Polyurethane rubber for molds Buy Liquid Rubber Now at Polytek. Poly 74-20 Liquid Rubber is The urethane rubber series Poly 74 and Poly 75 are urethane rubbers that offer higher than normal performance. When complex polyurethane molds are made, they often have to be built in many pieces that come together in sync to form the cavity that will form the finished product. Poly 75-Series Liquid Rubbers consist of two parts (A & B), which, after What Is Polyurethane Mould Rubber? Polyurethane belongs to the polymer family of plastics. The polyurethane casting rubber can be pure or Models being used to make a polyurethane rubber mold often need to be prepared differently than models being used to make a silicone mold. 45. Urethane In fact, polyurethane rubbers out perform all other rubber type materials in mechanically abusive environments. Usually applicable in the production of up to 25 pieces. co. PMC ®-744 is ideal for making ceramic case molds and plaster block molds, reproducing ornamental plaster, making molds for casting concrete, This is the softest rubber in the Poly 74 series line of polyurethane molded rubber for molds and rubber products. This is a pourable rubber, but it can be easily thickened with PolyFiber II P. BBDINO Super Elastic Silicone Mold Barnes range of Polyurethane resins are perfect for making moulds where concrete, wax or plaster casts are required. e. Create your own custom molds using a professional, high-quality molding rubber. We also offer an extensive inventory of standard sized cylindrical bags from 19" to 36" tall, with 3/8" walls and Use Polytek® urethane rubbers to make high-performance molds and parts. Even with its softer feel it still has the toughness and durability of the Enduro line of Simple We will mold a variety of cast urethane products for many solutions with precision. Shop All Silicones . Silicone rubber also cures faster than urethane rubber, and it won't Our Polyurethane Rubbers are room temperature cured (RTV), two-part, liquid urethane rubbers designed for making flexible molds and parts. Union City Mirror (Union City, New Jersey) has used PMC®-746 Castable Urethane Mold Rubber for many years to Easy to use and exhibiting good wear resistance, polyurethane mold rubber can be poured, brushed on or sprayed onto prepared surfaces and cure with negligible shrinkage. 17 Items. These rubbers can be used for making durable, easy releasing molds for casting gypsum plasters, waxes, cement, epoxy resins polyester resins along with Silicone Rubber—Silicone rubber compounds handle higher temperatures than urethane rubber compounds—up to 570° F. There are two main suppliers of urethane rubber for concrete molds: Smooth-On and Polytek. In the realm of mold making and casting, these two products are broadly VytaFlex 20 Urethane Mold Making Rubber - Pint Unit. When Part A & Part B are mixed together, the rubber self Use our liquid silicone rubbers or foam to make high-quality silicone molds and silicone parts. 5”) made of Poly 74-20 (Shore A20) is going to be much more flexible than a thick mold made from the same rubber (~3. In the following video tutorial, we Let the rubber seek its level up and over the model. The rubber For Mold Making: Apply to non-porous or sealed models when making polyurethane rubber or plastic molds (do not use with liquid silicone rubber). VFI®-200 50 D Slow Polyurea Coating; Polyurethane casting is a low-cost, traditional molding process for making rigid or rubber-like plastic parts. Liquid rubber, 2-part silicone Silicone and Polyurethane mold rubbers can be used to make candle molds, soap molds, cold cast bronze sculptures, concrete and plaster casts, wax casting for foundry and jewelry lost Can be applied to cured polyurethane rubber molds as a “barrier coat” and is most often used (in conjunction with Pol-Ease 2300) when casting polyester resin. Liquid silicone rubber costs about twice as much as polyurethane rubber. Release agent is generally not necessary for casting plaster and some waxes in urethane molds, but is needed when casting Unique urethane mold rubber which will not inhibit the cure of most Smooth-On platinum or tin cure silicone rubbers. You may never have heard of us, but you've seen our products at work. Why choose SmartMould’s Polyurethane Components over Plastic, Metal, or Examining the different types of RTV mold rubber available for mold making and casting as well as each materials strengths and weaknesses. Use it to mold technical articles and Smart Moulds’ Polyurethane Moulded Components are: Cast Time-Efficiently . $5. NaturForm™ Molding Latex Rubbers are most often used to make molds for casting concrete (e. Magikmold ® U-700 Urethane Rubber Series is a line of room-temperature curing (RTV), two-part, liquid urethane rubbers designed for the manufacture of flexible molds For Strong, Durable Molds. . Silpak’s liquid polyurethane and silicone rubbers can be used to make molds of original artwork enabling you to cast foundry wax Polytek Polyurethane Mold Rubber: 75-Series: 75-80. Mixing is very convenient and is equal parts by DESCRIPTION: Poly 74-Series Polyurethane Rubbers consist of two parts (A and B), which, after mixing, cure at room temperature to flexible, high-strength, mold rubbers. PolyCoat Sealer & Release Buy Simple Resin Enduro Flex - 2 Part Liquid Polyurethane Casting Rubber - Flexible, Durable Casting Material - 80 Shore A Hardness - Formulated for Making Parts (2 lb General Information. For Casting: Apply to cured polyurethane molds when casting a variety of Clear RTV silicone is invaluable when you’re making two-part molds. Available in a variety of formulas! Contact Us; Visit Us; About Us; The Poly 74 series is often used for making molds and rubber products such as molds for objects with undercuts, restoration, concrete casting, various art products, architectural reproduction, Polyurethane liquid rubber consists of A&B component, B is curing agent, and A is polyurethane prepolymer. can be used as a concrete or cement stamping mold as well as for making hard Buy Simple Resin Enduro Flex - 2 Part Liquid Polyurethane Casting Rubber - Flexible, Durable Casting Material - 80 Shore A Hardness - Formulated for Making Parts (2 lb The specific volume of Poly 74-20 Liquid Rubber is 27. $30. It is a lower cost, faster cure alternative to our popular PMC™-780 If a tear develops in your polyurethane rubber or silicone rubber mold, one of the following options may help to repair it. Types of Liquid Rubbers Polyurethane (PU) Rubber. 5 out of 5 stars. Brush‑On™ urethane rubber molds are Polygel® 35 is a self-thickening, brush-on polyurethane liquid mold rubber designed for making thin, stretchy brushed molds. The liquid rubber should level off at least 1/2” (1. From the DIY stone makers to the multi-million dollar facilites, Rubber Mold Company This video segment will show you how to make a simple urethane mold using TAP Urethane RTV System. U. The best way to determine the appropriate This video illustrates in great detail how to create a perfect urethane rubber mold. high quality 40 shore A Mold Making Liquid polyurethane Rubber for Polytek 75-60 Liquid Polyurethane Rubber (4lb Kit) Brand: Polytek. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A Poly 74 & 75 Series Polyurethane Mold Rubber Kits offer a versatile 1A:1B mixing ratio with a range of shore hardness options, from 20 (softer) to 70 (harder). All rubbers in this series are pourable, but can be thickened withFumed Silica to make brush-on molds. Custom molded polyurethane rubber is our specialty! We are able to mold an endless Poly 75-80 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A80 rubber. Poly All your rubber mold materials in one place! Silicone, Urethane, Polyurethane and Latex Rubbers. Skip to content +27 10 109 8500 info@smartmoulds. Urethane Rubber molds are widely used when a flexible mold material is required and a more Mould Preparation; Pigments; Polyester Casting Resin; Polyester Flowcoat / Topcoat; Polyester Gelcoat; Polyester Laminating Resin; Polyurethane Rubbers. 4. This system provides a firm, semi-flexible, durable and abrasion resistant rubber compound. high quality 40 shore A Mold Making Liquid polyurethane Rubber for Designing and supplying rubber molds for producers of the finest artificial stone and concrete veneer. NOT FOR USE WHEN After reaching an adequate thickness (several coats) Polygel® 35 is left to cure for 16 hours and will result in a virtually shrink-free, flexible and durable mold. Used for a How To Make A Rubber mold for casting concrete. By weight, it would require more silicone rubber than polyurethane rubber to create the same mold because silicone is more dense (our platinum silicone rubbers Construct the mold box and seal the edges with clay: Mix and pour Poly 75-65 to create the second half of the mold: Allow the second part of the mold to cure before demolding (at least Polyurethane & Silicone for Foundry Mold Making. 43 $ 30. Poly 15-Series feature pourable, room-temperature curing resins that mimic the density of thermoplastics (e. Polytek Mold Rubbers: Hardness is in the Product Name. Polyurethane rubber molds are great for concrete molds and stamps, plaster casting or other applications that involve high abrasive materials. Molds made with Poly 75 VFI®-145 95 A Polyurethane Casting Rubber; VFI®-176 80 A Polyurethane Casting Rubber; VFI®-178 90 A Polyurethane Casting Rubber; 200s. 5 in³/lb. za Architectural Mold Making; Architectural Mold Making. EnvironMolds’ polyurethane rubbers can be used at continuous temperatures Mold making is the process by which an exact copy of the original model is made. PolyCoat Semi-Permanent Sealer & Release Agent is a low-viscosity, silicone-based liquid that can be applied to cured polyurethane or silicone molds (it can also be applied Polyurethane Rubber Molds for Precast Concrete. Used for years by mold making professionals to cast plaster, concrete, resins, etc. Polytek® manufactures a high-quality line of two-part, room-temperature curing (RTV) polyurethane rubbers that can be poured, brushed or sprayed to make molds or flexible parts. 43. EZ-Spray 45. Mixing the Rubber Compound . In this case, Travertine tile was used. For Casting: Apply to cured polyurethane molds when casting a variety of Using Smooth-On’s exclusive “V-Polymer™” technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. Connect with us Call Us at (610) 559 Urethane casting, a process rooted in pouring liquid polyurethane resin into a mold and allowing it to solidify, offers a versatile method for creating parts with intricate details and PMC™-746 Urethane Rubber Used to Make Production Furniture Molds. Polyurethane and Polyester Resins – Silicone rubbers are often used Polyurethane rubber molds offer unmatchable flexibility for both small and large applications, from soaps and candles to gigantic industrial architectural components. Using Smooth-On’s exclusive “V-Polymer™” technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex ® urethane features convenient one-to-one by volume mix ratios. Use our Polyurethane Isostatic Molds Trexler Rubber specializes in the design and production of custom bag sizes and shapes. Typically, softer options in the line-up are used: 74-Series & Polygel® Series. The molds can be used to The process of urethane casting, also known as polyurethane casting, begins with the formation of a mold that can be made from many different materials including aluminum, silicone, 3D It’s a Low-volume manufacturing process. Specifically, it’s an elastomeric polymer, which means that it has both high viscosity and high elasticity. Liquid rubber, 2-part silicone and polyurethane mold making rubbers, how to make mold from a model, mixing is important, don't need degassing. Wax or Plaster – Polyurethane mold rubbers are a popular option for casting wax or plaster. 3. The number 60 refers to the shore hardness of the rubber, which is a mid-range hardness. Avoid moving or disturbing the mold during the curing Econ™ 80 is an economical Shore 80A urethane rubber suitable for a variety of mold making and industrial applications. , Polygel ® 35 Brush-On Rubber), a pourable rubber thickened with a thickening agent (e. If you've ever been to the movies, admired a piece of sculpture, marveled at detailed DCRA Sp. It is excellent for making molds that are Polyurethane & Silicone for Jewelry Casting Molds. Request a sample today! Molding Solutions, Latex Rubber for Mold Making. The above combinations of sealers and release agents are Disadvantages – As silicone rubber has the best release properties, urethane rubber has the worst release properties and will adhere to just about anything. These two-component mold rubbers capture excellent surface detail, offer exceptional manufacture of flexible molds and parts. Poly 75-70 cures at room temperature with no appreciable shrinkage. Excellent Using Smooth-On's exclusive "V-Polymer" technology, VytaFlex urethane rubbers offer superior physical and performance properties ; Perfect for Concrete Castings ; Super Elastic Mold 2. Today we design and manufacture our own polyurethane rubber Easy to use and exhibiting good wear resistance, polyurethane mold rubber can be poured, brushed on or sprayed onto prepared surfaces and cure with negligible shrinkage. Polytek® manufactures a variety of polyurethane and silicone mold rubbers that are used worldwide for Urethane molds are great for casting concrete, plaster, wax, and some urethane plastic and rubber casting. Thorough model preparation Liquid rubber is a great way to make durable perfectly smooth molds. Architectural Restoration is the process by which a decorative architectural element is molded in place, a new casting is made and We stock an exclusive range of Smooth-On mold making silicone rubbers, polyurethane rubbers and a variety of mold making materials, release agents and accessories for any size project. Polyurethane . Learn more here. Plaster and some waxes can generally Using Smooth-On’s exclusive “V-Polymer” technology, VytaFlex ® urethane rubbers offer superior physical and performance properties. 6 out of 5 stars 14 ratings | Smooth-On Universal™ Mold Release Spray, 14 fl. QL4021. g. Poly PVA Solution: Water-soluble, alcohol-based sealer available in clear or green. $20. Our Polyurethane rubbers can be thickened for brushed-on applications with Use this starter polyurethane mold kit to make your first rubber mold for a small-scale, concrete casting project of your choosing. Built without expensive and time-consuming hard tooling, our urethane casting process uses a 3D All three rubber options capture excellent surface detail and polyurethane and silicone rubbers offer exceptional dimensional stability for this process. Mełgiewska 74 (biuro wirtualne - tylko usługa zdalna!!!) KRS 0000718408 NIP 9462678787 REGON 369479181 POLAND POLEN POLONIA Poly 74 & 75 Series Polyurethane Mold Rubber Kits offer a versatile 1A:1B mixing ratio with a range of shore hardness options, from 20 (softer) to 70 (harder). For polyurethane rubber molds, like 74-Series, 75-Series, and Polygel® Overall, properly prepping your mold before casting polyurethane rubber is crucial for achieving high-quality results and ensuring your molds last longer without damage. Polytek Polyurethane liquid mold rubber/ urethane mold rubber for concrete stamp. tapplastics. com/product/mold_m Learn how to create a silicone mold and cast urethane parts using a 3D printed master with our detailed step-by-step DIY tutorial. Increase your productivity with our silicones, polyurethane and latex Easy to use and exhibiting good wear resistance, polyurethane mold rubber can be poured, brushed on or sprayed onto prepared surfaces and cure with negligible shrinkage. To order, go to http://www. Another name used for the polyurethane casting process is urethane casting. The reason why we’re using Plasticine is to create the support that will help us make the first Poly 75-60 is a firm 1:1 mix liquid polyurethane mould rubber widely used for concrete and plaster casting. Generally, silicone rubbers have better release Bentley Advanced Materials carries silicone rubber, urethane rubber, urethane resin, urethane foam, silicone foam, epoxy resin, makeup fx materials, gypsum plaster and more. , veneer stone manufacturing and statuary), plaster and limited Q: Is Silicone or Polyurethane better for mold-making? A: Silicone is better for mold-making due to its flexibility and ability to reproduce fine details, while Polyurethane is . Sprayable, durable urethane mold rubber which allows for Bentley Advanced Materials carries silicone rubber, urethane rubber, urethane resin, urethane foam, silicone foam, epoxy resin, makeup fx materials, gypsum plaster and more. The molds are used for casting concrete, Rubber urethane materials are often categorized as rubber but are more accurately described as a material that bridges the gap between rubber and plastic. z OO 20-234 Lublin, ul. , Poly Fiber II for polyurethane rubbers), or a sprayable rubber should be Aldax designs and manufactures moulds/molds for plaster, concrete, cement, soap, candles, pewter, resin jewellery/jewelry, chocolate, toy soldiers, model trains, heraldry, Polyurethane It is suitable for use with both silicone and polyurethane mold rubbers; however, additional release agent (i. Union City Mirror (Union City, New Jersey) has used PMC®-746 Castable Urethane Mold Rubber for many years to Polyurethane rubbers are two-component systems (base plus curative; A+B) that cover a wide variety of applications at a relatively low cost. It is typically less expensive and has a high abrasion-resistance than silicone molds. They are Get the right performance rubber molding compounds, durable casting, and tooling resins to streamline your process. A rubber mold offers the double advantage of tremendous flexibility and durability. AeroMarine clear liquid silicone is perfect for molding castings with polyurethane, epoxy resin, and polyester. A lower number means a softer Using Smooth-On's ReoFlex urethane mold rubber to make a simple 1-piece block mold. Polyurethane rubber is renowned for its durability and resistance to wear and tear, making it ideal for molds and Polyurethane Rubber Compound. Polyurethane casting is commonly used for small production runs of parts for Bentley Advanced Materials carries silicone rubber, urethane rubber, urethane resin, urethane foam, silicone foam, epoxy resin, makeup fx materials, gypsum plaster and more. Sold out. Water & Solvent-based formulas. Silpak’s silicone, polyurethane and latex liquid mold rubbers allow you to make flexible molds for For this project we used Polytek 75-60 Polyurethane Rubber. Polytek Polypurge Dry Gas Blanket Spray 283g + £27. After adding a fiber, putty or Should only be applied to cured polyurethane rubber molds. Min. PMC ®-744 has been used for years by mold making professionals to cast plaster, concrete, resins, etc. Urethane Rubbers. Can be applied to cured polyurethane rubber Enduro SOFT is a soft polyurethane rubber casting resin with a highly flexible feel. EJ3 was established in 2001 as a Design and Development company for Molded Urethane Products and Tooling. Advantages of Latex: Least expensive mold Many mold making and casting projects require the use of an appropriate sealer and/or release agent. Urethane About Smooth-On, Inc. By adding an additive CAB-O-SIL or PolyFiber, the liquid rubber can also be used as brushable rubbers. Pol-Ease® 2601 Release Agent   √ In Cured Mold Only Water Polytek Poly 74-45 Flexible Polyurethane Rubber for Concrete Casting - Cured Sample + £0. Polytek polyurethane and silicone rubbers range from Shore OO30 to D45. , Pol-Ease ® 2300 Release Agent) must be applied when working with liquid Join us for an enlightening YouTube live session as Milo delves into urethane rubber. 2 lb ~15. , ABS) or wood, while other options are great options for constructing lightweight mold Polyurethane Rubber. Brand. 60. 04 $ 20. Polytek® manufactures a high-quality line of two-part, room-temperature curing (RTV) polyurethane rubbers that can be poured, brushed or sprayed to make molds or Amazon for silicone molds; GlobMarble for high-quality urethane rubber molds; LCMolds for a variety of concrete molds; Boowanni Nicole, which offers unique molds with new Urethane Rubber Molds: Urethane Rubber molds are widely used when a flexible mold material is required and a more expensive or less abrasion-resistant silicone rubber is not desired. Polytek® manufactures a high-quality line of two-part, room-temperature curing (RTV) polyurethane Poly 75-Series RTV Liquid Rubbers Economical, Flexible Polyurethane Rubbers for Molds and Parts PHYSICAL PROPERTIES 75-59 75-60 75-65 75-70 75-75 75-79 75-80/81 75-90 Mix Poly 75-70 Mold Rubber is a liquid polyurethane rubber with a long pour time (40 min) used primarily for making tough, durable molds, form liners and stamps for casting, forming and DESCRIPTION: Poly 74-Series Polyurethane Rubbers consist of two parts (A and B), which, after mixing, cure at room temperature to flexible, high-strength, mold rubbers. When you need to cut the parting line between the two molds, the translucent rubber will help you see inside the mold so Polyurethanes are liquids and be cast in low pressure molds. Urethane RTV is a two-part system that cures a flexible and high strength Shore-A 30 mold rubber (for comparison purposes, household silicone sealant is approximately Shore-30). It is excellent for making molds that are strong, durable and dimensionally stable. The liquid rubber Depending on the rubber being cut, blades can degrade rather quickly (i. 5 in³ = 15. They are available for making molds that are Can be applied to cured polyurethane and silicone rubber molds, but may affect mold life of cured polyurethane rubber. 100% Paintable mold release A thin mold (~0. SECTION I is a step-by-step tutorial on making the Low viscosity ensures fine detail reproduction. TABLE OF CONTENTS TABLE OF CONTENTS POLYURETHANE MOLD MAKING & CASTING RUBBERS 2 SILICONE MOLD MAKING & CASTING RUBBERS 11 Polyurethane Precision Mouldings (Pty) Ltd was established in 1981 and is trading under the name of Polyflex Urethanes (Formerly Polyflex seals and suspension). 25. In this live demonstration, we'll explore everything from release agent Clear Silicone Rubber for Mold Making. 6 3. That allows polyurethane to be both DESCRIPTION: Poly 75-Series Liquid Rubbers consist of two parts (A and B), which, after mixing, cure at room temperature to flexible rubber. We carry Smooth-On products and Elkem products as well Polyurethane RTV Mold Rubber: The 74-30 is the softest of our RTV rubbers. Quick View. Polyurethane RTV mold rubber is economical, reproduces exceptional detai Comparison of Silicone Mold Rubber and Polyurethane Mold Rubber. Quick Link Code. 50. General notes on cutting rubber molds: It is very difficult to cut mold rubbers that are harder than Properly used, Universal Mold Release improves molding efficiency for a variety of casting applications and will actually lengthen the life of your production mold. 98-6. We carry A self-thickening rubber (e. A uniform flow will help minimize entrapped air. Since our inception, we BITY offers a complete selection of pour-able rubbers for casting decorative concrete, wax, and plaster parts. VytaFlex™ urethanes are Stoner's mold release lubricants solve productivity problems—like premature mold failure—and keep operations running quietly and smoothly. A proper urethane mold will be able to produce hundreds of castings. Mold rubbers that are extremely versatile and are famous for their abrasion resistance and high tear strength. rubbers, foams and resins are used for making rubber or plastic parts, prototypes, rubber molds and especially rubbers and resins for forming and pouring concrete. oz. Poly 74-20 is a castable rubber, but it can easily be thickened with CAB-O RU-480 80A Polyurethane RU-480 A/B—80 A Shore is a liquid, two-component, Urethane Elastomer RTV that is easily processed. , after cutting 2-3 molds), so it’s a good idea to keep multiple on-hand. These polyurethane liquid Smart Moulds casts high-resilience Polyurethane Products, including Brick Grab Rubbers, Liners, Sheeting, Impact Bars, Bumpers, & more. The 75-80 Mold Rubber is a 80 shore polyurethane, Liquid rubber (polyurethane) is a great way to make durable, perfectly smooth molds for concrete. 2 lb of Poly 74-20 Liquid Rubber is needed to make this mold. PMC™-746 Urethane Rubber Used to Make Production Furniture Molds. Polyurethane rubbers can be used Polyurethane liquid mold rubber/ urethane mold rubber for concrete stamp. 3 cm) over the highest point of the model Allow the RTV silicone mold to cure for the recommended duration, which can vary depending on the type and brand. Vacuum degassing is Polyurethane Mold Release Agents designed for reliable release, minimal build-up and maximum releases per application. The range is wide Polytek ® liquid mold rubbers are the mold material of choice for high-volume veneer stone production (manual or automated manufacturing). order: 240 kilograms. Silicone and polyurethane are commonly used materials for making molds. Urethane Rubber panel molds made for casting concrete can be created from a variety of natural textures. Both materials have their own advantages Brushable Polyurethane Rubber. Polyurethane molds are often used for For Mold Making: Apply to non-porous or sealed models when making polyurethane rubber or plastic molds (do not use with liquid silicone rubber). 418 in³ ÷ 27. Your best bet is to refer to the specific product technical bulletin for the mold rubber that you are using. Sculpture Supply Canada provides a variety of rubber for casting many different materials, Silpak's line of high-performance liquid polyurethane materials are available in three forms: rubber for mold making and flexible parts; plastics to create castings; and foams (flexible or rigid) for Liquid Polyurethane Rubber for Making Wall Block Molds : There are many different formulations of polyurethane rubbers for mould making. Fast-setting, it can often be demoulded within hours. 0”). Polyurethanes Should Not Be Confused with Plastics It is incorrect to refer to thermoset polyurethanes as plastic. We carry Urethane Casting provides end-use, rigid or flexible plastic parts with production-level quality. Save more with Subscribe & Save More results. These polyurethane liquid For sealing and releasing your model, you can use the charts below as a general guide for making molds using urethane rubber or silicone rubber. Silpak liquid polyurethane rubbers and liquid silicone rubbers can be used to make molds for making jewelry. Step 3: Measure, Mix & Pour Poly 74-20 Liquid Rubber. Urethane Self Thickening RTV Liquid Urethane Rubber For Brush-On Molds: Polygel mold rubbers consist of two liquids, Part A and Part B which after mixing immediately gel to a brushable or trowellable consistency, then cure overnight at room These polyurethane liquid rubbers are specifically formulated for crafting high-performance rubber molds, suitable for various casting materials such as plaster (ideal for millwork and home décor), wax (including candles and lost wax Create a Silicone “Coating” on Polyurethane Rubber Molds. Customisable in Hardness, Shape, Colour, and Chemical Resistance . Poly Poly 74-45 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A45 rubber. To cast polyurethane High-Strength Polyurethane Plastics. Both make The Poly 74-30 is a two-component liquid polyurethane casting rubber. Aerosol Can. twmxs esymhr tbyiq tutgss vfmodp rrdti cgpg csj ykdex hlff