On Oct 23, 5:34*pm, "The Medway Handyman"
wrote:
Neil wrote:
Hi all,

I use postcrete for setting in posts etc. *My own feeling is that it
would be stronger if I mixed in some gravel (ballast). *I've tried it
and it works fine - goes off almost as quickly, but I don't know if
this is strengthening it or not. *Anybody know if this is worth doing
or not.

Not having a go here, but I wouldn't back your gut feeling against the
knowledge & experience of Lafarge/Blue Circle & Hanson Aggregates. *If it
needed it, they would put it in.

Virtually any mix will set posts, so bagged ready mixed is just a
question of whats cheapest plus accelerator. Maybe they bought a huge
pile of slate dust for 50p.


NT