Achieve rapid return to service with our UK specialists

Many of the industries that are critical to the nation’s infrastructure require solutions that demand a rapid return to service following any development or repairs to concrete surfaces. In many cases if work on major transport links is not completed within a restricted, predetermined window of time there can be serious financial and operational ramifications.

Accumix has extensive expertise in providing solutions where project speed is of the essence.

Rapid Strength Hours concrete

Also known as PQX or rapid-set concrete these products provide you with a high-quality surface that can be used by traffic within an incredibly short timeframe.

If your project needs a rapid return to service, our specially formulated concrete mix is the perfect solution. Talk to our team for 24/7 delivery services throughout the UK.

Accumix truck
Concrete being poured

Rapid Strength Days concrete

Rapid Strength Days concrete is a product developed by Accumix Concrete specifically for projects that need to be completed in a short amount of time. Standard concrete can take up to 28 days to fully set while our Rapid Strength Days concrete only needs 2 to 3 days to reach stable integrity.

Rapid Strength Days concrete is Chloride resistant, with low shrinkage and low surface absorption properties. With a high freeze-thaw resistance and requiring no special tools to lay, Rapid Strength Days concrete is the perfect solution for a range of construction applications.

Typical Performance

Strength performance (Nmm-2) S3 consistency at 20⁰C:

Product 4 hours 1 Day 2 Days 3 Days 7 Days 28 Days
PQX 420 20 30 40 50 50 50
C40 72hr 0 20 30 40 50 50
C40 48hr 0 25 40 45 50 50
C40 36hr 0 35 40 50 50 50

Set time S3 consistency at 20⁰C:

Product Set Time
PQX 420 15 minutes
C40 72hr 2-4 hours
C40 48hr 2-4 hours
C40 36hr 2-4 hours


Specimen testing carried out in accordance with BSEN 12390-3 : 2009, BSEN 12390-2 : 2009 & BSEN 12390-7 : 2009.

Contact us for rapid strength gain concrete.

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01384 660 650
Accumix Concrete Limited
  • Resume service in days or even hours.
  • Experienced, fully trained drivers.
  • 24/7 UK wide concrete deliveries.
  • Modern fleet of 16 specialised vehicles.
  • Rapid Strength Days concrete.