How to Make a Concrete Cocktail Table & Light
by Ethan Carter Designs in Workshop > Furniture
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How to Make a Concrete Cocktail Table & Light
I have a guitar corner in my house where I play guitar, but I never had anywhere to set my drink while I was playing, so I made this low profile concrete cocktail table with a built in light to fix that issue. With it's small footprint, it was the perfect solution for the tight corner and I’m really happy with the design!
Supplies
Tools &Equipment I Used:
Online Pipe Supplies: https://www.supplyhouse.com/Black-Fittings-173000
Light Socket & Cord Supplies: https://www.grandbrass.com/
Concrete: https://www.quikrete.com/productlines/quikrete500...
Fondant Metal Ball Tool (Affiliate Link): https://www.grandbrass.com/
Ryobi Glue Gun (Affiliate Link): https://amzn.to/33FR8rU
Ryobi Jig Saw (Affiliate Link): https://amzn.to/3gMuku9
Kreg Pocket-Hole Jig (Affiliate Link): https://amzn.to/3iqdeTb
E6000 Adhesive (Affiliate Link): https://amzn.to/33KMwkk
Maker Brand Simple Finish - https://makerbrandco.com/products/simple-finish-hardening-finish-with-wax-sealer-for-wood
Recording/Filming Equipment (Affiliate Links):
• Nikon D500 - https://amzn.to/2Zz5bgZ
• Tripod - https://amzn.to/2Zz5bgZ
• Studio Backdrop Stand - https://amzn.to/2Zz5bgZ
• Lav Mic - https://amzn.to/2Zz5bgZ
• LED Video Studio Light - https://amzn.to/2Zz5bgZ • Voice Over Mic - https://amzn.to/2Zz5bgZ
Cutting the Form Sides
I started by breaking down some melamine to make the form for the concrete base
I planned to embed a threaded rod in the concrete for the lamp cord to run through, so I used that to set the height of the base
I wanted the base to have a slight pyramid shape, so I first decided the base footprint should be 8 inches long
Then for the top, I found the center and then measured out 2 ½ inches on either side of center to get the taper from the base to the top that I thought would look good
Next, I cut both side pieces and then drew the taper cut line by connecting the bottom edge to the top mark
Then, using a spare piece of wood as a straight edge, I cut the taper with my jig saw
And then I used that piece to draw cut lines on the other side
Now, this will make more sense later, but for the other two sides, I used the taper to set the blade angle so the other two sides would sit flush when the form was assembled
Creating the Form Base
Next, I found the center of what will be the base of the form, and then used a Forstner bit to cut a hole for the flange’s raised center to sit down in so it would sit flat on the base during the concrete pour
I wasn’t quite sure how I was going to secure the flange and threaded rod to the base during the pour, so I messed around with different washers and nuts until I found a combo that worked
Assembling the Form
To assemble the form, I started by adding a few pocket holes
to all the sides
Then I used some hot glue and clamps to hold the sides in place while I drilled the screws into the pocket holes
As I mentioned earlier, you can now see how using the angle of the taper to cut the base for the other two sides allowed those pieces to rest flush against the tapered sides
Tyo connect the sides to each other I added some screws through one side and into the edge of the other
To seal the form, I laid a bead of silicone caulk across every seam and then used a metal fondant ball tool to push the excess to the sides
Once the caulk dried, I simply pealed up the excess lines leaving a perfect caulk line
Next, I superglued screws into the slots on the flange to give the concrete something to grab onto and then used that washer and nut system I figured out earlier to mount the threaded rod to the form’s base
Then I attached the last side and the form was ready for the concrete pour
Pouring the Concrete
I made sure the form was level and then mixed up some Quikrete 5000 and water and poured it into the form – you’ll want the concrete to have an oatmeal type consistency
As I poured the concrete, I periodically poked the concrete to get rid of air bubbles
I also used my palm sander without a sanding disc on it to vibrate the form to also help bring any air bubbles to the top
I let the concrete cure for a couple of days and then took it out of the form to see how we did
As you can see, I didn’t get all of the air bubbles out and had some small imperfections
I could have made a very thin concrete mix to act as a slurry coat to spread on the surface to get rid of those, but I ended up liking the imperfect look for this project and left it as is
I was a little nervous about it, but the embedded flange ended up working perfectly
With the base complete, I moved onto the table portion of the build
Making the Tabletop
Using my jointer, I started by getting one flat edge on a beautiful piece of Sapele
Next, I marked out the width I wanted the table to be and ripped it down on the table saw
I decided I wanted to add a couple, let’s call them racing stripes, of walnut down each side, so I set my fence to the right width, ripped one side, flipped the board and ripped the other.
Doing it this way ensured I had equal spacing from side to side
To make sure I lined up the correct grain pattern, I added a mark on both pieces that I could line up during the glue up
Next, I cut the half inch strips of walnut
I then brought all the pieces back to my shop for glue up
As you can see, I am not shy when it comes to using clamps
Adding Chamfers and Finish the Tabletop
Once the piece had dried, I brought it back outside to clean up the edges on the table saw and then used my palm router to add a nice chamfer to the top and bottom
I decided to add the chamfer to both the top and bottom because I felt like it gave the table a little more shape and presence
Next, I gave it a quick sand and also cleaned up the chamfer edge with a file
To prep for finish, I first popped the grain with some water and then gave it one last sand with some 400-grit sandpaper
For finish, I went Maker Brand’s Simple Finish with Wax because, well it’s like the name suggests, it’s simple
All you do is wipe it on, let it penetrate for a few minutes and then wipe off the excess…that’s it.
Adding Feet and Figuring Out the Pipe Configuration
To protect the floor and also provide a space for the lamp cord to run through, I added some feet to the bottom of the base using some E6000 adhesive
To attach the table to the base and to create the built-in light, I used a combination of pipes and fittings
I knew the approximate shape and combination I wanted, so I just combined different pieces until I got it right
Attaching the Flange to the Tabletop
To figure out where to drill the pilot holes to mount the table to the flange I added some blue tape to the bottom, clamped it to the flange, and then marked the hole alignment on the blue tape with a marker
Then I simply drilled some pilot holes using the tape trick to make sure I didn’t drill too deep, and then attached the flange to the table
With the flange mounted, I moved on to final assembly
Wiring the Lamp and Final Assembly
I started by feeding the lamp cord through the threaded rod in the base and then through the pipe configuration
To be able to thread it through all of the pipes, I had to assemble the pieces as I went
Once it was threaded through the maze of pipe, I attached the socket at the very top
Next, I attached the table to the base which simply required screwing the mounted flange to the pipe
Then I could attach the top lamp portion and pull the lamp cord tight
Instead of using something really permanent to secure the socket to the pipe, I used some hot glue
This will allow me to separate them later if I need to fix something
And with that, the concrete cocktail table was done!
Thanks so much for following along with this project! I’d love to know what you think. Leave a comment below and don’t forget to watch the video on my channel!
See you on the next project!