View some images of the Perdrekraal Wind Farm project.

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  • Site trials at Mainstream's Perdekraal Wind Farm constructed by Concor with the application of 75% to 100% Portland cement replacement. A reduction of carbon footprint of up to 90% per cubic metre.The first slump is for the high strength concrete containing 85kg of Portland Cement with 285kg of GGBS, (a by-product from the steel industry).
  • The Liebherr Batch plant set-up to provide the concrete for the wind farm bases
  • Zer0 Portland cement concrete. The Zer0 Portland cement concrete gave an initial set of 5 hours and a final set of 6.5 hours using 7kgs of Activator 2015 from ARC Innovations and 4 litres of Chryso ZA1425 per cubic metre.
  • Zer0 Portland cement concrete. The Zer0 Portland cement concrete gave an initial set of 5 hours and a final set of 6.5 hours using 7kgs of Activator 2015 from ARC Innovations and 4 litres of Chryso ZA1425 per cubic metre.
  • Perdrekraal Base