Posted 1/11/2019 19:04 (#7238348 - in reply to #7238268) Subject: RE: I have a stupid idea I need talking out of.
OK, I will try to change your mind!
You are in for a surprise if you try mixing aggregate in a worn out mixer that was designed for fluffy feedstuffs. The vast difference in weight and abrasive scrubbing will convince you with the first batch.
Do your neighbor and favor and give it to them instead.
Do yourself a favor and save the cost of the batch.