


90%
Crack Reduction
2-5x
Stronger Pullout
16+
Years in Australia
20%
Flexural Increase
Why McClay?
We bring together the best concrete technologies to deliver solutions that are stronger, faster to deploy, and better for the environment.
Nano-Silica Technology
E5 products cure concrete from the inside out, eliminating traditional curing methods and reducing plastic shrinkage cracking by up to 100%.
Twisted Steel Reinforcement
SteelX Rebar provides 2-5x stronger pullout than traditional steel fibres, mixed directly into concrete for proactive reinforcement.
Faster Construction
Eliminate 7-day wet curing wait times. Immediate access for construction with reduced labour and accelerated schedules.
Sustainability First
Lower embodied carbon through engineered pozzolans, zero VOC sealants, and significant cement reduction while maintaining strength.
Our Product Lines
Two industry-leading product ranges designed to transform concrete performance.







