Inside an MMO Coated Canister Anode: Components, Assembly and Cathodic Protection Design

Preventing metallic corrosion in aggressive soil environments requires precise impressed current cathodic protection (ICCP) engineering. Subsurface structures such as underground pipelines, storage tank bottoms, and well casings face persistent electrochemical degradation. Among the most efficient tools to combat this challenge is the MMO Coated Canister anode system.

Understanding what goes inside this specialized packaging reveals why it remains a preferred choice for corrosion engineers and EPC contractors worldwide.

       MMO Titanium Anode Core

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  [── Centralizer Spacers ──]  <-- Prevents internal short circuits

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  [── Petroleum Coke Backfill ──] <-- Lower contact resistance & uniform current distribution

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     Galvanized Steel Canister   <-- Protective shell (dissolves harmlessly underground)

Key Components of an MMO Canister Anode

An MMO Coated Canister is an integrated anode assembly engineered for immediate deep-well or shallow groundbed installation. It consists of three core elements:

ü  MMO Titanium Core: The heart of the assembly is a premium titanium element activated with a Mixed Metal Oxide (MMO) electrocatalytic coating. Titanium provides superior mechanical strength and acid resistance, while the noble metal oxide coating ensures ultra-low consumption rates and high current output.

ü  Calcined Petroleum Coke Backfill: Surrounding the internal titanium element is high-density, low-resistivity calcined petroleum coke. This conductive backfill expands the effective surface area of the anode, dramatically reducing overall groundbed resistance and preventing localized gas blockage.

ü  Galvanized Sheet Steel Canister: The outer container holds the backfill tightly packed around the central element, protecting the assembly during shipping, handling, and downhole installation. Once buried, the temporary steel casing slowly corrodes, leaving a perfectly packed, low-resistance carbon matrix around the active anode.

Assembly and Manufacturing Precision

The reliability of a canister assembly depends heavily on manufacturing integrity. At Tiaano, our specialized titanium fabrication facility ensures that every internal connection—especially the primary cable-to-anode connection—is hermetically sealed against moisture ingress. Centralizers maintain precise spacing inside the canister, eliminating short circuits and ensuring uniform current distribution across the entire backfill column.

Role in Impressed Current Cathodic Protection Design

Integrating MMO Coated Canister units into your Cathodic Protection scheme offers distinct performance advantages:

1.   Lower Installation Risk: Pre-packaged backfill eliminates field mixing errors and ensures uniform density around the anode.

2.   Extended Operating Life: The low consumption rate of noble MMO coatings allows for continuous operation over decades in harsh soils.

3.   Optimized Power Consumption: Low electrical resistance minimizes the required power output from ICCP rectifiers.

Tiaano: Your Trusted Partner in Titanium Anodes

As a specialized manufacturer in India with deep expertise in noble metal electrochemistry and titanium fabrication, Tiaano designs and delivers high-performance Cathodic Protection solutions tailored to complex industrial challenges.

For technical inquiries or custom Cathodic Protection specifications, visit www.cpanode.com or reach out directly to our engineering team at mohan@tiaano.com

MMO Coated Canisters Manufactured by Tiaano: Advancing Cathodic Protection Across Industries

In the battle against corrosion, Cathodic Protection remains a cornerstone of infrastructure longevity. At the forefront of this technology is the MMO Coated Canister, a high-performance anode solution manufactured and supplied by Tiaano, a trusted name in electrochemical innovation in India.

Engineered for Reliability

The MMO Coated Canister is a pre-packaged anode system designed for impressed current Cathodic Protection (ICCP). Each unit comprises a titanium substrate coated with Mixed Metal Oxide, housed in a conductive backfill canister. This configuration ensures uniform current distribution, enhanced durability, and minimal maintenance over extended service life.

Tiaano’s canisters are precision-engineered using high-grade titanium and proprietary MMO coatings, delivering superior corrosion resistance in aggressive environments. With six units weighing a total of 190 kg, this batch exemplifies robust design and field-readiness.

Applications Across Sectors

These canisters are deployed in a wide range of industries:

·        Oil & gas pipelines: Preventing corrosion in buried transmission lines.

·        Marine infrastructure: Protecting jetties, offshore platforms, and submerged steel.

·        Storage tanks: Ensuring integrity of underground fuel and water tanks.

·        Industrial foundations: Safeguarding reinforced concrete and steel structures.

Installed across India and inspected by Tiaano’s technical team, these canisters demonstrate consistent performance in diverse soil and environmental conditions.

Industry Reach and Future Partnerships

Tiaano’s reach spans infrastructure, energy, marine, and water treatment sectors, with a growing footprint in international markets. As part of its strategic roadmap, the company is actively seeking global partnerships to expand its Cathodic Protection portfolio and co-develop next-generation anode technologies.

With decades of experience and a commitment to technical excellence, Tiaano continues to deliver customized CP solutions that meet the evolving needs of industrial clients.

Why Choose Tiaano?

ØProven expertise in electrochemical protection

ØCustom engineering for project-specific requirements

ØEnd-to-end support from design to inspection

ØGlobal delivery capabilities and scalable production

Secure Your Infrastructure Today

Corrosion doesn’t wait—and neither should you. Choose Tiaano’s MMO Coated Canisters for reliable, long-term Cathodic Protection. Whether you're safeguarding pipelines, marine assets, or industrial foundations, our solutions are built to perform.

📩 Contact us at dsa@tiaano.com  or visit www.cpanode.com  to request a quote or explore partnership opportunities.

Ti Anode Fabricators Pvt Ltd., manufactures CPCC Canister Anode with their in-house facilities in India, for impressed current cathodic protection application. Using following alternative anode combinations are been supplied based on the customer’s interest. Titanium expanded mesh with Ti’s MMO coating. Titanium wire with Ti’s MMO coating. Titanium expanded mesh with Ti’s Platinum plating. Titanium wire with Ti’s Platinum plating. Niobium wire with Ti’s MMO coating. Niobium wire with Ti’s Platinum plating.

Application:

·         Shallow vertical and horizontal surface ground beds.

·         Underground storage tanks.

·         Above ground storage tanks.

·         Pipelines.

Advantages over Silicon - Iron anodes:

Twice the life, Unbreakable, Lighter weight, Easier to install, Narrower trench, Easy to centralize, Reduce excavation and drilling cost.

Material of Construction:

Canister: Galvanized steel tube

Substrate: Titanium, ASTM B 265 or 348 Gr.1

Niobium, ASTM B

Catalyst: MMO or Pt

FOR ENQUIRES PLEASE DROP YOUR EMAIL AT dsa@tiaano.com/dsasupport@tiaano.com

Ti Anode Fabricators Pvt Ltd., manufactures CPCC Canister Anode with their in-house facilities in India, for Impressed current Cathodic protection application. Using following alternative anode combinations are been supplied based on the customer’s interest.

Titanium expanded mesh with Ti’s MMO coating.

Titanium wire with Ti’s MMO coating.

Titanium expanded mesh with Ti’s Platinum plating.

Titanium wire with Ti’s Platinum plating.

Niobium wire with Ti’s MMO coating.

Niobium wire with Ti’s Platinum plating.

Application:

􀂾 Shallow vertical and horizontal surface ground beds.

􀂾 Underground storage tanks.

􀂾 Aboveground storage tanks.

􀂾 Pipelines.

Advantages over Silicon - Iron anodes:

Twice the life

Unbreakable

Lighter weight

Easier to install

Narrower trench

Easy to centralize

Reduce excavation and drilling cost.

Material Of Construction:

Canister: Galvanized steel tube

Substrate: Titanium, ASTM B 265 or 348 Gr.1

Niobium, ASTM B

Catalyst: MMO or Pt

Cable: XLPE/PVC, EPR/CSPE, KYNAR/HMWPE.

Cable ~ anode connection: CPCC equal to LIDA.

Ag/Agcl Reference Electrode is the silver/silver chloride reference electrode is composed of a silver wire, sometimes coated with a layer of solid silver chloride, immersed in a solution that is saturated with potassium chloride and silver chloride.

Platinum titanium is a platinum metal oxide or platinum layer-coated on a titanium substrate. It is non-consumption, durable, and insoluble in the electrolyte.  We can use platinum titanium anode for cathodic protection and electroplating.

Zinc Reference electrodes are generally implemented for the purpose of monitoring the anode in cathodic protection of buried or immersed metallic structures. It is made of high-purity Zinc alloy, ensuring accuracy and stability of potential measurements.

The electrode frame is made of stainless steel, coated carbon steel or Rubber. The electrode can be designed to fix in the structure. By means of specifically designed supports.

Cu/CuSO4 portable reference electrode implements a major usage in the cathodic protection System. Reference Electrode are in different shapes like disc, rod and strip with different dimension, which is also installed in the Heat exchanger to monitor the current supply of cantilever anodes.

MMO coated Canister anodes are commonly used for impressed current anode cathodic protection applications. These can be used to protect buried metallic piping in congested plant environments, to protect distribution or transmission pipelines in either distributed shallow ground beds or as horizontal remote ground bed anodes, and to protect other structures such as above ground or buried tanks and piling systems.

• Flexibility to meet various user needs;
• Produce complex shape of the anode;
• Energy-saving;
• Lightweight (especially the mesh grid anode);
• Longer working life under higher current density;
• Firm titanium structure, less deformation;
• Second platinized allowed;
• Uniform deposit, final products with high quality.

For Enquiries please drop your email at dsa@tiaano.com|dsasupport@tiaano.com

MMO COATED CANISTER anodes are laid over the pipe line vertical or horizontal installation to protect from corrosion and erosion. The canister is made up of GI filled with carbonize coke fill for the conductivity, since soil as no conductivity and insert our MMO anodes. The MMO anodes in the form of strip, wire tube or rod.

Tiaano manufacturing and supplying MMO Coated canister for different customers all over the world and we are supplying spares to make canister too..