How to Pour a Concrete Tabletop
Concrete is a durable material ideal for used in the outdoors where it is exposed to the elements. A concrete tabletop is a smart choice for use in a backyard patio because it will withstand heat and humidity without damage. Concrete tabletops can be costly if purchased a a retail store, but with the right materials, making your own tabletop can be a relatively simple low-cost project. Does this Spark an idea?
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Things You'll Need
- Concrete mix
- Water
- Gloves
- Mixer or wheelbarrow and shovel
- Trowel
- Tabletop mold
- Metal mesh
- Rebar
Instructions
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1
Mix the cement powder with water according to manufacturer directions. This can be done in an electric concrete mixer or by hand in a wheelbarrow with a shovel. The concrete should be mixed just before use to prevent hardening prior to pouring.
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2
Place the steel mesh into the base of the prepared tabletop mold to provide support to the bottom of the tabletop.
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3
Mix the cement, following the product instructions, in the mixer just before you are ready to pour the tabletop. Immediately, pour enough of the concrete into the prepared mold to cover the mesh. If necessary, use your fingers (while wearing gloves) to push the concrete into the mesh crevices. Smooth the top of the concrete with the trowel.
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4
Insert the metal rebars into the concrete with four along the sides and two in the center of the mold before pouring in the rest of the mold. Create a smooth surface with a trowel.
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5
Allow the concrete to dry before removing the tabletop mold. It may take up to a week to dry, depending on the depth of the concrete and surrounding conditions.
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Tips & Warnings
Placing the mold in view of the sun and away from humidity will encourage the drying process. Once the tabletop is fully dry, smooth away any rough areas with a grinder. Use a polishing agent designed for concrete to seal the tabletop against the elements.
