There are different types of epoxy, and each has different rules for proper mixing. These rules are essential to understand and follow, because improper mixing can cause epoxy to not cure and ruin your project.
If you use ArtResin brand epoxy, then mixing your art epoxy is a breeze. They provide a resin calculator, so you can determine exactly how much you need to mix for your project. The measurements are by volume. In other words, if you use one cup of part A, you also use one cup of part B. You pour them into a plastic container, and then mix thoroughly for three minutes. Be sure to scrape the sides and bottom to get a good mix job done. Once mixed, you have approximately 45 minutes to apply it and get any bubbles out.
EasyCast Clear Casting Epoxy requires a 1:1 mixing ratio by volume. You first mix the compounds together, and then mix them for two minutes. Be sure to scrape the bottom and sides as you do. After two minutes, pour the resin into another container and mix for another minute. This is also the time you add any pigmentation in. Then, pour immediately into the mold.
With the Epoxy-Coat Metallic Full Kit, you begin by using the supplied paddle in your drill and mixing part A for two minutes. Pour part B into the provided bucket. Add part A to part B, and mix both parts together for three minutes before pouring.
To mix most two-part epoxies that you may use with your glitter epoxy floor, you will use a 1:1 mixing ratio. Once the parts are poured into the same bucket, use a mixing paddle and drill to mix it for three minutes. This is general instructions for most epoxies. Be sure to consult the instructions for the epoxy you purchase.
Quartz Broadcast Epoxy
Quartz broadcast epoxy requires a first layer that is a tinted epoxy. You can purchase a premixed, pre-tinted epoxy for this portion. The final epoxy seal is generally going to be a 1:1 mixture and require being mixed for three minutes.
Urethane Mortars Epoxy
Mix parts A and B together until they are streak free. Once it is streak free, add in the aggregate. Be sure to fully mix the aggregate in with the liquids.
Vinyl Flake or Metal Flake Epoxy
The epoxy used with vinyl and metal flakes is usually a 1:1 ratio. It requires three minutes of mixing. Do be sure to read instructions that come with the epoxy you choose to use to ensure this is the proper procedure, as it can vary.
Here are some frequently asked questions about mixing epoxy.
What happens if I under-mix my epoxy?
It is very important that you do not under-mix your epoxy. Under-mixing can cause epoxy not to harden and cure properly, leaving you with a wet uncured epoxy mess to deal with.
Can I mix the epoxy too quickly with a drill paddle and drill?
Yes, you can. It is best to mix slowly and methodic.