We’ve put together this guide to epoxy chemical resins, including their many applications and benefits, to help you decide whether this is the best product for your fixing application. The Buffalo epoxy resins are designed without styrene, hence they are low-odour and great for use in confined areas. Learn how to remove a chemical anchor by grinding or coring. The guide will ensure successful anchoring in solid and hollow cavity materials. Use of Expandet Threaded Rod together with Expandet Chemical Anchor: Expandet Chemical Anchor is defined with 1 embedment depth. With this, the chemical naturally fills in all irregularities and therefore makes the hole airtight and water proof, with 100% adhesion. Finally, chemical anchoring gives you the opportunity to make slight adjustments to the stud’s alignment during the chemicals open working time, whereas a mechanical anchor needs a hole to be drilled millimetre-perfect every time to correct depth and angle, and if it isn’t, it cannot be used. They form a weather-resistant chemical bond that seals out moisture and resists vibration and dynamic loads better than mechanical anchors. These include polyester resin, epoxy acrylate resin, vinylester resin and pure epoxy resin. Resins will react differently depending on the environment, and temperature is a key parameter for the gelling and curing times you can expect. Uses the mechanical advantage of screw threads to obtain high expansion pressure. A mechanical anchor, such as a sleeve anchor, Dynabolt®, wedge anchor or drop-in anchor, is inserted in the concrete and expands upon tightening. Get free shipping on qualified Chemical Anchor Anchors or Buy Online Pick Up in Store today in the Hardware Department. When concrete is saturated with or submerged in water, use these epoxies to permanently set threaded rods, studs, and rebar. It can be used with all grades of threaded rod and rebar and is also suitable for bolts, posts, studs and anchors. Join our mailing list today and benefit from 10% off your next order with us. Buffalo EPSF is an epoxy acrylate designed as a fast-curing resin fixing anchor for high loads and medium loads and is particularly advantageous for fixings in damp environments or with chemical exposure. Setting chemical anchors properly is an important component of concrete construction in the United States. Use an electric drill for concrete or wood walls and a drill or an awl for drywall. Hence it only utilizes one of the 3 embedment markings on Expandet Threaded Rod in carbon and stainless steel. With chemical anchoring, a resin is injected into the hole prior to insertion of the stud. Good Use Hardware Co., Ltd. is one of prime How To Order Chemical Anchors Online | chemical anchors suppliers based in Taiwan since 1997. Epoxy resins possess higher chemical resistance to common products like acids, alcohol, diesel and oils when compared to other types of resin, hence it’s capable of withstanding extreme conditions. The impressive compressive, flexural and peel strength of epoxy resins make them the ideal choice for the building and construction industry. The below examples for Buffalo EPSF and PUR are based on a temperature of 15°C. This is the epoxy’s ability to handle weight, which is especially important if the resin is going to be under heavy loads or used as a structural adhesive. All the chemical anchors produced by Bossong are styrene-free and have a thixotropic consistency, in order to allow overhead installation. We can also provide an estimation of quantity required for each individual project using our Resin Calculator. The first systems to be launched were anchor rods and glass capsules. To use chemical resin and anchors together, ensure that you make an appropriate hole as recommended by the manufacturer’s catalogue in terms of diameter, depth and spacing. "Chemical or resin anchors are generic terms relating to steel studs, bolts and anchorages which are bonded into a substrate, usually masonry and concrete, using a resin based adhesive system. Both the versions i.e. "Chemical or resin anchors are generic terms relating to steel studs, bolts and anchorages which are bonded into a substrate, usually masonry and concrete, using a resin based adhesive system. If you have a number of chemical anchors to install, ensure you have all holes drilled, ready for applying resin. The longer working time of Pure Epoxy makes it suitable for deeper and larger diameter fixings. Buffalo PUR is a pure epoxy fixing resin designed for high load bearing applications in concrete. Use anchors and metals with similar electrochemical potential. Additional Technical Resources. You must have JavaScript enabled in your browser to utilize the functionality of this website. The WPER500 is a high performance pure epoxy based chemical anchoring system for heavy and very heavy loads. swimming pools), designed for deep embedment and large diameter holes due to its zero shrinkage and longer working times. The Buffalo PUR resin benefits from zero shrinkage, which maintains the ultimate bond strength. Removing Chemical Anchors. Free next day delivery or click & collect from store. Below is a comprehensive list of the steps you should take to fit a chemical resin anchor: Drill the hole (s) Remove any loose material from the hole to get the best hold against a debris-free surface. Using anchors. It’s suitable for fixing rebar, threaded studs and anchors to install a massive variety of applications. It then reacts with the hardener or curing agent and cures into a very strong adhesive, which is why it’s such a popular option for the building and construction industry. Inject Resin Using the Applicator Skeleton Gun – Ensure the gun is fitted with an extension tube of the correct length and diameter to reach the bottom of the hole. Minimum curing time = 60 minutes (dry concrete) and 120 minutes (wet concrete). And with mechanical anchors, each predetermined size—length (embedment) and diameter—has its own load capacity limits. Modern health and safety laws dictate that is essential to be aware of the risks and hazards of the products and chemicals you are required to work with. Floor Boards Removed. Buffalo EPSF Epoxy Acrylate has a shelf life of 12 months from the manufacture date (Should be stored between +5˚C & +25˚C) and Buffalo PUR Pure Epoxy has a shelf life of 24 months from the manufacture date (Should be stored between +5˚C & +35˚C). Our Buffalo resins are independently tested and have the following certifications/approvals: Epoxy chemical resin is particularly useful for anchoring applications. The non-expanding nature of a chemically-held rod drastically reduces the chance of the surrounding concrete cracking. Epoxy resin provides one of the strongest bonds and is considered one of the strongest of all types of adhesives. Following correct installation methods are critical, Allfasteners offers training and instruction in this. EPSF is great for use in both dry and wet concrete applications, including those that are load bearing. This refers to the epoxy’s adhesive bond strength ie. This is a great benefit, as it’s unlikely that the resin will have to encounter temperatures high enough to affect it. The high flexural strength of epoxy resins means that once they are cured they will stay in place and will not warp or bend. This can be achieved using a blowout pump. Of course, most anchors for use … Chemical Anchors Foil capsule adhesive anchor HVU & Adhesive anchor system HVU-TZ Page 196-197 Slow-cure injection system HIT-RE 500-SD Page 200 Injectable mortar Hilti HIT-HY 200-A Page 203 Injectable mortar HIT-MM PLUS Page 206 Injectable mortar HFX Page 207 Injectable mortar HIT-HY 70 Page 207 Anchor Rods and Elements Heavy Duty Construction Screws: Landscaping and More, Telecommunication Tower Maintenance in Australia, A Worksite Efficiency and Processes Chat with Casello. In the building, construction, manufacturing and engineering industries it’s crucial to use an adhesive that is strong and reliable. The Huge popularity of chemical anchors is because they are many times superior to all conventional materials used for fasteners, according to its specifications. The range of chemical anchors is composed by: POLY EC: Polyester resin without ETA-CE certification, for medium/light loads and for use in different base materials such as concrete, solid and hollow masonry. Call Anchor Fixings: +44 (0) 28 9084 2373  |  Delivery Policy  |  Returns Policy  |  Privacy Policy  |  Terms and Conditions, Company Reg Number: NI 615 709  |  VAT Number: GB 151 9652 02. So, what is a chemical anchor’s advantage? Chemical anchors have virtually unlimited embedment depth, so you can embed any length of rod into the hole to increase the load capacity. The downside of chemical anchors, to some contractors, are that they are more complicated to install, and incorrect installation habits can jeopardize the anchor’s capacity. We can supply certification as required. PROFIS Engineering. With chemical anchoring, a resin is injected into the hole prior to insertion of the stud. See our own range of chemical injection systems and see why we lead the market for strength, compliance and value. If you have a number of chemical anchors to install, ensure you have all holes drilled, ready for applying resin. CHEMICAL ANCHORS What is a Chemical Anchor? Chemical anchors have become increasingly important in recent years. All of these have different applications so it’s important to make sure the resin you choose is the most appropriate for your application. This is because the hardener part in the resin is more active. It may need to handle heavy loads and maintain structural integrity, and you’ll need a resin that has high bonding strength and resistance to external influences so that you prevent repairs being needed in the future. To obtain the concrete resistance use the corresponding 2 anchor configuration V*Rd,c and multiply by the factor = 2.5 Design steel resistance (shear): VRd,s Anchor size M8 M10 M12 M16 M20 M24 The result is a resin that’s extremely long-lasting and durable. For repairing cracks, joining or fixing roof tiles, use ready mixed cement such as the Fischer DEC premium express ready mixed cement cartridge with a 310ml capacity. However, apples should be compared to apples in this instance, as both fasteners are often used for very different things, especially when satisfying engineers’ requirements. Good detailing practices can help reduce the galvanic corrosion potential of anchors. They are perfectly suited for high load applications as in virtually all cases the resulting bond is stronger than the base material itself. A step by step guide on how to ensure correct installation of chemical anchor studs and threaded bar and rebar. They may also be considered more expensive than mechanical anchors. Separate electrochemically dissimilar metals with insulating materials. We can deliver it straight to your site if you’re too busy to collect, plus any orders over £100 will even receive free sweets on us! ChemSet™ is the leading Chemical Anchoring brand in Australia due to its high quality, reliability and versatility. The real usefulness is clear when trying to anchor fittings into loose stone walls and soft red bricks. Seek advice on this, if there is ever any doubt with what to choose. Let’s look at these properties in more detail: The resin component has a longer shelf life compared to other resins. This means you can keep the resin on hand for longer and you’ll spend less time and money purchasing more. If your drilled holes are likely to have voids (frequent in hollow blocks or bricks), you’ll need resin injection anchor sleeves to control the flow of resin and provide a secure fix to the substrate. The resin hardens quickly in the nozzle, therefore it is important to install all anchors within as short a timescale as possible. Get answers to your questions in our photography forums. How to Remove a Chemical Anchor. Inject gently, slowly removing the tube … How to use chemical anchors? Certified chemical anchor solutions with wide selections of adhesive materials including epoxy anchors, concrete anchors, resin anchors for heavy loads in rebar application, diamond drilled holes and anchoring in solid concrete. • Zinc anchors are malleable and compress under high loads. Chemical Resin Anchors: When To Use Them? Chemical anchors (I prefer the simpler term ‘resin anchors’) exert no setting stresses in the base material so can be specified at closer edge and spacing distances in concrete and will usually develop the strongest anchorage in masonry materials – which are their main ‘Pros’. Injecting Resin Using Skeleton Gun. The beauty is that chemical fix resin type bonding agents is that the chemical fix not only sticks … At Anchor Fixings, we stock the Buffalo brand of resins, which are manufactured to a consistently high specification. JavaScript seems to be disabled in your browser. Chemical anchoring is a technique for fastening to concrete and similar substrates that provides more flexibility than mechanical anchoring. Anchorages bonded into a substrate for higher load applications. Get in touch with our fast and friendly team for more information and pricing, or place an order through our enquiry basket. Epoxy resins are a group of prepolymers and polymers that contain epoxides, which react with the hardeners or curing agents added. Conclusion. Chemical or resin anchors are steel studs, bolts and anchorages which are bonded into a substrate, usually masonry and concrete, using a resin based adhesive system. How to install chemical anchors, correctly. This refers to the bending strength, which is the epoxy’s ability to resist deformation under a load. Use a resin hole brush to do this. It’s imperative that it is mixed thoroughly to ensure an even cure. Expert news, reviews and videos of the latest digital cameras, lenses, accessories, and phones. This is very good for securing railings close to edge, or concrete stairs, and similar applications. You can also use one anchor-and-screw combo as the primary holder, and add a smaller anchor to hold the object steady. Whilst being a very popular and economical option, there are, however, some limitations. Epoxy resins are combined with a hardener or curing agent in order to achieve polymerisation. To gain maximum adhesion, ensure the drill hole is cleaned out and free from dust. The Epoxy Acrylate and Pure Epoxy resins from the Buffalo resin range share some similar applications but also have features that lend themselves to particular applications. Buy Chemical Fixings at Screwfix.com. At Hilti we want to make your jobsite safer and more productive by providing you adhesives with as little installation requirements as possible. Buffalo EPSF has a flexural strength of 15.4  N/mm2 (test method EN ISO 178 / ASTM 790) and Buffalo PUR has a flexural strength of 41.64 N/mm2 (test method EN ISO 178 / ASTM 795). Epoxy is thermosetting, which means that it cures depending on the surrounding temperature and once it is cured it cannot be uncured. And if you choose to use a larger-diameter hole with a thicker rod, you increase load capacity again. This expansion causes the anchor to grip the wall of the hole and provide an extremely strong hold. This product is solvent free with virtually no odour, making it safe for use in contained areas. The strength of epoxy adhesives is degraded at temperatures above 350°F (177 °C), which means it has impressive heat resistance. Epoxy resins are the best option if the installation is critical or structural. We can specify which resin to use and if a particular brand has been specified we will advise on the more cost effective solution. This resin has ETA, WRC and Fire Rated approvals. Used with all grades of threaded rod and rebar, Suitable for bolts, posts, studs and anchors, Used in concrete (both dry and wet), including load bearing applications, European approval for use in masonry with nylon sleeves, Good for confined spaces as it’s styrene free, Ideal for diamond drilled holes due to maximum adhesion to smooth surfaces, Great for rebar usage due to slower gelling action, Suitable for areas of high chemical exposure (e.g. Among this range are two epoxy resins, Buffalo EPSF (Epoxy Acrylate) and Buffalo PUR (Pure Epoxy). 4 anchors: For shear loads acting parallel to the edge - the anchor row closest to the edge is checked to resist half the total design load. The resin hardens quickly in the nozzle, therefore it is important to install all anchors within as short a timescale as possible. Chemical anchors —also known as chemical studs—can also be placed towards the edge of concrete substrates and through masonry block. Use of embedment mark (h ef2) for Expandet Chemical Anchor M8, M10 & M12 Use of embedment mark (h ef1) for High loads are possible with Buffalo EPSF, with a compressive strength of 45 N/mm2 and even more so with Buffalo PUR with an impressive compressive strength of 82.48 N/mm2 (test method EN ISO 604 / ASTM 695). The introduction of specialist anchor rods with a cone geometry enabled additional applications in cracked concrete. The use of this type of mounting ensures a firm hold of any hanging element to almost any material. Ensure that the anchor is the anode when dissimilar metals are present. This hardened epoxy is incredibly waterproof, which is why it is widely used in the production of coatings and waterproofing. Good Use Hardware Co., Ltd. is one of prime epoxy anchors | chemical anchors suppliers based in Taiwan since 1997. Use two anchors to hang larger pictures and provide greater holding power and stability. fischer has a unique competence in developing and manufacturing chemical fixing solutions. Abstract : based on the analysis of planting reforced bar technique used in harbour porches of jiangmen , the main constrction points and measures of chemical anchoring are put forward when applied in the reconstruction reforcement and other projects 2. Chemical fixings are the fixing solution for transferring extreme loads in concrete, aerated concrete or masonry expansion-free. It is approved for use in cracked and Epoxy resins can be a more expensive option compared to resin glue or other chemical resins, however, their excellent bonding capabilities surpass all other types of adhesive. Want to be kept up to date with our news, products and monthly offers? They are supported by the many approvals required by the construction industry to meet international standards, giving you 100% peace of mind in product performance and regulatory compliance. The chemical process that takes place is referred to as curing, where the previously soft epoxy is converted into a stiff material. Anchors "Hilty" Advantages of anchors At present, the installation of chemical anchors is a procedure that has no analogues, and the possibilities that it opens are quite broad. Proper depth, thorough cleaning processes, use of … Certified chemical anchor solutions with wide selections of adhesive materials including epoxy anchors, concrete anchors, resin anchors for heavy loads in rebar application, diamond drilled holes and anchoring in solid concrete. Easy to install chemical anchors opens up possibilities for their use. Buffalo resins have been specifically been designed to provide for all applications and sectors of construction and benefit from a clear colour coded selection criteria, which makes it easy to select the resin that is best for your application. Chemical Anchors designed for performance Epoxy and hybrid adhesive anchors keep you productive on real-life jobsites. At Anchor Fixings, we stock a variety of chemical resins from the Buffalo resin range. Stainless Steel Fixings: Are They The Best Option? With this, the chemical naturally fills in all irregularities and therefore makes the hole airtight and water proof, with 100% adhesion. Warning: Allowable pull-out strength is 25% of ultimate values or less, as required by building authorities. Here’s what you’ll find in this guide: Epoxy is a type of chemical resin, which is the overall term for the different types of resin available. 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