The exothermic weld system is a welding process that utilizes an exothermic reaction a chemical reaction that releases energy in the form of very high temperatures and light to permanently joins metal connections. This molecular binding improves mechanical, electrical and anticorrosion properties compared with any mechanical connection. Exothermic welding west australian power protection. Introducing cadweld plus system the welded connection that will never loosen, corrode or increase. These products are intended for use with cadweld accessories only in making permanent connections. Cadweld installers and inspectors guide for cadweld electrical connections. Erico eritech cadweld one shot manuals manuals and user guides for erico eritech cadweld one shot. Erico have appointed ets cable components as the authorised ukreseller and stockist for cadweld exothermic welding products. Welding material is an exothermic mixture and reacts to produce hot molten material with temperatures in excess of 1400c 2500f and a localized release of. Cadweld exothermic welding manual, e834i e1123lt08wwen 0071m9. If you are looking for cadweld exothermic welding manual erico instruction download, our library is free for you. Cadweld electrical welding materials are exothermic mixtures that react to produce molten metal and a ceramic phase byproduct. Exothermic welding is also known as exothermic bonding, thermite welding or cadweld.
Exothermic welding is also known in the market with different brand names such as auraweld, cadweld, erico, exoweld, kumwell, furseweld, thermoweld, aiweld. Exothermic weld is a simple, costeffective and permanent welded connection that uses a hightemperature exothermic reaction to create a molecular bond. The resistance is calculated per national bureau of standards handbook 100, dated 1966, and. Exothermic welding of heavy electrical cables to rail applicability of arema track recommended practices for transit agencies evaluates current practices and possible improvements to methods of connecting heavy electrical cables to rail, and identifies areas where american railway.
Cadweld manufacturer, cadwelding exothermic welding. Use of improper or damaged equipment can lead to exposure to molten metal and reaction byproducts, resulting in p ersonal injury. Material safety data sheet cadweld electrical welding material. Exothermic weld also known in overseas market as amiableimpex amiableweld, cadweld, thermoweld, furseweld, erico, kumwell, exoweld and amiableweld. The cadweld gn connection kits contains all materials and necessary tools to make sixty cadweld connections quickly, easily and inexpensively.
Grounding systems incorporating this type of connection therefore operate as a continuous conductor with lower resistivity. Cadweld aluminum welding material is designed for use in cadweld equipment only. The typical cadweld system requires a graphite mold, handle clamp, welding material, natural bristle brush for mold cleaning, wire brush for cleaningpreparing. Apliweld exothermic welding is a process that achieves the molecular binding among two or more metallic conductors by a chemical reaction. It is also known as exothermic welding or thermite welding. Exothermic welding is a simple, economical method of making permanent, very high quality electrical earthing connections the exothermic welding process uses the high temperature reaction of copper oxide and aluminium within a semipermanent graphite mould to form electrical connections mainly between copper to copper or copper to steel. The lowemission exolon system is ideal for exothermic welding. The blackburn exothermic welding process is a simple, selfcontained method. Each exothermic connection mold will require the use of one of two reusable.
The tamper proof, integrated welding material package consists of a steel cup containing cadweld patented welding material alloys and an ignition source. Its excellent currentcarrying capacity and ease of use makes it ideal for all electrical connections and is superior to mechanical connections. Modern methods of exothermic welding, standard ieee837 2014 1 update in ieee837 2014 standard 2 comparison on traditional vs modern exothermic welding methods. The exothermic welding connection process is a simple efficient method of welding copper to copper or copper to steel.
Complete the form below to download a specification guide that can be inserted directly into an existing project specification section. Traditional exothermic used graphite mold used today ignited with flint ignitor very early had magnesium as starting. It was first used to weld signal bonds to railroad tracks. Safety non toxic and heavy metal non selfignite ignition temperature at least 400 c smooth reaction mould earnest design. Cadweld exothermic welding manual, e834i e1123lt08wwen 0071m9 erico. A cadweld is a brand name of the generic process called exothermic welding. Erico cadweld exothermic welding materials 90 free shipping. This complete cadweld exothermic welding kit includes all the materials a wireless infrastructure tower crew needs for exothermic welding processes for permanent cathodic protection connections. Jan 20, 2016 what is exothermic welding and why is it used. Cadweld or exothermic welding also known as exothermic bonding or thermite welding is a welding process for joining two electrical conductors, that employs molten metal to permanently join the conductors. Eritech cadweld plus, eritech cadweld exolon, eritech cadweld one shot, eritech cadweld plus one shot.
Sometimes, a short video offers the best form of explanation. Erico cadweld exothermic welding materials are a mixture of copper oxide and aluminum, packaged by size, in plastic tubes. These products are used to bond together one connecter with other molecularly. Cadweld exothermic welding bonding uk cadweld installers. The cadweld welding system provides a means to exothermically weld different metals together in a molecularlybonded connection which is electrically sound, immune to thermal conditions and not subject to the corrosion issues associated with mechanical or compression. Apliweld exothermic welding manual for a suitable and safety installation work, apliweld products must be used in conformance to this manual or in each particular product instructions, all available in should you require more information about the welding processes or in case of any. Cadweld plus was developed as a simplified method of performing exothermically welded electrical connections. View and download erico eritech cadweld manual online. Cadweld one shots and cadweld plus one shots produce permanent exothermic connections to. The parameters and criteria outlined in this manual are based on tests performed by erico, and on our years of experience using cadweld materials in the field to develop exothermic technology. In both, under corrosion control, the code allows the attachment of electrical leads using exothermic welding but limits. Attaching of cathodic protection cable by pin brazing and. Exothermic welding exothermic welding powders connections.
Amiableimpex was the first and on of the largest manufacturer and supplier company of high quality of exothermic welding powder which is also known as thermite or thermit welding in myanmar. Thanks to the electronic cadweld plus control unit, welds can. Cadweld electrical welding materials are exothermic mixtures that react to produce molten metal and a ceramic phase by product. Exothermic welding connection systems for earthing, lightning, cathodic protection and railway signaling applications graphite moulds, weld. Aug 21, 2017 if you are looking for cadweld exothermic welding manual erico instruction download, our library is free for you. All product instructions should be followed to help ensure proper welding and safety.
Exothermic welding connection systems for earthing, lightning, cathodic protection and railway signaling applications. Trbs transit cooperative research program tcrp report 71, volume 3. It was invented around 1895 by hans goldschmidt and refined later by dr charles cadwell. Cadweld is a trademark of erico international corporation. All the exothermic materials typically used in wireless infrastructure construction. We have 1 erico eritech cadweld one shot manual available for free pdf download. Erico cadweld exothermic welding west australian power. Each tube contains the starting material at the bottom of the plastic tube, with the weld metal on top. Site pro 1 features cadweld plus weld metal and electronic igniter, consists of weld metal cup, weld metal, disk, and ignition source that allows welding 6 feet away. Cadweld multi connection capabilities multi cadweld. Make sure to specify the original, nvent erico cadweld for your next project. Erico cadweld exothermic welding the cadweld process is a chemical reaction of granular materials which produces molten metal.
The convenient singleuse package makes the connection to the ground rod without a mold or starting material. Exothermic welding manufacturer and supplier myanmar. We also supply exothermic welding kit in the philippines. Doug attaching the copper ground wire from the tower to the ground rod. The cadweld plus system offers all the benefits of the standard cadweld exothermic welding connections in a much more efficient way. Uk reseller and stockists of complete erico cadweld exothermic welding systems. The cadweld plus cup design for the integrated welding material package has streamlined the installation process by eliminating ignition materials. Exothermic welding manufacturer in the philippines aura. Over the years, erico has developed numerous weld metal alloys. The typical erico cadweld system requires a graphite mold, handle clamp, welding material, natural bristle brush for mold cleaning, wire brush for cleaningpreparing conductors, flint igniter. Erico 90 cadweld f20 welding material irby electric supply. It does not require an external heat or power source. See historical documents, photos, and learn about our cadweld innovations, many applications and the continuous improvement of the industry standard for exothermic welding systems. Cadweld is a term you hear often, especially when working on equipment grounding designs.
Kumwell is directly equivalent to other known brands viz, furseweld, erico cadweld, thermoweld, wallis etc. The process employs an exothermic reaction of a thermite composition to heat the metal, and requires no. The exothermic welding process uses high temperature reaction of powdered copper oxide and. Refer to manufacturers guide extract to visually check a joint. Exothermic welding system exothermic welding kit latest price. One advantage is that no outside power is required when using the exothermic welding powder. We are engaged in manufacturing and supplying a wide range of exothermic welding to our clients. Please contact us for any questions or modifications. This newly shaped welding material package is designed for use in all standard cadweld molds, including cadweld multi. Unlike compression and bolt clamp, exothermic welded joint becomes a homogeneous metal. In every industry, specifiers, engineers, installers and contractors trust cadweld to provide electrically superior. The original exothermic welding system nvent erico cadweld. We provide copy of keyword download in digital format, so the resources that you. The erico cadweld plus exothermic welding system is a unique market offering.
Providing superior, molecularly bonded connections compared to traditional connections. Material safety data sheet cadweld aluminum welding material. Cadweld plus the standard by which all others are measured cadweld plus is a revolutionary system that simplifies the process for exothermic. Exothermic welding of heavy electrical cables to rail. The products offered by us are manufactured using high grade raw material which. Cadweld plus exothermic weld metal columbia safety. Erico products shall be installed and used only as indicated in erico product instruction sheets and training materials. Eritech cadweld welded electrical connections facility electrical protection catalog. Posted on january 20, 2016 by nicktimms exothermic welding also known as thermite welding or exothermic bonding is a process for permanently joining earthing grounding or lightning protection conductors together. Welding material is an exothermic mixture and reacts to produce hot molten material with temperatures in excess of 1400c 2500f and a localized release of smoke.
In every industry, specifiers, engineers, installers and contractors trust cadweld to provide electrically superior connections that will never loosen, break or corrode in most environments. The process involves an exothermic reaction reaction that yields energy between aluminum powder and copper oxides. Exothermic weld material, cadweld plus weld metal and. The erico cadweld exothermic welding system furnished under this specification shall meet the applicable requirements of ieee standard 80 ieee guide. Ets is the authorised uk reseller and stockist for erico cadweld. Plusstart exothermic starter kit with cadweld electronic. Exothermic welding withstands about 5 times higher than the clamps connection in mechanical force. Cadweld 8051 exothermic welding deluxe kit columbia safety. Exothermic welding graphite mould for exothermic welding. Eritech cadweld welding system pdf manual download. The products offered by us are manufactured using high grade raw material which is sourced from the most reliable vendors of the market. It is the only system that offers a consistent welded connection that will never loosen, corrode or increase resistance. Exothermic welding, also known as exothermic bonding, thermite welding tw, and thermit welding, is a welding process that employs molten metal to permanently join the conductors. Cadweld remote batterpowered controller box designed for 600 connections with one set of batteries requires no special batteries or charger comes standard with hightemperature lead connects to the welding material ignition strip with a custom made, purposedesigned termination clip sends a predetermined voltage to th.
Feb 16, 2011 this feature is not available right now. Specifying the right exothermic welding connections are critical to the life of a grounding system. This instruction manual offers and provides training for personnel to make a variety of different types of exothermic connections, covering the required safety aspects as laid down. Cadweld one shot for connections to ground rods data sheet. May 03, 2012 exothermic welding also known as cad and thermite or cad welding is frequently used for bonding electrical conductors for grounding. Gme supplys 8051 exothermic welding deluxe kit features three different weld metals and a variety of molds. The exothermic welding process is carried out by using exoweld graphite moulds, exoweld welding powders, exoweld handle clamps and various safety tools. The cadweld plus one shot produces a permanent exothermic connection to a ground rod that will not loosen, corrode or increase in resistance for the life of the installation. Download a specification guide that can be inserted directly into an existing project specification section. Cadweld plus welding run tap material pn pt parallel horizontal tee 4 2 sol 2 10 20 30 40 250 sst1l sst1t sst1v.
The process employs an exothermic reaction of a thermite composition to heat the metal, and requires no external source of heat or current. Cadweld connection the cadweld exothermic welding process fuses conductors together to form a molecular bond with a currentcarrying capacity equal to that of the conductor. Exothermic welding also known as thermite welding or exothermic bonding is a process for permanently joining earthing grounding or lightning protection conductors together. The process has an obvious risk of burn injuries and the potential to start an unintentional fire. Packing for rebar molds, cadweld mold sealer, mold cleaning tool, cable clamps, surface clamps. When emptied into a cadweld mold, that places the starting material on the top find erico cadweld exothermic welding materials 90 and get free standard shipping on. Exothermic connection systems have long been referred to as cadweld. The cadweld welding system provides a means to exothermically weld different metals together in a molecularlybonded connection which is electrically sound, immune to thermal conditions and not. Only erico manufactured equipment and materials should be used to make cadweld connections. Exothermic weld is the universally preferred method for making permanent coppertocopper and coppertosteel electrical connections. How to specify the original exothermic welding system. Modern methods of exothermic welding, standard ieee837. Exothermic welding is used to join copper conductors together to.