How much resin should I mix to make coaster molds?
You can use a bowl with hot (not boiling) water or an electric salsa pot for no more than 5-10 minutes. I’m mixing a bit more than 3 ounces of resin for both coaster molds. The marks on my resin mixing cups are essential to making sure I get accurate measurements. In one cup, pour in enough of Part A to reach the 50 ml mark.
Do resin coasters need to be sealed?
Resin coasters are durable and generally scratch-resistant – meaning that sealing them is not always necessary. However, you might want to seal them in some cases. This can be done by using a gloss sealer spray.
What size coaster do I Need?
The items you include in the coaster should be no more than ¼” thick. The items will also need to be smaller than the size of the coaster mold. If you’re putting in multiple items, 1-2” or smaller are recommended. The mold we’ll be using for this project is 4” in diameter and 3/8” deep.
What are resin coasters made of?
What are Resin Coasters? As you can guess from the name, resin coasters are made using a resin that has been poured and set in a mold. The mold can be any type of coaster shape that you like. These are used to protect wood surfaces from marks and stains made by mugs and glasses.
How many ounces of resin does it take to make a coaster?
3 ozTo make one coaster, you will need about 3 oz of epoxy. Wear gloves to protect your hands, and pour equal amounts of resin and hardener into a mixing cup. Use a stirring stick and mix the resin well for 2 minutes. Pour the resin into a clean mixing cup and stir for another minute.
How much does it cost to make resin coasters?
How much does it cost to make resin coasters? The silicone coaster molds were $9. The Resin kit was $33 and the dried flowers were $13. In total, the coasters cost me $55 to make but I have enough materials to make 2- 3 more sets, so to make one coaster it will cost $4.58.
What resin should I use for coasters?
epoxy resinSilicone molds and epoxy resin are a perfect match. Because silicone is flexible, a silicone mold allows you to peel it back away from the resin cast and it will pop right back into shape, meaning you can use it over and over again.
How do I know how much resin to use?
Divide the diameter by 2 to calculate the radius. To calculate volume in cubic inches: (radius squared) X pi (or, 3.14159265) x (desired epoxy coating thickness). Divide by 1.805 to convert cubic inch volume to US fluid ounces.
How much epoxy do I need for 4 coasters?
about 60 mlYou should be able to cover a total of 4 coasters with about 60 ml of resin. You then add your embed objects. Remove any bubbles and allow to cure for about 4 hours.
Can you make money selling resin coasters?
Resin coasters are probably the most popular resin craft to make and sell. In fact, when you search on Etsy there are literally hundreds of listings. That being said, its competitive niche to get into because there are so many options for consumers.
Can you put hot drinks on resin coasters?
In general, coasters made from epoxy resin can handle the heat of a warm mug, but can't handle one that is directly from the microwave. If you want a resin that is more heat tolerant, I would recommend using a polyester resin.
How long do resin coasters take to cure?
Allow the Resin to Cure The resin in the example hardens in about 24 hours and fully cures after a month.
Is epoxy the same as resin?
So, what's the difference between resin and epoxy? Epoxy is a specific type of two-part resin. Epoxy resins are the most commonly used type of resin for crafting and creating art with resin. Because they are the easiest to measure and mix, epoxy resins are what I recommend for resin beginners.
How much does 16 oz of resin cover?
about 8 square feet8 oz. will cover about 4 square feet, 16 oz. will cover about 8 square feet. 32 oz. will cover about 16 square feet, and 2 gallons will cover about 128 square feet. You can use a brush to spread the resin thinner for lighter coats.
How do I calculate how much epoxy resin I need?
The calculation for determining the amount of epoxy you need is a simple volume calculation. You simply multiple the length of the pour by the depth of the pour by the average width of the pour and then convert to liters.
How much resin do I need for a 20 oz tumbler?
For my 20 oz tumbler, I used 10 ml of epoxy for each of the epoxy layers. Pour 5ml of A side in one of the measuring cups and 5 ml of B side in the other. Pour the thicker (Part A) of the two into the small empty mixing cup. Use the popsicle stick to scrape the sides so you get as much as possible into the other cup.
What are Resin Coasters?
As you can guess from the name, resin coasters are made using a resin that has been poured and set in a mold. The mold can be any type of coaster s...
How Much Resin do You Need for a Coaster?
Resin coasters are pretty thin and small items, so not much resin is needed. Of course this depends on your specific coaster design and size, but g...
What Resin is Best for Coasters?
Epoxy resin is generally used for coasters thanks to its durability and clarity. Try to use a resin that is heat resistant and UV protected to avoi...
Can You Seal Resin Coasters?
Resin coasters are durable and generally scratch-resistant - meaning that sealing them is not always necessary. However, you might want to seal the...
What Types of Resin Coasters can You Make?
When making resin coasters, you can let your creativity run wild. There are all sorts of shapes and designs you can make, such as river or ocean co...
How to make a resin coaster?
Prepare the resin and your work area. Before you start mixing the resin, you should put on a pair of protective gloves. For the best results, resin likes a warm, but not hot room. 72-74F is the recommended temperature for how to make resin coasters. Warming resin in a warm water will help reduce bubbles in the mix.
How thick should a coaster be?
The items you include in the coaster should be no more than ¼” thick. The items will also need to be smaller than the coaster mold. If you’re putting in multiple items, 1-2” or smaller are recommended. The mold we’ll be using is 4” in diameter and 3/8” deep.
How long does it take to remove a resin coaster from a mold?
Removing the Coaster from the Mold. After more than 12 hours after the last resin pour, the coaster should be ready to unmold. Carefully bend the mold a little to start a line of air around the edge of the mold. You can press from the center back of the mold as well.
What side of the coaster mold is smaller?
Knowing how the finished item will be can also help you decide. The coaster mold has a very gently sloped side making the diameter of the mold slightly smaller on the tableside. If you make the coaster with the table side up, the top of the coaster will be slightly smaller than the bottom.
What is the inclusion for a resin coaster?
Resin leaves are the inclusion for this coaster. Once it’s coated with liquid resin, pick the leaf up with your stir stick and slip it into the mold, into the thin layer of resin. Once it’s coated with liquid resin, pick the leaf up with your stir stick and slip it into the mold, into the thin layer of resin.
What to do if a coaster doesn't rock?
If it doesn’t rock, then the coaster is flat enough. If it does rock, you’ll need to do something to make it flatter, either add a small coating of more resin, similar to doming, or sand off the bits that stick out. This is an important nuance in how to make resin coasters.
What happens if you make a coaster with the side facing you?
If you make the coaster with the side facing you as the top , the top will be slightly larger than the bottom. Either way will work well as a coaster. For this project on how to make resin coasters, the leaves coaster will face toward you and the shell coaster will face the table.
How Much Resin Do I Need - Epoxy Resin Calculator
One of the big questions people always ask when working with epoxy resin is “How much resin do I need?”. This is especially important with epoxy resin because you have to mix up what you need for a project and then have a fixed working time to use what you’ve mixed.
Epoxy Resin Calculator
Fortunately, there are useful tools to help you avoid miscalculating the amount of resin you will need for a project. Not surprisingly the first tool is an Epoxy Calculator. The epoxy calculator is pretty straightforward. Use a ruler to measure the mold or tray you’ll be filling with resin.
Water Volume Method
However, for larger oval and round molds, or molds that have a very irregular shape, you may need to try another method of figuring out the volume of resin you’ll need. One excellent method is using water as a placeholder for the resin. For this method you will need the mold you want to measure, a measuring cup that you can mix resin in, and water.
Room for Adjustment
I’ll just add one more piece of advice about determining your project’s resin requirements: Whatever measurement you get, add a little extra. Especially as the resin starts to thicken, it sticks to the inside of your measuring cup, and to the stirring sticks.
