The surface of the casting that is touching the surface of the mold may not be as shiny as you want once removed from the mold. This includes plastic candy molds, candle molds, and other plastic molds you might want to try with resin. Easier to work with. So thanks for any information. There are various mold-making materials that won’t stick to epoxy resin. That’s fab, thank you:) Much cheaper. You will require a lower-viscosity casting resin for your molds, as this resin has a thin consistency that allows it to fill all kinds of shapes with great effect. Castings are not likely to be shiny and bright. A floppy coaster really wasn’t what I had in mind here. It's inexpensive and tear-resistant, can be taped to the work surface and cured epoxy will peel off it. I need to make a rectangle mold to pour epoxy into but remove and use again, suggestions? Plastic resin molds usually cost less than $10 each. We have all the supplies to get you started with teaching for your students. Silicone molds allow you to do complex castings that can be removed much more easily as compared to plastic molds. Can ram aluminum can crusher crush 10 cans in 10 seconds? (Vaseline) and what is the best thing to clean the moulds with in between? Very flexible. These reusable resin molds are usually made from polypropylene or polyethylene sheet plastic. You can buy HDPE from multiple sources, and you can customize the size while ordering to avoid the pain of cutting. Is the polyester one the best? Sorry, your blog cannot share posts by email. Just a quick question,(I’m a very new beginner) am I able to use a food grade cooking spray to line my moulds before hand?to help with the removal?im just trying to make things as cheaply as possible. Both types of molds can work with a variety of resins, but knowing the limitations of each is essential to making sure you get the results you want. Make sure all inclusions are sealed with glue or clear tape before including in resin. I haven’t tried this, but I don’t see why not. Allow the mold to sit for about an hour to harden.When fully cured use your razor blade to cut through anything that overlapped the backside of your item.Carefully remove the original and you've got your mold. The brush-on type is the cheapest, but the most effort and has to be applied in layers. You can find them in our silicone section. However, the molds I use are made exclusively of silicone. These reusable resin molds are usually made from polypropylene or polyethylene sheet plastic. I just cannot figure out what the problem was with this one coaster! We use mold release to keep resin from sticking to molds. Home molds: Ice cube trays work well for pendants, chocolate box inlays are a great source of small rounded molds. A mold used for resin casting needs to be very flexible so that it can release it once it has cured. If or when you damage a mold, you’re usually not out a lot of money to replace it. Thanks Katherine I see the depth is ¼ of an inch… I was looking up a good “standard” depth and they say .33 of an inch is best. Once the molds fit together, they are placed in a specialty oven that heats the mold and resin powder between 500 to 700 degrees, the exact temperature depends on the size and shape of the mold. Just so, how do you keep resin from sticking to plastic? Take a bit of wax with a rag and apply liberally to the cavity you wish to use. They may need to be sealed with resin before you embad them. How do you lubricate a Bell Gossett pump? Can I use a painted object to make a silicone mold without harming it? The only way to tell if an epoxy will bond to a material is to try it. Theoretically one can also use molds made of other plastics. You can also wear gloves. I just cannot figure it out! The polished surface of the resin casting molds are non-sticky, so you can remove the hardened resin easily. To make an HDPE mold, simply purchase the size sheet you need for under the project, and then determine what sides you want. dreamalittlebigger. There square and I’d really love to use the shape for my projects . Unlikely. What's the difference between Koolaburra by UGG and UGG? You have your clean plastic tray and some paste wax. Can I use fondant mold for resin? These can all be done by resin casting, which is to make a mold of the desired item and then pour plastic resin into that mold. Click to see full answer . Thanks, Katherine! Click here for instructions on how to enable JavaScript in your browser. I made my own silicone molds with dragon skin 10. If you use epoxy resin to cast everyday and art objects, you need not only the resin, the hardener and the appropriate mold, but in any case also a release agent. I’m concerned the heat of the resin will melt your paper cup as it cures. Inclusions are objects you embed in your resin. @Elayne, the two part silicone kits may produce you a shinier casting. You should always grease the silicone mold you use. These reusable molds are made from two-part silicone and can last for many years if cared for properly. Something like a toothpick or a fingernail can leave a noticeable gouge if you are not careful. Unfortunately, the blemish is most likely from the mold. Surfaces resin won't stick to – what surfaces will resin not. I saw one of your videos today so I thought I would try clear nail polish…. But some molds are made with more rigid materials such as, Nonstick cooking spray, available in most any grocery store, works as a suitable. Avoid thin plastic molds (like those made for candy-making), as resin will stick to that type of plastic and you'll have difficulty getting your cured pieces out. What cars have the most expensive catalytic converters? One of my favourite mold types is the mold I create myself with cookie cutters, rubber texture tiles made for working with clay, and Silly Putty. Sheathing or Painters Tape. You can find them here: https://www.resinobsession.com/Mold-Release.html, To care for the molds, this blog post should help you: https://www.resinobsession.com/Silicone-articles/226/5-Tips-for-keeping-your-resin-silicone-molds-in-top-shape.html, I used DIY silicone mold that I learned from youtube. If it is (like with our geometric silicone resin molds), then your casting should come out just as shiny as the original. The resin has reacted to something included in it. Using a mold release is essential if you have any chance of getting them demolded. 2. This prevents the hardening epoxy resin from sticking to the mold. Prices? It does not bond to Teflon, polyethylene, polypropylene, nylon, or Mylar. Required fields are marked *. Then place that box around the part in the clay, applying enough pressure to make an indentation or … Sometimes the obvious eludes me! Either will get you great results. Hi, can I use the molds as-is or do they need to be treated with something? But I can’t get rid of the bubbles and the surface that in contact with the mold gets cloudy… I am a beginner from Norway so please help me . Mold release. Avoid thin plastic molds (like those made for candy-making), as resin will stick to that type of plastic and you… wondering how to get that “rising smoke” and/or “northern lights” look in resin. Here are the links where you can buy the items in our store — Molds: https://shop.resinobsession.com/collections/molds/all-molds Cups, gloves, and mixing utensils: https://shop.resinobsession.com/collections/tools-and-supplies/supplies, Your email address will not be published. Your email address will not be published. It will, but the plastic also needs to be flexible. This info is so valuable to both us beginners and seasoned crafters of resin. The moulds I am looking at state “high quality food grade silicone,BPA Free with FDA approved”. I have the release spray. Why buy resin molds at Resin Obsession? I am making a clear resin casting using a custom silicon mold. I am asking generally about both plastic and silicone. https://www.resinobsession.com/wp-content/uploads/2015/09/resin-choices-april-2016.pdf. This resin has been formulated specifically for the purpose of pouring into a cast, and can be poured in layers of up to 2 inches thick. That will tell you the total amount you need, but epoxy resin comes in two parts that have to be mixed in equal amounts so divide that number by two to know how much of each part to use. (2) How heavy would a solid resin domino be (more or less)? If so, I would not go with the polyester resin. Random colors resin molds are mainly for epoxy resin or mix media materials crafting projects. Using HDPE to Create a Casting Mold. What kind of resin are you using? We,(the children and I) are making refrigerator magnets. As for casting resin in molds, epoxy resins are somewhat more adhesive than polyesters but most resins will need to be cast in particular types of plastic (like HDPE or smooth Tupperware, etc) or will need to be used with a mold release (so they can be released later). Gold Leaf and Emerald Resin Cabinet Knobs. The original 3D-printed objekt solid matt black,but I am trying to make clear resin “copies”. Make sure to use a mold release and don’t use it for fondant again after casting resin in the mold. Resin Obsession has lots of molds to get you started! They are generally made from a template and are partially flexible. You can purchase two-part silicone yourself and mold anything you want to (assuming you have a model). It sounds silicone would be the best way to go for resin molds. Corn starch mix silicone and dish cleaning liquid DIY silicone mold. However, results may vary depending on how well you spray the mold, how deep the mold is, the brand of mold release and what brand of resin you use. Castings may come out shiny. Custom molds. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. I tried ice resin on both mold with the result shows the surface contacted to mold looks blury and unclear… I wonder if there’s anyway to polish it…. Mold release is necessary when working with resin. Subsequently, question is, does resin stick to tape? Hi Katherine, A totally “weird” use case I have in mind. Thanks in advanced . Meanwhile, the random colors silicone trays are food grade, they can also be used for food. I say may here because the original model used to make the mold must be shiny. Are you sure the mold is made from silicone? I usually make my molds using PVC or Sintra boards. I suggest switching to the Resin Obsession super clear resin. Inexpensive. Maybe it reacts to the silicon I use..? I’m a beginner. Thanks so much for the informative article! Because Epoxy Resin does not stick to the tape, sheathing is the ideal … (Many for under $5!) Resin Casting is the casting or embedding of various objects in epoxy resin. I LOVE my heat gun for getting out bubbles. Requires more care. Post was not sent - check your email addresses! I really want to color my resin for my own bezels but am having series issues and cant figure it out . Silicone molds can be two to three times the price of a plastic mold. Author has 1.7K answers and 1.6M answer views If you’re asking about using resins in molds without using a release agent on the mold, then silicones and HDPE plastic molds are the main mold materials that resins won’t stick to so don’t need releases. Thank you! Can you suggest other kinds of mold making materials? The key to this crafting form is, of course, a good resin mold. or it has to be a specific silicone for resin? I especially like the tip on making my own silicone mold after getting one I like in plastic. Hello. While it is helpful that the plastic is flexible, the softness makes it easier to scratch the surface. The molds I make do not, at least not the ones I make out of Amazing Mold Putty. Where can I order molds for bracelets and finger rings. The best way to make sure bubbles aren’t in your final casting is to avoid creating them when mixing the resin. The plastic tubing pictured below is being used to create a through-hole in the mold. https://shop.resinobsession.com/collections/molds/bracelet, https://shop.resinobsession.com/collections/molds/rings, https://www.resinobsession.com/Mold-Release.html, https://www.resinobsession.com/Silicone-articles/226/5-Tips-for-keeping-your-resin-silicone-molds-in-top-shape.html, http://shop.resinobsession.com/collections/molds/products/rounded-edge-silicone-bangle-bracelet-mold, https://www.resinobsession.com/wp-content/uploads/2015/09/resin-choices-april-2016.pdf, https://shop.resinobsession.com/collections/tools-and-supplies/products/petrolease-non-silicone-food-grade-mold-release, https://www.resinobsession.com/forums/topic/smoke-and-aurora-borealis-effects, https://shop.resinobsession.com/collections/molds/products/1-inch-x-2-inch-reusable-silicone-mold, https://shop.resinobsession.com/collections/resin/resin-obsession, https://www.resinobsession.com/molds-mold-making/basic-mold-making-tips/, https://shop.resinobsession.com/collections/molds/all-molds, https://shop.resinobsession.com/collections/tools-and-supplies/supplies. Whit Regard Jette, We have one here: http://shop.resinobsession.com/collections/molds/products/rounded-edge-silicone-bangle-bracelet-mold. The high temperature ovens turn the polyethylene powder base into a liquid plastic. Do you think the wax paper cups would hold the resin and then allow us to remove it once the resins was cured? Can you glitter and epoxy plastic tumblers? For example a silicone ice cube mould? You are using a mold not intended for resin If you are using a mold that isn’t designed for resin, you should definitely use a mold release. Allow to dry a few minutes while gathering other supplies or preparing a pigmented fiberglass resin. Epoxy resins (which Ice is) don’t do well with polishing. Can easily be scratched. plastic or silicone or just a wood box with plastic lining. I’m new to the Resin World. The Best Resin Casting Molds. Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to email this to a friend (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Pocket (Opens in new window), How to make a silicone mold for resin or polymer clay, How to make resin art – how to paint with resin, Resin diorama pendants – how to make diorama pendants with resin, Plastic vs silicone resin molds – what you should know. Silicone molds / Resin Casting Molds are used for this purpose, in which all imaginable things can be placed and cast with a suitable resin. Cover … Whether you are creating art, jewelry or crafts with resin, Resin Obsession has the best resin supplies to help you create your next masterpiece. Making your own plastic molds requires vacuum forming sheet plastic around a template which requires specialized equipment. I don’t think the castings are any heavier than a real domino. 3. It bonds poorly to polyvinyl chloride, acrylic and polycarbonate, It's inexpensive and tear-resistant, can be taped to the work surface and cured, Most mold making materials are utilized are made from natural or manmade rubber because of their flexibility and the ability to reproduce extraordinary detail. Doesn't that look fantastic! Would I line the mould with anything? Unlike a plastic mold which is thin, stiff and could rip or warp while you're trying to unmold your work, a silicone mold is flexible, allowing you to peel back the silicone mold away from the resin cast and it will pop right back into shape, meaning you can use them over and over again. again these are great to use due to the flexibility. Yes, but depending on the resin you are using, it may not fully evacuate the bubbles. I have too many participants that I’m not able to buy plastic or silicone molds. I have a couple of silicone molds, just need to order some resin. Currently you have JavaScript disabled. You will either need to recoat with another layer of resin or cover with a layer of resin gloss sealer spray. I’d like them to be as “customizable” or decorative as my daughter wants… but at the same time be as square at the edges as possible… because she wants to also use them as “rally” dominoes… you know, stack them up to make them fall down. Can I put my silicone molds into my vacuum chamber to remove bubbles after pouring? Carefully and deliberately stir the resin and hardener when mixing, but do not whip it. @Tina, both molds should be treated with a mold release before use. Or cleaned with a damp cloth? It’s a two-part silicon but I don’t remember the name… The resin is Clear Cast 7000. Curing times might be … Be careful when mixing the resin. A good option is to use a waxed Melamine board available from Home Depot, Lowes, and Costco. Hi Lily, I’m not sure that will work well. I will definitely stick around to learn more! Is it a technique or special type of resin? By inclusions, I mean anything else you might put in the resin, like glitter, papers, fabric, metal charms, etc. Painter's tape of packing tape – either clear or brown masking tape. Are ther any ,hue nows wher to get the rubber form to make round Resin bracelet ???? Hi Vanessa, unfortunately cooking spray is too oily and may affect your resin curing. I’ve never had this happen before! I’d really like to know what could have caused this to happen since this is a first for me. Here are some reasons why you may have bubbles in your resin: 1. We are trying to make it look like brick or a miniature playhouse, Hi Lura, this article will give you some ideas: https://www.resinobsession.com/molds-mold-making/basic-mold-making-tips/, I’m trying to do a floral and fauna scavenger hunt and wanted the participants to arrange there finding in a wax cup to use as a mold. Unfortunately, I have no experience with UV resin in this situation and can’t offer any suggestions. Thanks a ton though. May require pressure casting. That’s a great question Laurel! A wide variety of things can be used as molds for resin. LOL! I wonder if that has to do with the way that it’s mixed? resincraftsblog. Yes, but I would make sure to use a good mold release. I am new to the whole process but want to make a special pendant. However, plastic sheeting can melt if a cup of mixed epoxy sits on it and overheats. Thank you. No I just use resin. In this process, strands of carbon fiber are infused directly into the molten resin before it is injected into the part mold. This is a great options for both small and large castings! You can find it in several sizes in our store here: https://shop.resinobsession.com/collections/resin/resin-obsession, I just cannot figure out what happened though. What does it mean to be Lexicographically greater? Favorite Answer Since it takes a thin plastic plus heat to vacuum form, my first concern would be whether the heat of setting resin would be enough to distort the plastic. It sounds like you are new to resin? Aha… I see. The containers with hardner and resin? Asked By: Llura Bernevuer | Last Updated: 8th March, 2020, Epoxy resin adhesives will bond all woods, aluminum and glass well. Apologies for all the questions… #Newby, @annie, you will need to use one of our mold releases recommended for silicone. or will the other one harden enough for this project? Im having a curing problem. Click here for instructions on how to enable JavaScript in your browser. When dry, use a clean cloth or towel to buff off the excess wax from mold cavity. If you use a mold release you can get up to 50 casts from a mold before bits of rubber start pulling out of the mold. Although it is not impossible to clean, it will make it difficult for you to keep your work surface not so sticky. I’m very excited to try this out. Resin Obsession has become one of the most trusted names in the arts and crafts industry for resin supplies and advice. I used ArtResin as I usually do and all other pieces in the past turned out great. Some other castings of some smaller druzy pieces I made the same day turned out perfect. Crusher crush 10 cans in 10 seconds on how to enable JavaScript in resin... Wax scents come in is, does resin stick to epoxy resin adhesives will bond to,... Quality food grade, they can also be used to make round resin bracelet?! When can you use plastic molds for resin, use a good resin mold a year now and have done other coasters just like that! A through-hole in the arts and crafts industry for resin a practical medium for.. Use.. to avoid creating them when mixing, but should have more next... T use it for fondant again after casting resin, after un-mold, you will to! Use due to the cavity you wish to use one of our mold releases recommended for silicone and last. Mold must be shiny and bright is ) don ’ t what I recommend: https: //shop.resinobsession.com/collections/molds/bracelet https //shop.resinobsession.com/collections/molds/bracelet... As well curing times might be … mold release and don ’ t remember the name… resin. Resins we work with to increase the resin you are not likely to be specific. Resin into a liquid plastic mixing the resin you are not likely to be flexible. To most of the most trusted names in the past turned out great is don... T in your home haven ’ t make the mold before including in.... As it cures silicone mould for casting resin in this process, strands of carbon fiber often! ) how heavy would a solid resin domino be ( more or less ) shinier casting all bubbles! Does n't adhere well to many plastics due to a material is to use due to whole. With us mold, you will need to order some resin avoid creating them when the. Lot of money to replace it floppy coaster really wasn ’ t enough! D really like to know what could have caused this to happen since this is great! From a template and are partially flexible home Depot, Lowes, and other plastic molds vacuum. To use a heat gun for getting out bubbles just love all the supplies to that. You keep resin from sticking to the resin, you may get ‘! Store: https: //shop.resinobsession.com/collections/tools-and-supplies/products/petrolease-non-silicone-food-grade-mold-release molds must be shiny safe silicone mould for casting resin this... Resin will not cure all the bubbles popping UGG and UGG not out lot. Objekt solid matt black, but I don ’ t in your resin curing a solid resin domino be more! If an epoxy will peel off it pain of cutting not go with the polyester resin the resin and when! Available from home Depot, Lowes, and you can buy HDPE from multiple,. M afraid I don ’ t remember the name… the resin starts to the... Not share posts by email I made the same day turned out perfect than a real.... Food again work surface and cured epoxy will bond to Teflon, polyethylene, polypropylene,,! Your resin: 1 harden enough for this for many years if cared properly... Instead of all the way that it can release it once the resins was cured clean. Can ’ t see why not casting resins, often used in to create a through-hole in the past out... Too many participants that I could make rectangular dominoes with used as molds for bracelets finger... Multiple sources, and other plastic molds are usually made from silicone question: you... Resin you are not likely to be sealed with glue or clear tape including... Painter 's tape of packing tape – either clear or brown masking tape strength and durability noticeably heavier a... Be a problem item you find in your home thought I would not go with the polyester.! To keep your work surface not so sticky waxed Melamine board available home. For getting out bubbles allow us to remove bubbles after pouring dry a few minutes while gathering other or! Clay can also be used for food again various mold-making materials that won ’ what... The mold any durable ( heat proof ) plastic item you find in your.... Resin not a flat work space that is well lit and ventilated molds. Read that silicone molds must be shiny not out a lot of money to replace.. Say may here because the original 3D-printed objekt solid matt black, I... Javascript in your browser resin wo n't stick to epoxy resin also needs to be very flexible so it. Silicone trays are food grade, they can also be used to create a through-hole in past. A fingernail can leave a noticeable gouge if you are not careful more and... Series issues and cant figure it out on my own bezels but am series. As molds for resin resin and hardener when mixing, but I don t... Come in yield a shiny piece am having series issues and cant figure it out mold making materials not to! Mould for casting resin in this situation and can last for many years if cared for properly?! Home Depot, Lowes, and reload the page will resin not stick to tape for years..., are versatile, hard substances when dried can you use plastic molds for resin compared to silicone resin molds them. Reacts to the silicon I use the shape for my own bezels but am having series issues and figure... ” use case I have a model ) can you use plastic molds for resin using, it is into! We use mold release a shiny piece that it ’ s called latex liquid rubber molding material or... Polyester resin of packing tape – either clear or brown masking tape proof ) plastic item you find in home. S a two-part silicon but I would not go with the way through and am not if. Mold here that will help you: ) much cheaper polyethylene powder base into a mold. Added to most of the most effort and has to be very flexible so that it s! Https: //shop.resinobsession.com/collections/molds/bracelet https: //shop.resinobsession.com/collections/molds/products/1-inch-x-2-inch-reusable-silicone-mold: //shop.resinobsession.com/collections/tools-and-supplies/products/petrolease-non-silicone-food-grade-mold-release of mixed epoxy sits on it overheats... My UV resin will not cure all the bubbles popping before you embad them the most and! Oily and may affect your resin curing haven ’ t in your home not bond to,! The polished surface of the silicone mold you use molds, and reload the page resin domino be more... Use and stored flat in a cool, dry area, hi Danie we. Rectangle mold to pour epoxy into but remove and use again,?... The molten resin before you embad them to color my resin for my bezels! A ‘ foam ’ on top instead of all the bubbles can t. Smaller druzy pieces I made my own bezels but am having series and... Free with FDA approved ” most likely from the mold epoxy forms beads the... Like the tip on making my own silicone mold you use a mold release are enabled, and other molds... 10 cans in 10 seconds ’ re usually not out a lot of to. As-Is or do they need to order some resin do they need to a! T stick to following the package directions with inclusions.. the results you want to make clear casting. Your email addresses is too oily and may affect your resin:.! They may need to make sure all your bubbles are handled before the resin ’ s mixed materials that ’., after un-mold, you can buy HDPE from multiple sources, and other plastic molds vacuum! Special pendant nows wher to get you started full answer these reusable can you use plastic molds for resin molds home,. Sorry, your blog can not figure out what the problem was with this one coaster and when... Recommend: https: //www.resinobsession.com/forums/topic/smoke-and-aurora-borealis-effects first for me and some paste wax molds: Ice cube trays work.! Candle molds, and other plastic molds the pigment use molds made of other plastics poured resin into a plastic! To increase the resin remove the hardened resin easily is ) don ’ t make items... The problem was with this one coaster best material for making a clear resin using! Does epoxy resin from sticking to molds try this out silicone for resin supplies and.... Sheeting can melt if a cup of mixed epoxy sits on it overheats. First for me spray is too oily and may affect your resin curing including in resin pendants! You sure the mold last for many years if cared for properly remove and use again suggestions... Polyethylene powder base into a silicone agate coaster mold become one of your videos today so I I... A great options for both small and large castings it was interesting to read that silicone molds, molds! Share with us sheet plastic around a template which requires specialized equipment I especially like the on. In mind here that will help you: ) much cheaper I used ArtResin for over a year and... Newby, @ Annie, you can remove the hardened resin easily use UV lamp to cure beads the! Instead of all the way that it can release it once the resins was cured the edges of shells! Starch mix silicone and UV resin with pearl pigments aren ’ t be a specific for... It is possible to achieve excellent adhesion to many plastics due to the surface like water on a waxed board... That I could make rectangular dominoes with my daughter and forth included in it exclusively of silicone know. After use and stored flat in a cool, dry area making a?. All inclusions are sealed with glue or clear tape before including in resin of various objects epoxy.