Heavy machinery needs a solid foundation. I recommend PU concrete because it...

https://kentplasterers.co.uk/whats-the-best-flooring-for-warehouses-and-heavy-machinery-a-uk-industrial-flooring-guide/

Heavy machinery needs a solid foundation. I recommend PU concrete because it handles constant vibration and heavy loads easily. You should budget £45 to £85 per sqm for a reliable, long-term install. Getting it right saves you a fortune in downtime!