The process is one in which an aircarbon arc torch is used to create an electric arc which melts away the metal, then uses compressed air to blow the molten metal. Arcair carbon gouging electrodes stoody industrial and welding. Welding power source, air carbon arc torch, and welding cables are depended on rod size. These recommended practices have been prepared by the c5 subcommittee on air carbon arc gouging and cutting, of the aws arc welding and cutting committee. Special applications have been made where cylindrical work has been placed on a lathelike device and rotated under the air carbon arc torch. Provide adequate ventilation in the gouging cutting area. The plasma gouging arc is less constricted than the cutting arc. Indias largest selling arc gouging carbons and cinema arc carbons manufacturer and exporter schutz carbon electrodes pvt. Our securfit jointed electrodes are a fine mixture of carbon and graphite, allowing the rod to burn longer and remove more metal. Usa chamfer rods are used for gouging, beveling and veeing out of excess metal in ferrous and nonferrous materials. A high grade, all purpose copperclad pointed gouging electrode.
Gouging electrodes, gouging electrodes manufacturers. The metal becomes molten and a high velocity air jet streams down the electrode to blow it away, thus leaving a clean groove. We cant convert your electrode holder to a plasma torchplasma cutter but, for field maintenance work, these rods are the next best thing to having an oxyacetylene. Mar 21, 20 a warning i do not know if this is absolutely correct or not but i dont want to test it out on my welder. The standard hot rod, without flared end, can also be purchased in 14. Physical data as shipped, these products are nonflammable, nonexplosive, nonreactive, and nonhazardous. Gouging rods may be cylindrical, flat, or a combination of shapes and sizes. Read about company and get contact details and address.
Keep this booklet available for reference at all times. The purpose of the welding handbook for maritime welders is to provide guidance in modern welding and related processes and to provide the welder with a source of practical information on the right solution to specific onboard welding problems. When using pointed gouging carbons, the user will have about 3 inches of stub loss. Gouging rods are used for cutting, welding, removing metal defects, inspection of welds and removing excessive welds. They are taken in size of 100 mm x 50 mm x 10 mm and also 10 mm diameter cylindrical rods. Manual gouging torches international customer care. An electric arc is generated between the tip of a carbon electrode and the workpiece. Hot rod the entire rod is consumed and none of the rod is.
Process description as in conventional mma welding, the arc is formed between the tip of the electrode and the workpiece. Dec 26, 2012 making sense of rod guide sizing posted in beginners corner. Gouging is a process where an arc is established between a carbon rod and the metal to be gouged and the metal is melted. Where possible, the work piece should be inclined so that the molten metal can run free under the force of gravity. Arcair 38 x 18 seadragon cutting electrode is specially designed exothermic cutting rod, patented single piece construction maintains balance necessary to sustain exothermic reaction. Its rod is nonconsumable, and the gouging electrode and nozzle can last longer than their plasma cutting counterparts.
Dc carbon gouging rods are used to remove excess metal from a wide range of materials at fast rates with low power consumption. Seadragon rod can be used like other oxygenarc cutting electrodes. The electrode is pointed in the direction of travel with a push angle approximately 45 with the axisof the groove. Air carbon gouging electrodes or carbons are designed for cutting and gouging metals such as carbon steel, stainless steel, copper, aluminum, and some high temperature alloys. Its controlled copper coating improves electrical conductivity for more efficient, cooler operation and helps maintain electrode diameter at the point of the arc. Requirements when using the gouging system a higher quality finish than grinding, chipping or older methods of plate preparation is achieved. Arcair cutting and gouging products nz welding engineers nz. Four hole head assembly optimizes air flow to the arc. Developed in the usa and now marketed by victor technologies in asia pacific, the brand includes products such as carbon arc gouging systems, exothermic arc cutting systems, underwater cutting torches, welding electrodes and more.
When jointed, symex copper to copper electrodes make nearly a perfect fit, providing constant. Smaw or stick electrodes are consumable, meaning they become part of the weld, while tig electrodes are nonconsumable as they do not melt and become part of the weld, requiring the use of a welding rod. Gouging or cutting occurs when the intense heat of the arc between the carbon electrode and the workpiece melts part of the workpiece. What would be the general areas to use them and some areas you would not use gouging. Air carbon arc gouging data suggested current ranges for commonly used electrode types and sizes electrode dc electrode with ac electrode with ac electrode with diameter dcep ac dcen in. Mma gouging differs because it requires special purpose electrodes with thick flux coatings to generate a strong arc force and gas stream. Dc gouging carbon rods national welding and industrial supplies. Dec 12, 2019 the air carbon arc cutting cac and gouging process is normally manually operated. Simultaneously, air passes through the arc quickly enough to blow the molten. Standard hot rods are also available in 2, 3, and 4 foot lengths. For most applications caca is used with dcep reverse polarity. High quality gouging torches for your heavy duty stick welding needs. Carbon gouging rods arc stick welder gouging electrodes.
Gouging electrodes are made of carbon and have a copper coating. Get gouging electrodes at best price with product specifications. While i was at the local welding supply shop i asked about copper coated carbon electrodes for use with brazing or arc gouging and was told by an employee. Gouging electrodes are inserted in arc gouging torches to position and form a carbon arc that melts the metal material. Jun 08, 2004 plasma arc gouging is a variation of pac in which material from the surface of a plate, casting, welded assembly, or other metal workpiece is melted and removed to form a gouge or groove. In compliance with the set industry standards, our offered electrodes are manufactured at our vendors end using modern technology. Though it sure helps to have a firewatch at the mill when were out there. Air carbonarc guide fumes produced by cutting particularly in confined places can cause discomfort and physical harm if inhaled over an extended period of time.
Sections cannot be connected for extended lengths q. Arc gouging electrodes welding support equipment welding. Making sense of rod guide sizing beginners corner rod. The test specimen for the experimental analysis was. Super blast cutting gouging rods use your arc welder to cut metal without gas forget about the time consuming process of grinding away old welds andor grinding a bevel for rewelding. Coalsmokes burn warning and tigmans pictures of fiery showers using 38 carbon rods are somewhat sobering. Biggest gouging rod ive used was 58 if youre using a machine that cant pump out the amperage required for larger gouging rods, go down a few gouging rod sizes and youll be fine. The added voltages increase the severity of the shock hazard. Grooving gouging the force of the pagr gouging rod arc removes the molten metal, by pushing it out in front of the groove, whilst a forwardandbackward motion.
The following is the standard welding procedure data sheet form suggested by the cwb, however, other welding procedure data sheet formats may be used. Faster gouging yields, excellent metal removal rates that challenge the leading products on the market purified carbon content for product consistency from lottolot, runtorun cooler operation to maintain the diameter of the electrode at the point of the arc. A wide variety of gouging electrodes options are available to you, there are 705 suppliers who sells gouging electrodes on, mainly located in asia. Plasma arc gouging is a variation of pac in which material from the surface of a plate, casting, welded assembly, or other metal workpiece is melted and removed to form a gouge or groove. Graphite electrodesstir rods from air arc gouging rods chemical mishaps. Through the use of this semiautomatic gouging system the operator is able to achieve efficient cost effective gouges with precise control which results in uniform. Chemical guide to osha hazard communication standard first edition. Arc gouging is the most used and most economic form of gouging. Innovative engineering products offering stainless steel 450 mm gouging carbon electrodes cutarc, size. Using a carbon arc torch for brazing and heating welding. Gouging rods are available as jointed or nonjointed. Our dc copperclad flat electrodes, available in two sizes, remove weld crowns and are used for scarfing applications. The speed of travel, the electrode angle, and the electrode size and current determine the groove depth. Operates at lower current and produces less fume than would normally be expected from gouging rods of this type.
This rod is most commonly used for removing old weld metal and sharp edges prior to subsequent welding operation. General purpose electrodes without the copper coating. The striking of an arc between the metal workpiece and a gouging electrode 2. These electrodes are good arc gouging electrodes and great for cutting steel, high temperature alloys, aluminum, copper, and stainless steel. Dec 18, 2016 just showing how to get graphite electrodes or stirring rods from a source other than buying them on ebay. About us proline welding supplies formerly welding supplies ltd offers a wide range of quality welding machines and consumables for the professional welder along with supporting advice and back up service. When several welders are working with arcs of different polarities, or when using multiple alternating current machines, the opencircuit voltages can be additive. Comparative study of air carbon arc gouging process on sae. Buy arcair 22053003 pointed direct current copperclad arc gouging carbon electrode, 516 x 12 inch, 350 450 amp, 50box 22053003 at gas and supply. The actual arc voltage is governed by arc length and the type of gouging.
Unlike mma welding where a stable weld pool must be maintained, this process forces the molten metal away from the arc zone to leave a clean cut surface. Gouging carbons from boc are available in a range of diameters to suit your gouging applications. Stainless steel 450 mm gouging carbon electrodes cutarc. Masterweld gouging rods are specially designed for cutting, gouging and piercing operations on all metals without the use of air or oxygen.
Air assist positive air shutoff minimizes air supply unit cycling on and off. Plasma or air carbon arc gouging miller welding discussion. The beginners guide to different types of welding rods. However, any threephase welding power source of sufficient capacity may be used for air carbon arc gouging. The air hose supplying air to the torch body should have an inside diameter of at least 38 6.
Gouging electrodes lincoln electric we use cookies to help our website work more effectively and efficiently, and to align our services and advertisements to your needs. Hi all,after having ordered a rod blank, cork rings, wrapping thread and all the other bits i need for my first build, im left with one purchase to go. Experience gained from user contact and welding training of crewmembers showed that. By continuing to use our website, you agree to our use of such cookies. A wide variety of gouging rod options are available to you, there are 629 suppliers who sells gouging rod on, mainly located in asia. Groovinggouging the force of the pagr gouging rod arc removes the molten metal, by pushing it out in front of the groove, whilst a forwardandbackward motion. We use cookies to improve your browsing experience and help us improve our websites. Recommended practices for air carbon arc gouging and cutting. Ive only heard of gouging rod for years and also have never seen anyone use it. The trailblazer is rated to use only up to 316 carbon rods with a carbon arc torch and this size rod can only take up to 250 amps. Use airsupplied respirators if ventilation is not adequate to remove all fumes and gases. For best results use appropriate capacity torches and 38 hose when using tip size 6 or larger.
Handbook of toxic and hazardous chemicals and carcinogens second edition. Unfollow gouging rods to stop getting updates on your ebay feed. Registry of toxic effects of chemical substances niosh pocket guide to chemical hazards june 1994. The arc that is produced using these electrodes helps in releasing high pressure gas stream that is generated from fast burning of. Schutz carbon electrodes pvt ltd a manufacturer of air. Gouging electrode ask price our organization is well known in the market for offering an excellent quality gouging electrode. Cutting rods can sustain burn with and without constant electrical power once ignited. The arc voltage used in air carbon arc gouging and cutting ranges from a low of 35 to a high of 56 volts. On another forum, another guy raised the very valid point that plasma does have a considerable consumable expense so that is yet one more reason to use air carbon arc over plasma for gouging.
Oxylance manufactures a variety of burning bars, sure cut rods and underwater cutting rods. Blue demon offers an excellent welding rod selection, providing you with options for choosing the best welding rod sizes and packages based on your personal use. The process is one in which an aircarbon arc torch is used to create an electric arc which melts away the metal, then uses compressed air to blow the molten metal out of the groove. Your source for welding, industrial, safety, and more.
In comparison to the 6011, 7018 welding rods give smoother, fuller welds and are easier to use for beginners. Graphite electrodesstir rods from air arc gouging rods youtube. The main advantage of manual metal arc mma gouging is that the same power source can be used for welding, gouging, or cutting, simply by changing the type of electrode. Gouging and cutting electrodes pagr gouging rod none.
To make a cut or a gouging operation, the cutter strikes an arc and almost immediately starts the air flow. Replacement boots will fit onto all arcair manual hand torch. Generally used to remove welding defects, excess welds and foundry risers from cast products. Open circuit voltage of welding, cutting and gouging power supplies can cause electric shock. Arcair is the world leader in air carbonarc cutting and gouging products. Precision gouging rods are available for removing mold pits, or producing a mold pit hole. Gouging carbons come in both copper coated and plain, and are also available jointed for continuous feeding operations. When jointed, symex copper to copper electrodes make nearly a perfect fit, providing constant electrode feed for greatly reduced stub loss.
Torches with flashback arrestors require up to 25% more pressure as tip size increases. Arc cutting and gouging supplies are used to cut and remove layers of existing metal from a workpiece. The goal of plasma arc gouging is to maximize the volume of metal removal. They are typically used in foundry applications to remove welds, prepare joints and edges for welding, and repair defects. Airgas offers quality arc gouging electrodes from radnor, arcair and other leading manufacturers. The smaller sure cut rods are available in tube sizes of 14 and 38 o. It can be run off the same machine you use for stick or tig welding and the only additional equipment you need is an arc gouging. Choosing a gouging method advantages and disadvantages of plasma, air carbonarc gouging. Heavyduty insulators, lever and handle that are all made from fiberglass reinforced thermoset polyester molding compound to withstand the heat and be impact resistant. Recommended practices for air carbon arc gouging and. All pressures are measured at the regulator using a 25 x 14 hose through tip size 5 and 25 x 38 hose for tip sizes 6 and larger.
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