Recent content by Marcgreenf

There we go, the aggregate! Theres no yellow sand in fine aggregate. Like I said, simple. Thank you very much.

As simple as that? Is that what the big cast guys use?

Sadly not. I want to pour some walls and countertops and need them to be grey like the pre cast stuff you see. I know if you buy it bulk and pump it it will be grey but it's not that big a job. If you have mixed OPC and builders sand you'll know it's not grey. Obviously I'm missing...

Evening all, this sounds so silly but it's been vexing me for ages. How do you make grey concrete? The only concrete I've ever made (OPC & builders sand) is buff. I want to do a pour job in the garden and would like the industrial grey you see in cast concrete, hell at this point I'll take a...