This video demonstrates the importance of doing multiple seal coats when using epoxy on wood slabs. If you skip the seal coating steps, you will more than likely have bubbles in your epoxy finish.
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Some of the products used in finishing this bar top:
This is the epoxy used to do seal coats and the final flood coat. It is very durable, as well as heat and yellowing resistant. https://amzn.to/3c5iz2n
This is the epoxy that was mixed with the blue and used to fill holes and voids (Stone Coat Countertops). https://amzn.to/37dCqsG
Metallic powder additive used with the super cast epoxy https://amzn.to/3oec7sy
Quality brush used to chop out the epoxy flood coat https://amzn.to/39cfNGM
or if you are planning on doing a couple epoxy projects or working with bark on, I suggest this bulk pack of 12 (you save over $1 per brush) https://amzn.to/3qMgegR
Burn in wax sticks used to fill stubborn pinholes between seal coats of epoxy https://amzn.to/3a1GQny and https://amzn.to/3c6f7Vp
You can keep reusing your trowel by simply letting the epoxy drain off the square notches. This 1/8 x 1/8 x 1/8 square notch trowel is the size you need for the flood coat https://amzn.to/2M0SiYv
When using a 1:1 ratio epoxy, measuring your amounts is extremely important. Here is the brand of mixing cup I trust and has never let me down https://amzn.to/3iGUHU0
I use Diablo 5" random orbital sanding discs (I use different grits, working my way up to 220 - there is no need to go beyond 220 grit when using epoxy) https://amzn.to/2MizlAv
With the exception of a little hand sanding, I use this Dewalt Random Orbital Sander https://amzn.to/3iJVxzx
This is an epoxy cleaner which I use before delivering any epoxy product to a client. It also contains an epoxy polish to help maintain your finish. https://amzn.to/3iHRYd6
These are the metal sanding disks I use on my 4 1/2 grinder with the grinder conversion attachment. I use 50 grit. https://amzn.to/3jTTB89
To remove router lines, excess epoxy, and/or hardened epoxy drips, I use this conversion grinder attachment on my 4 1/2 grinder and attach low grit metal sanding disks. https://amzn.to/3pueJ5Y
Use this self igniting propane torch to pop air bubbles. https://amzn.to/34yBXzV
You can keep reusing your trowel by simply letting the epoxy drain off the square notches. This 1/8 x 1/8 x 1/8 square notch trowel is the size you need for the flood coat https://amzn.to/2M0SiYv