water:cement ratio which increases durability
  • Chloride free, safe for use in prestressed and reinforced concrete

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