How to Mix Concrete for Crafts - Perfect Consistency Every Time
Source: Paragon Gardens Port Angeles • Full tutorial: www.craftingstepbystep.com/crafts/how-to-mix-concrete-for-crafts
- Difficulty
- Easy
- Hands-on time
- About 20 minutes
- Cost
- About $8 to $15
Tools
- wheelbarrow or plastic mixing tub
- mixing hoe or trowel
- plastic measuring cup
- rubber gloves
- dust mask
- five-quart bucket
Materials
- concrete or cement mix
- water
- concrete bonding additive (optional)
- concrete pigment or dye (optional)
Steps
1. Open the Bag the Right Way
Cement mix hates moisture, so keep the bag up off a bare concrete or dirt floor. Left on the ground it can wick up damp and harden inside the bag before you even open it.
Tip: Watch this step Store whatever you don't use in a sealed tote or a doubled trash bag so the rest of the bag stays good for your next project.
2. Portion Your Dry Mix Into the Tub
You rarely need a whole bag for a craft piece, so take out only what the project calls for. A cheap five-quart paint pail works as both a scoop and a rough measure.
Tip: Watch this step Mix a little more than you think you need. Concrete waits for no one, and topping up a short batch mid-pour leaves a visible seam.
3. Add Water a Little at a Time
There is no single water-to-mix number that works everywhere. Heat, altitude, and even the day's humidity change how much the batch drinks.
Tip: Watch this step Keep a rough note of how much water you used. Next batch you can get close faster and only fine-tune at the very end.
4. Fold It Together With a Hoe
Drag a mixing hoe or trowel through the batch, pulling the dry pockets from the edges into the wet center and folding the whole thing over on itself. Keep at it until the color is even and no dry lumps are hiding in the corners.
Tip: Watch this step Scrape the corners and the bottom of the tub often. That is where dry mix hides and where weak, crumbly spots come from later.
5. Finish the Mix By Hand
Once it is close, pull on gloves and work the last of it with your hands. Fingers find clumps a tool skips right over, and you can pinch them apart as you go.
Tip: Watch this step Wear snug nitrile gloves under thicker rubber ones if the mix is cold. Wet cement is caustic and will dry and burn bare skin.
6. Check the Consistency With the Ball Test
Aim for a mix that is a touch crumbly, not wet and shiny. To test it, squeeze a handful into a ball, then break the ball in half.
Tip: Watch this step If a batch gets away from you, dump it back in the tub and rebalance with a little more dry mix or water rather than tossing it.
