You are hunched over your workspace, carefully measuring two liquids into a plastic cup. The room is quiet, save for the rhythmic mixing of resin as you prepare to pour your latest set of custom dice. Precision matters here, because a single bubble can ruin the clarity of a polyhedral d20.
Finding the Best Resins for Dice Making involves balancing cure times with bubble release properties. Having the right materials allows your creative vision to shine through every clear facet. Read on to see which options help you achieve that professional glass-like finish every single time.
Key Takeaways
- Prioritize low viscosity resins to ensure that air bubbles rise to the surface before the material hardens inside your molds.
- Choose formulas explicitly labeled as anti-yellowing to keep your transparent dice looking crisp after months of exposure to light.
- Verify the mixing ratio, as 1:1 products are generally more forgiving for those who prefer straightforward prep work.
- Consider the total cure time, because longer windows allow you more time to embed intricate inclusions like glitter or flowers.
- Select UV resin only for quick repairs or top-coating, as deep casting in bulky dice molds requires standard two-part epoxy instead.
| The Dice Standard |  |
LET'S RESIN Large DND Dice Molds | Complete polyhedral set included | Sharp, clean number details | Durable silicone construction | View on Amazon | Read Review |
| Professional Casting Choice |  |
Craft Resin Crystal Clear Epoxy | Low viscosity flow | Excellent UV resistance | High clarity finish | View on Amazon | Read Review |
| High Volume Production |  |
64OZ Clear Casting Epoxy Resin | Massive volume for projects | Reduced bubble formation | Anti-yellowing properties | View on Amazon | Read Review |
| Instant Curing Tool |  |
KISREL Hard Type UV Resin | Rapid curing speed | Hard, durable finish | Convenient bottle applicator | View on Amazon | Read Review |
| Opaque Design Specialist |  |
LET'S RESIN Colored UV Resin | Pre-colored for convenience | Minimal scent output | Low shrinkage rate | View on Amazon | Read Review |
| Reliable Casting Staple |  |
LET'S RESIN Crystal Clear Epoxy | Simple mixing ratio | Crystal clear finish | Low odor emission | View on Amazon | Read Review |
| Vibrant Pigment Pack |  |
Translucent Resin Colorant Set | Highly concentrated pigment | Beautiful translucent finish | Wide color variety | View on Amazon | Read Review |
| Versatile Surface Resin |  |
Crystal Clear 32OZ Casting Epoxy | Self leveling ease | Crystal clear outcome | Bubble resistant cure | View on Amazon | Read Review |
| Compact Project Kit |  |
JANCHUN Crystal Clear Epoxy | Smaller waste-free size | Bubble-free consistency | Anti-yellowing chemistry | View on Amazon | Read Review |
| Essential Mold Replacement |  |
LET'S RESIN Dice Silicone Molds | Standard polyhedral dimensions | Easy-release silicone | Professional shape quality | View on Amazon | Read Review |
More Details on Our Top Picks
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LET'S RESIN Large DND Dice Molds
If you are serious about crafting your own tabletop gaming set, these molds are your starting line. The seven-cavity design ensures you create a full polyhedral set simultaneously, which saves you hours of waiting between pours.
These molds feature precision edges that capture intricate numbers clearly. Just remember that because they are designed for standard polyhedral shapes, you will need a steady hand during the pouring process to avoid trapping air bubbles near the numerical faces.
- Brand Name:LET'S RESIN
- Primary Usage:Dice casting
- Additional Feature:Seven individual dice cavities
- Additional Feature:Stereoscopic mold design
- Additional Feature:Reusable silicone material
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Craft Resin Crystal Clear Epoxy
This resin is a favorite for those who want a low viscosity mixture that flows into intricate molds without much coaxing. It levels itself out quite well, which is exactly what you want when you are aiming for crystal clear dice without trapped air.
You will find it particularly helpful that this formula is UV resistant, meaning your hard work won't turn yellow after a few months of exposure to sunlight. The thin consistency does mean it can take a bit longer to reach a full hard cure compared to thicker glues, so patience is required.
- Brand Name:Craft Resin
- Resin Type:Epoxy
- Total Capacity:34 ounces
- Primary Usage:Art and jewelry
- Additional Feature:Self leveling formula
- Additional Feature:Food safe properties
- Additional Feature:Beginner friendly mixing
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64OZ Clear Casting Epoxy Resin
When you have a massive project ahead or you just want to stock up for a long season of casting, this large kit is your best friend. The 64-ounce total capacity provides enough material for dozens of dice sets without needing to order replacements mid-week.
This resin is specifically formulated to minimize bubbles, which is a relief when you are working with small dice molds where every speck of dust shows. Because it is a larger volume kit, make sure you have dedicated storage space for the two separate bottles.
- Brand Name:Generic/Kit
- Resin Type:Epoxy
- Total Capacity:64 ounces
- Primary Usage:Molds and crafts
- Additional Feature:Includes two 32-ounce bottles
- Additional Feature:Clear casting finish
- Additional Feature:Versatile wood application
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KISREL Hard Type UV Resin
If you despise waiting 24 hours for a mold to set, this UV resin will change your workflow entirely. You simply pour it into your mold and subject it to an ultraviolet light, where it hardens in mere minutes.
It is a hard-type formula, which is necessary for dice so they don't feel squishy or rubbery in your hand. Be aware that you must work in thin layers if you want to ensure the center of the die cures thoroughly.
- Brand Name:KISREL
- Resin Type:UV
- Total Capacity:300 grams
- Primary Usage:Jewelry and crafts
- Additional Feature:Ultraviolet light curing
- Additional Feature:Crystal clear transparency
- Additional Feature:Ready to use
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LET'S RESIN Colored UV Resin
Sometimes you don't want clear dice, and this kit provides the perfect black and white pigments pre-mixed into the resin. It saves you the trouble of calculating pigment ratios, allowing you to pour opaque dice directly from the bottle.
The low odor formula makes it much more pleasant to use in a home workshop than traditional epoxy systems. Just keep in mind that since it is opaque, you must use a strong UV lamp to ensure the light penetrates all the way through the pigment.
- Brand Name:LET'S RESIN
- Resin Type:UV
- Total Capacity:300 grams
- Primary Usage:Colored casting
- Additional Feature:Includes black and white
- Additional Feature:Ready to use
- Additional Feature:Lower odor profile
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LET'S RESIN Crystal Clear Epoxy
This is a standard, dependable epoxy that works well for beginners and pros alike. It features an easy-to-mix ratio that takes the guesswork out of the chemistry, which is vital when you are starting out.
The resin is designed for low bubble retention, though you should still stir gently to maintain that glass-like quality. It is a solid, all-purpose liquid that handles most mold types with ease.
- Brand Name:LET'S RESIN
- Resin Type:Epoxy
- Total Capacity:34 ounces
- Primary Usage:Crafts and jewelry
- Additional Feature:Anti-yellowing formula
- Additional Feature:Easy to mix
- Additional Feature:Bubble resistant
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Translucent Resin Colorant Set
Once you have your clear resin, you need these highly concentrated dyes to bring your dice to life. A single drop goes a long way, meaning this small set will last through many batches of casting.
These are translucent colors, allowing light to pass through the dice for that classic gemstone look. Be careful not to add too much, or you will end up with a dark, opaque color instead of the beautiful glass-like effect you likely intended.
- Brand Name:Generic
- Resin Type:Dye/Pigment
- Total Capacity:10 milliliters per bottle
- Primary Usage:Resin coloring
- Additional Feature:16 distinct colors
- Additional Feature:Easy drop dispenser
- Additional Feature:Consistent color mixing
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Crystal Clear 32OZ Casting Epoxy
This kit is a workhorse for anyone who wants a self-leveling resin that creates a smooth finish every single time. It is thick enough for casting but also spreads out nicely if you decide to coat a surface.
It is not-yellowing, which keeps your white or clear projects looking pristine for years. The mixing process is straightforward, which is ideal if you are balancing several craft projects at once.
- Brand Name:Generic
- Resin Type:Epoxy
- Total Capacity:32 ounces
- Primary Usage:Casting and coating
- Additional Feature:Easy 1:1 ratio
- Additional Feature:Versatile for river tables
- Additional Feature:Durable finish
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JANCHUN Crystal Clear Epoxy
If you are worried about wasting expensive material on your first attempts, this 16-ounce kit is a low-risk entry point. It is a reliable, bubble-free formula that performs just as well as the larger industrial sets.
The easy-mix ratio allows you to pour small batches without much waste. It is a great choice if you have limited shelf space or just want to try out a few new color combinations before committing to a larger supply.
- Brand Name:JANCHUN
- Resin Type:Epoxy
- Total Capacity:16 ounces
- Primary Usage:Small crafts
- Additional Feature:Self leveling flow
- Additional Feature:Versatile for tumblers
- Additional Feature:Easy 1:1 mix
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LET'S RESIN Dice Silicone Molds
These molds are the backbone of your dice-making operation, featuring seven standard polyhedral cavities that fit common tabletop games perfectly. The silicone is flexible enough that you can remove your finished dice without damaging the sharp edges.
Because these are stereoscopic molds, they produce a full-scale die that looks professional from every angle. Keep in mind that silicone can wear down over time, so keep these clean and stored away from direct sunlight to extend their lifespan.
- Brand Name:LET'S RESIN
- Primary Usage:Dice casting
- Additional Feature:Seven unique dice shapes
- Additional Feature:Durable silicone construction
- Additional Feature:Reusable design
Frequently Asked Questions
Do I really need a pressure pot for professional results?
If you want to eliminate bubbles entirely, a pressure pot is essentially non-negotiable. By curing your resin under 40 to 50 PSI, you compress any microscopic bubbles until they are invisible to the naked eye. Without one, you are likely to find a few stray spots in your finished dice regardless of how carefully you mix.
Can I mix different brands of resin together?
Never mix two different brands or types of resin in the same batch. Resin chemistry is a precise science, and using the wrong ratio or mixing incompatible components will result in a sticky, gummy mess that never fully hardens. Stick to one manufacturer per project to ensure the chemical reaction performs as intended.
How do I calculate exactly how much resin I need?
Most dice sets have a total volume of about 30 to 40 milliliters. I find it helpful to fill the empty molds with water and measure that volume to get an exact displacement. Always mix a tiny bit extra, perhaps 5 milliliters, to account for what gets left behind in your mixing cup.
Why is my resin sticky even after 24 hours?
This usually happens because the resin and hardener were not proportioned correctly by weight or volume. Even a tiny error in your measurements can prevent the polymerization process from finishing. Ensure you are using a digital scale if your resin brand specifies weight-based ratios rather than volume.
What is the best way to clean my mixing tools?
Wipe your tools clean with 99 percent isopropyl alcohol while the resin is still in its liquid state. Once the resin hardens, it becomes nearly impossible to remove from plastic or silicone tools. If you use silicone stir sticks, you can let the resin dry and simply peel it off once it cures.
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