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In broad terms, Polyurethanes are plastics or synthetic resins that are a product of a polyaddition reaction involving polyisocyanates, dialcohols or polyols. Now that you have prepared the floor correctly, you can commence with priming. Poly-Optic 1411 cures to a super strong, water-clear, D80 plastic. Images: Chinnabanchon9Job / shutterstock.com. When you are casting the PU Resin into the mold you need to consider these two points: Here are some mold casting applications to consider: The casting of molds is extremely popular amongst many users and can be done by hand as well as by machines. If you are going to use your PU Casting Resin for mold casting, the first thing you need to do is prepare all the materials you will need. There's a problem loading this menu right now. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. It can also hold up to heavy loads like machinery as well as high temperatures. When you store your PU Casting Resin, make sure that it is not subjected to big temperature fluctuations. What type of Polyurethane is better to use on Countertops? With a notched Izod Impact strength rated at 2.64 ft/lb right out of the tool, or up to 3.17 with a post-cure, it's able to withstand rigorous testing requirements. You should be able to see the Shore hardness results on the resin packaging. Crystal Cast 1000 is a mercury-free, two component thermoset system which is water clear when cured. For any project, you should check to see if the type of resin you choose is suitable for your project. This type of finish or coating is beautiful as well as long-lasting. The hardness measurements are determined by either the Shore A scale (softer) or Shore D scale (harder). Aqua Flex - Water Clear Polyurethane Rubber - 2 Part Casting Resin - Cures Water Clear with A Firm Rubber Feel (2 lb kit (32 oz kit)) 2.9 out of 5 stars 6 $36.99 $ 36 . This means it must be thoroughly cleaned and free from any grease, dirt, or dust. Alchemix Water Clear Polyurethane Resin products are all mercury-free, UV stable and provide a glass clear finish when cured. ALCHEMIX VC 3351S is a two component UV stable, water clear vacuum casting system designed specifically for use in gravity vacuum casting machines. These rigid urethane casting resins differ only in working and demold times (see Technical Bulletin). The optically clear resin products can be rigid or flexible and are available in differing cure rates for small and large casting applications. A slow version ALCHEMIX VC 3351S, is also available. Used for Clear Potting and Encapsulation, Prototype Models, Medical Components, Decorative Cast Pieces, Jewelry and Special Effect Use. Comes with 12 Mixing Cups, 6 Lids, 12 Wooden 12" Mixing Sticks, 12 Wooden Mini Mixing Paddles, 12 HQ 190 Mesh Paint Strainers & Paint Can Opener. Flexible and Rigid Casting Resins, Exceptional Clarity, Optically Clear, Non Yellowing, Good Weatherability, Impact and UV Resistant. These plastics are separated into six different series, highlighted below. TCP GLOBAL Premium Paint Mixing Essentials Kit. ALCHEMIX VC 3345 has excellent mechanical and thermal properties, and can be used to simulate thermoplastics such ABS. Can you Remove Polyurethane by Using Vinegar? by acrylgiessen | Aktualisiert am 14.11.2020 | Resin Art Technique, Resin Epoxy Art, Tutorials. Impact strength and heat distortion properties improve when the casting is post cured. PU Casting Resin can also be blended with filling materials, colorants and numerous additives just the same as any Polyester or Epoxy Resin. Crystal Cast 3000 is ideal for bulk casting applications such as artwork, sculptures, embedding decorative objects and other similar applications. This casting resin cures to a water-clear, virtually unbreakable Shore D80 plastic. PU resin boasts many beneficial characteristics that are used professionally and at home. PU resin is known as a fast-curing resin, meaning it can be processed and unmolded fairly quickly. Yes, Polyurethane is safe to use on wooden countertops and as such is classed as food safe. Crystal Clear™ products cure at room temperature with negligible shrinkage. Polyester Resin – What is Poly Resin or Fiberglass Resin? Depending on what project you decide on, you should consider the level of hardness and if it will be suitable for what you want to do. Another good attribute is that it is fairly cost-effective and is also easy to apply. However, you need to leave it for around 72 hours before you put anything heavy on it or allow heavy traffic over it, Available today, are hot-curing as well as cold-curing resins, Many PU Casting Resins can be cured by using ultraviolet light from a UV lamp, You need to take extra care when you are using your PU Casting Resin for large areas, as you may find shrinkage in fairly big areas taking place. Polytek will be closed on Thursday, November 26th and Friday, November 27th in observance of Thanksgiving. ), Foam-iT! Coming Soon. The use of heated molds is recommended i.e. The main reasons being that it is visually appealing and acts as protection for the floor, whether it is concrete or other floor coverings. This enhances the properties, for example, when adding an inhibitor, it will increase the resins pot life or processing time. Gloucester, MA 01930. In this type of application, its UV resistant property plays a vital role. As the PU Resin will not yellow easily because of its high UV resistance, as well as its ability to hold up against severe temperature changes. Note: If you find the PU Casting Resin has crystallized slightly while in storage, just warm it carefully by not exceeding 70° C and it will de-crystallize. To obtain this takes time, which can range from a few days to a month. Turns from liquid to solid in 15 minutes and works excellent in silicone molds, Two-component polyurethane resin which exhibits good impact resistance and strength, Step by Step Tutorial for Processing PU Casting Resin, Storage Instructions for Polyurethane Casting Resins, Safety Instructions when Processing your PU Casting Resin. However, Clear Polyurethane Resin created specifically for floors is more durable and scratch-resistant than Clear Polyurethane Resin created for use on wood and other related applications. All the tips and tricks that nobody tells you when you start. Best HVLP Spray Gun – HVLP Paint Sprayer Review, VARATHANE Water-Based Ultimate Polyurethane, Glossy Finish, SPECIALTY RESIN & CHEMICAL Model-Pro PU Casting Resin, If you are using or working with a 2 Component PU Casting Resin, it is time to mix them, When using a single element resin compound, you can ignore this step, You must adhere explicitly to the manufactures instructions on the container when mixing, Make certain that you stir the two compounds thoroughly and pour them more than once to make sure they are completely blended, Once you have completed the mixing properly, your Casting Resin is ready to be poured into your mold, but first, ensure your mold has been treated with a release agent beforehand, If you are pouring a floor covering, then you need to pour a thickness of about 1/4 inch or less depending on the condition of the floor and also the amount of traffic it has to carry, Now it is time to allow your resin to cure, which will take around 24 hours.