Are you new to resin and looking for a quick start?

Don’t know anything about resin and want a quick introduction? In just 3 minutes of reading, you’ll learn everything you need to start creating. Let’s dive in!

🤔 What is resin?

Epoxy resin (also known as resin, epoxy, or crystal resin) is a two-component polymer that cures through a reaction after mixing the two parts together. It’s used to make decorations, containers, jewelry, clocks, and artwork.

UV resin is single-component and cures under a UV lamp – no mixing required.

🔍 What should I consider when choosing epoxy resin?

  1. Layer thickness

    Each resin has a maximum recommended pouring thickness. Choose the one that fits your project. Some are suitable for approx. 0.5 cm, others for up to 10 cm. For example, if you’re casting a box, it’s the wall thickness that matters – not the total height of the mold. Always select the resin based on casting thickness, not the mold’s overall size. Resin should never be poured thicker than its recommended limit.

    💡 Using resin rated for 2 cm but want to pour 4 cm? Let the first layer almost cure, then pour the next one. The main curing reaction will have already happened in the first layer, so you won’t risk an unwanted chemical reaction in the next one.

  2. UV stability/instability – this refers to how prone the resin is to yellowing. UV-unstable resins are more likely to yellow over time, but they’re great for pigmented projects.

  3. Viscosity (thickness) – There are three main viscosities: thick, medium, and thin. Why is this important? Here are examples:

    - Sea & Geode – very thick, ideal for ocean effects and geodes; holds shape very well.
    - Fluid – medium viscosity, great for smooth color transitions and patterns.
    - 5‑Five – thin, perfect for deeper casts up to 5 cm. Thin resins trap the fewest bubbles.

👩‍🔬 What about the mixing ratio? I’m afraid I won’t get it right

The mixing ratio is always listed on the resin label (e.g. 100 : 66) and is weight-based (measured with a scale accurate to the gram). But don’t worry – we include a handy reference table with every epoxy resin, and you can also find it online. So you never have to do the math – the correct amounts are right in front of you.

🧮 How much resin do I need?

Not sure how much resin you’ll need? For 99 % of our molds, we list the recommended resin volume directly – no guessing required. For regular shapes, you can also use our handy resin calculator.

💎 How to start working with resin?

You can always buy supplies separately – our shop offers a wide selection. But beginners love our carefully assembled kits that contain everything you need, including easy-to-follow instructions. Check them out below. 👇

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If you want to learn more about resin, visit our blog.

And if you prefer video tutorials, check out our YouTube channel.