The excellent stability of mixed metal oxide mmo coated titanium anodes have been used in the cathodic protection industry for almost 30 years. The mixed metal oxide is a crystalline, electricallyconducive coating that activates the titanium and enables it to function as an anode. Specifications for an application for mmo electrodes. Precious metal containing mixed metal oxide mmo electrodes. The use of iridium oxide iro 2 is preferred for all cathodic protection applications. Mixed metal oxide anodes have an extremely low consumption rate. Reference electrode tita niu m co nducto r b a r 12. Quantity 0 or 1 per shell, total quantity as per project requirements. The term is generally used to describe any anode having a valve metal substrate coated with oxides of noble metals. The bulk oxides are typically a mixture of titanium dioxide tio 2 and tantalum oxide tao 5. When applied on titanium, the coating has an extremely low consumption rate, measure in milligrams per year. The mixed metal oxide coating is a crystalline electrically conductive coating that activates. Our products anodes technology by optimum anode technologies. Mmoti flexible anode is the new generation of flexible anode with a long life.
Jun 29, 2017 mixed metal oxide coated titanium mmoti anodes are also a common anode technology utilized in canister anodes typically these anodes consist of a titanium substrate on to which a mixture of mixed metal oxides is electrodeposited on to the substrate and thermally cured. Mixed metal oxide coating is a combination of precious groups of metal oxides. When the coke powder is consumed completely, mmoti flexible anode. Our proprietary catalysts are suitable for use in a wide range of cathodic protection applications, including soil, carbonaceous landfill, fresh water, brackish water, and seawater. Telpro mmo coating consists of iro2ta2o5 and is suitable for use in all cathodic protection applications.
Vertical deep and shallow mixed metal oxide anode system overview custom configured vammo vertical anode utilizing mixed metal oxide suitable for all well anode applications. All lida mmo anodes are manufactured with a titanium base and a precious metal oxide coating. Utilizing a specially engineered adhesive, the inert mixed metal oxide coated titanium tape anodes are simply applied onto concrete surfaces. Mixed metal oxide based electrocatalytic anodes are a different type of anodes when compared to conventional anodes. Fully customized, allowing designer flexibility for varying project conditions. Available in 3 current densities 20, 30, and 40 mam2 of concrete some sizes are special order, call for details. Due to its large current and small grounding resistance, it can be buried in the place far away from the anode structure. The innovative vectrode ti tape anode was developed with the highest metal processing technology and extensive experience and knowledge of concrete cathodic protection. Electrotechcp crm anodes are ideally suited for cathodic protection applications. Mixed metal oxide how is mixed metal oxide abbreviated. Precious metal containing mixed metal oxide mmo electrodes by. In recent years, mmos have received an intensive interest as anode materials for electrochemical treatment of. The mixed metal oxide coating is sintered to the titanium substrate, providing alightweight, durable electrotechcp anode. Mmo ti flexible anode mixed metal oxide titanium flexible.
The nmt discrete tubular anode system offers this anode material in an economic and reliable discrete tubular anode format. Mmo platinized iccp anodes, is an economical method for controlling corrosion on above ground storage tank bottoms, buried and submerged structures, deep and conventional ground beds fresh, brackish and salt water electrolytes, offshore platforms, condensers, water tanks and pressure vessels. When high potential magnesium anodes are required for high current applications, farwest offers the ultramag high potential magnesium anode the ultramag anode is manufactured from high quality, primary magnesium under strict, state of the art production techniques, anode chemistry, testing and. Lida wire anodes are manufactured in two diameters, 1. Yuxis linear anode are made from high grade titanium wire with mixed metal oxide catalyst, and can last for more than 50 years. Mixed metal anodes data sheet pipeline maintenance.
Mixed conducting components of solid oxide fuel cell anodes. Mmo wire anodes are available in two standard sizes, with two standard current ratings. In cathodic protection, the most widely used sacrificial anodes are magnesium anodes. Mixed metal oxide coated titanium has been extensively and successfully used as an anode material for cathodic protection of reinforced concrete worldwide in a variety of configurations. We supply mixed metal oxide mmo and platinum catalytic coatings that are sintered to a titanium substrate, providing an anode that is both lightweight and durable. There are 616 suppliers who sells mixed metal oxide anode on, mainly located in asia. The morphological analysis show that mtmos possess distinct nanostructures such as tetragonal, spherical nanoparticles and hexagonal nanosheets. These anodes are dimensionally stable, long life anodes that are not consumed during the process of generating cathodic protection current. Companies manufacturing silicon iron anodes also prefer to add little chromium, making them better suited to situations where chlorine or other aggressive agents may be generated by electrolysis. Our product range is extensive, as you will see in this website, and our services include a wide variety of cathodic protection engineering and installation offerings.
Mixed metal oxide titanium flexible anode integrates the advantages of large current of mmo anode and excellent conductive performance of copper conductor cable. Mmo ti flexible alloy sacrificial anode mixed metal oxide. Mmo anodes, or mixed metal oxide anodes are the latest technology in the corrosion industry. Mixed metal oxide anode mmo anodes have the advantage of low consumption rate and high current capacity. The operating characteristics for mmo coating loadings are shown below. We supply mixedmetaloxide mmo and platinum catalytic coatings that are sintered to a titanium substrate, providing an anode that is both lightweight and durable. For these reasons, the ultramag anode meets or exceeds industry standards for high potential magnesium anodes. The advantage of the mmo anodes is its low consumption rate, which is measured in terms of miligrams for ampreyear. Mixed metal oxide when coated over titanium activates the latter. Mmo electrodes i significantly reduced the anode overpotential and. Mixed metal oxide anodes mmo the mmo formally known under the trade name of dsa, dimensionally stable anode was invented by henry beer.
Lida wire anodes are titanium wire with a mixed metal oxide coating. A wide variety of mixed metal oxide anode options are available to you, such as not powder. Mmo anodes have the advantage of low consumption rate and high current capacity. The coating of the mixed metal oxides on the anodes has an almost negligible consumption rate of less than 1. Mmo wire anode consists of solid titanium wire which meets as1m 6348 grade 1 or 2 standard that has been coated with mixed metal oxide coating. The ultramag anode is manufactured from high quality, primary magnesium under strict, state of the art production techniques, anode chemistry, testing and certification. Titanium cored cable with xlpepvc insulator mmo titanium anode in concrete. Pdf what you need to know about mmo coated metal anodes. Mixed metal oxide mmo electrodes, also called dimensionally stable anodes dsa, are devices with high conductivity and corrosion resistance for use as anodes in electrolysis. Mixed metal oxide anode the mixed metal oxide anode mmo anode is a type of impress current cathodic protection iccp anode developed through the technique of electroactive coatings on titanium tube developed in the early 1980s. Deyuan is equipped with a comprehensive mixed metal oxide anode factory, which is one of the professional and wellknown such manufacturers and suppliers in china. Titanium anode is an ideal cathodic protection product to replace the conventional anodes used to protect tank bottom, underground vessel, pipeline.
Mmoti flexible anode,mixed metal oxide titanium flexible. The mixed metal oxide is a crystalline, electrically conductive coating that activates the titanium and enables it to function as an anode. Mmo platinized iccp anodes impressed current cathodic protection iccp is an economical method for controlling corrosion on above ground storage tank bottoms, buried and submerged structures, deep and conventional ground beds fresh, brackish and salt water electrolytes, offshore platforms, condensers, water tanks and pressure vessels. The consumption rate of the mmo anode is counted by milligrams per ampere year, and as a result of their low consumption rate, the metal dimensions remain nearly constant during the design life of the anode. Mixed metal oxides mmos have been extensively employed for heterogeneous catalysis. Please see our ultramag magnesium anode white paper.
The benefits of mmo anodes are built into all of our core cathodic protection anode products, as shown in the table below. The mixed metal oxide anode mmo anode is a type of impress current cathodic protection. The mmo coating typically uses a base of iridium as the primary. Nanostructured mixed transition metal oxides for high. Mixed metal oxide tubular anodes cathodic protection co ltd. Titan manufactures the complete solid mixedmetal oxide anodes for use in a variety of corrosionprone environments. Because mixed metal oxide anodes have an extremely low consumption rate, the titanium substrate remains constant throughout the design life of the anode. One oxide is usually ruo 2, iro 2, or pto 2, which conducts electricity and catalyzes the desired. Cathodic protection anodes, mixed metal oxide, mmo coating. The most common anodes in these systems are silicon iron anodes, graphite anodes, mixed metal oxide anodes and platinumniobium coated wires. Platinised titanium anodes, platinized niobium anode.
Because mixed metal oxide anodes have an extremely low consumption. The consumption rate of the mmo anode is counted by milligrams per ampere year, and as a result of their low consumption rate, the metal dimensions remain. Many cp specifications for concrete structures using mmo titanium. Ribbon anode spacing m l 2d tan 60 mixed metal oxide mmo coated ribbon anode tank corrosion control mui international expected current throw from anode typical anode layout anode length calculation l ribbon anoderibborbbono 1. Mixed metal oxide anodes are lightweight and durable with a very low consumption rate. Mmo tubular anodes have an extremely low consumption rate. In the presence of a dc voltage source they cause an electrical reaction that generates cathodic protection current. Mmo anodes mixed metal oxide for cathodic protection. Solid titanium wire with mixed metal oxide coating provides low attenuation in combination with prepackaged carbon. Mixed metal oxide anodes consist of a high purity titanium substrate with an applied coating consisting of a mixture of platinum group metal oxides. Impressed current cathodic protection anode system product. Mixed metal oxide mmo and linear anode systems for storage tank soil side corrosion prevention, have long been established as the goto anode system for corrosion prevention systems. Electrolyte maximum design current density anode life. The top countries of suppliers are china, india, from which the percentage of mixed metal oxide anode supply is 99%, 1% respectively.
Mmo ti flexible alloy sacrificial anode mixed metal. The anode mesh is used as a key component in the cathodic protection of reinforced concrete structures. They are made by coating a substrate, such as pure titanium plate or expanded mesh, with several kinds of metal oxides. The titanium substrate remains constant throughout the design life of the anode is manufactured using titanium which meets astm b338 grade 1 or 2 standards. Mixed metal oxide titanium flexible anode can also be used in the impressed current cathodic protection of large storage tank floors. Ultramag high potential magnesium anodes for cathodic. For use on pipelines, the product comprises mixed metal oxide wire anode material piggybacked to a cable at. Mmo anodes are a mix of metal oxide electrocatalysts.
Based on extensive experience manufacturing products and years of. The mixed metal oxide coating is a crystalline electrically conductive coating that activates and enables a titanium substrate to function as an anode. Pdf the excellent stability of mixed metal oxide mmo coated. Iridium oxide iro 2 most cp manufacturers use iridium oxide based mixed metal oxide for their cathodic protection anodes because it is suitable for both chlorinating and oxygenating environments. Impressed current cathodic protection anode system product line datasheet 2018 structural technologies, llc page 1 of 2 description. Mixed conducting components of solid oxide fuel cell. The mmo coating consists of iro2ta2o5 and is suitable for use in all cathodic protection applications. Lithium nickel manganese cobalt oxide batteries datasheet. With the development of the mixed metal oxide anodes, the idea has been greatly challenged. Mmo anodes mixed metal oxide for cathodic protection mmo anodes overview matcor has been at the forefront of mmo anode technology for over 40 years. Dont hesitate to buy china oem metal mixed oxide titanium anode, titanium anode for electrolysis, iridium oxide coated titanium anodes, mmo rod anode with us. Electrotechcp cmo anode is ideally suited for steelinconcrete cathodic protection applications.
Iccp anode developed through the technique of electro active. The titanium serves as a support for the oxide coating. Developments of intermediatetemperature solid oxide fuel cells it sofcs require optimization of anode compositions and microstructure to achieve sufficiently low overpotentials at 7731073 k. Lida wire anodes life in years lida wire anodes are copper titanium wire with a mixed metal oxide coating. Mixedmetal semiconductor anodes for electrochemical water. Impressed current cathodic protection anode system. Established in 1956, farwest corrosion control company is a worldclass leader in cathodic protection and corrosion control related products, solutions and services. As with any anode, the connection must be constructed so as to be moisture proof, water tight and have no more than 0. The mixed metal oxide is a crystalline, electricallyconductive coating that activates the titanium and enables it to function as an anode. Mixed metal oxide mmo anodes farwest corrosion control. Anodecable connection centre connection less than 0. Exceptionally simple and costeffective solidstate method is reported for the synthesis of different mixed transition metal oxides mtmos including feco 2 o 4, mnco 2 o 4 and znco 2 o 4 with unique nanostructures. Mixedmetal semiconductor anodes for electrochemical.