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Promptis - The constructive use of time

Promptis, from CEMEX, is a new rapid hardening concrete solution that can help save valuable hours.

In an ever more demanding and extremely competitive environment, with tight deadlines and even tighter margins, speed and efficiency which save time are critical. This is where Promptis excels. It has similar characteristics to conventional concrete but it reaches accelerated strength after just four hours and still maintains initial flow properties and workability for up to 120 minutes. Formwork can be stripped after only six hours, saving time and money.

An ideal solution for projects such as road and rail renovation, where the use of Promptis will help minimize traffic restrictions.

The properties of Promptis are the result of a carefully selected combination of specialist admixtures combine with expert mix design and is formulated to be suitable for use in both Readymix and precast applications.

Download the Promptis brochure


Advantages of Promptis
  • Formwork can be stripped after 6 hours
  • Rapid construction programmes are easily achieved
  • Ultimate design strengths are normally achieved in less than 7 days
  • Faster slip form casting times
  • The concrete is easy to compact and finish
  • Concrete strengths of up to 40N/mm2 are achievable at just 24 hours
  • Concrete poured in winter achieves the required strength faster to avoid frost damage
  • Promptis can be designed to achieve a range of end performance characteristics






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