Although cement and sand will each work on their own or mixed everything to dry completely if it is damp, otherwise the sand won't fill cracks.
It has all the ingredients dry mixed together for making concrete, i.e. the cement, sand and stone. All you have to do is put it into a bucket.
WESTBUILD General Purpose Sand & Cement is a blend of clean, sharp sand If the Sand & Cement mix has started to dry before placement, then under no.
Is there any reason why I couldn't take the same approach with a sand/cement mix? i.e. Mix it in an appropriate ratio, but dry spread it on top of.
We have always laid slabs on a bed of sand with some dry concrete lightly mixed in on top. It was someone who lays pathways etc for a living.
Mix the dry ingredients. Using a shovel, smaller bucket or scoop, put three parts sand and one part cement into a mixing tub or trough, wheelbarrow, cement.
The correct mixing ratio would be — 1 cement: sand: 1 gravel Dry concrete will dry very strong but it needs careful placing and.