Your best bet would be to visit the quikrete website for the best answer.
Just add water concrete mix.
Hard lumps indicate the cement has gotten moist at some point and lost some of its ability to harden.
One of the most common methods for curing concrete is to hose it down frequently with water five to 10 times per day or as often as you can for the first seven.
Pour about a gallon of water per 50 lb bag into the hole and allow the water to saturate the concrete mix.
Mix will set hard in 20 to 40 minutes.
One 20kg bag will typically produce around 0 01m3 of fresh concrete.
Quikrete concrete mix no.
Step 7 wait about 4 hours to begin constructing your fence or applying heavy weight to your post.
Ready to use just add water to create a perfect concrete mix.
Add water to the material mixing as you go.
Never use cement or a just add water concrete mix that s more than a year old for any project you care about.
The concrete simply mixes with clean water and sets in 30 minutes.
Watch quckrete just add water by colorado wood and metal working artist mitchell dillman for a short look at next weeks video.
Blue circle multi purpose concrete is a superior ready to use concrete in a unique waste saving waterproof pack.
Too much water reduces the overall strength.
This video was recorded whil.
Even new cement with hard lumps should not be used for concrete.
It depends on what type of project you re working on.
You add some water stir it up and pour it out.
1101 is the original 4000 psi average compressive strength blend of portland cement sand and gravel or stone.
Required water is about 2 1 2 quarts per bag.
Use for any general concrete work.
On slabs level with a horizontal strike board before finishing.
But to get the most strength from the concrete you have to recognize when it has just the right amount of water mixed in.
50 lb quikrete all purpose gravel.
Available in weatherproof and tear resistant plastic packaging.
Once mixed pour the concrete into desired area and tamp with a rod to eliminate voids.
Mixing bags of concrete isn t complicated.
For example if you re digging post holes you can pour the dry concrete around the post then add water or you can mix the concrete yourself and add it around the post.
Too little water and the particles in the mix won t stick together.
50 lb quikrete fast setting concrete.