What is the mix ratio for blinding?

What is the mix ratio for blinding? It’s basically 1:3:3 or 1 part cement to 3 parts aggregate to 3 parts sand. What is a 1 2 3 mix for concrete? A common concrete mixture is 1:2:3, that is 1 part cement, 2 parts sand, and 3 parts rock or gravel. What sand do I … Continue reading What is the mix ratio for blinding?