RuIr Coated Titanium Anodes Providing Electrochemical Properties and Long Term Durability in ICCP Groundbed Applications
Product Details
Product Description
MMO Tubular Anode String for Impressed Current Cathodic Protection
Ti Time supplies custom MMO tubular anode strings for impressed current cathodic protection systems. The anode string is made by connecting multiple MMO coated titanium tubular anodes with power cable, providing a flexible and reliable anode solution for deep well groundbeds, soil groundbeds, underground pipelines, storage tanks and buried steel structures.
MMO tubular anodes are manufactured from titanium tube substrates and coated with mixed metal oxide catalyst layers. The coating provides stable electrochemical performance, low consumption rate and uniform current output during long-term cathodic protection operation.
- MMO tubular anode string for ICCP and cathodic protection groundbeds
- Suitable for deep well, vertical, horizontal and soil groundbed installation
- Custom anode quantity, tube size, spacing, cable type and string length available
- Can be supplied with coke breeze backfill or canistered anode assemblies

Key Features
Titanium tubular substrate with Ir-Ta, Ru-Ir or customized MMO coating for stable cathodic protection current output.
Suitable for deep well groundbeds, vertical groundbeds, horizontal groundbeds and soil anode bed systems.
HMWPE, PVDF/HMWPE, XLPE/PVC, Kynar/PVDF and project-specified cable insulation options are available.
Anode size, quantity, spacing, cable length, coating loading and design life can be customized according to project conditions.
Product Specifications
| Product Name | MMO Tubular Anode String |
| Other Names | MMO Titanium Tubular Anode String, MMO Anode String, ICCP Tubular Anode String |
| Anode Type | Mixed Metal Oxide Coated Titanium Tubular Anode |
| Substrate | Titanium tube |
| Coating Type | Ir-Ta MMO coating, Ru-Ir MMO coating or customized MMO coating system |
| Tube Size | Customized according to current output and project requirements |
| Anode Quantity | Customized per string |
| Cable Type | HMWPE, PVDF/HMWPE, XLPE/PVC, Kynar/PVDF or customized cable |
| Connection | Cable threaded or connected through tubular anodes |
| Installation | Deep well groundbed, soil groundbed, vertical or horizontal installation |
| Backfill | Coke breeze or carbonaceous backfill available upon request |
| Design Life | Designed according to current output, coating loading and working environment |
Suitable For
- Deep well cathodic protection
- Underground pipeline protection
- Storage tank bottom protection
- Buried steel structure protection
- Soil groundbed ICCP systems
- Oil, gas, water and chemical pipelines
Available MMO Coating Options
Different MMO coatings can be selected according to soil resistivity, chloride content, required current output, design life, installation method and groundbed environment. The final coating type should be confirmed according to actual cathodic protection project conditions.
| Coating Type | Main Feature | Typical Use |
| Ir-Ta MMO Coating | High chemical stability and long service life | Soil, deep well and cathodic protection groundbeds |
| Ru-Ir MMO Coating | Good catalytic activity and current output | Selected chloride-containing environments |
| Custom MMO Coating | Coating ratio and loading adjusted by project | Special CP projects or customer-defined operating conditions |
Please provide soil resistivity, chloride content, current output, design life, installation depth, anode spacing and project drawing before final coating selection.
Cable Options for MMO Tubular Anode Strings
Cable selection is important for the long-term reliability of MMO tubular anode strings. Ti Time can provide different cable insulation options according to groundbed environment, soil condition, chloride content and project specifications.
| Cable Type | Typical Feature |
| HMWPE Cable | Economical option for selected soil groundbeds |
| PVDF/HMWPE Cable | Dual insulation, suitable for more demanding groundbed environments |
| XLPE/PVC Cable | Common industrial cable option |
| Kynar/PVDF Cable | Good chemical resistance for selected applications |
| Custom Cable | Selected according to project specification |
For high chloride or more aggressive environments, dual-insulated cable is usually recommended for improved reliability.

Tube size, anode quantity, cable length, anode spacing and canistered assemblies can be customized.
Custom MMO Tubular Anode String Design
MMO tubular anode strings can be designed and manufactured according to cathodic protection project conditions. Customers can provide required current output, design life, soil resistivity, installation depth, cable length, anode spacing and drawings for technical confirmation.
Applications of MMO Tubular Anode Strings
MMO tubular anode strings are mainly used in impressed current cathodic protection systems. They provide stable current distribution for deep well groundbeds, underground pipelines, storage tank bottoms, buried steel structures and industrial plant cathodic protection systems.

MMO tubular anode strings for vertical deep well ICCP groundbed systems.
Cathodic protection for oil, gas, water and chemical pipelines in soil environments.
Current distribution support for tank bottom cathodic protection systems.
ICCP anode systems for buried metallic facilities and steel infrastructure.
Vertical or horizontal soil anode bed installations for cathodic protection projects.
Cathodic protection for plant facilities, process equipment and buried utility systems.
Installation and Working Principle
In an impressed current cathodic protection system, the MMO tubular anode string is connected to a DC power source and installed in a deep well or soil groundbed. Current is discharged from the MMO coated tubular anodes through the backfill and soil to protect buried metallic structures.
Coke breeze or carbonaceous backfill is commonly used around the tubular anodes to improve current distribution and reduce groundbed resistance. Anode quantity, spacing and cable length should be designed according to the required current output, soil resistivity and design life.
| Installation Factor | Design Consideration |
| Soil resistivity | Affects groundbed resistance and current distribution |
| Required current output | Determines anode quantity, coating loading and string design |
| Installation depth | Important for deep well groundbed design and cable length |
| Coke breeze backfill | Helps improve current distribution and reduce resistance |

Quality Control & Export Packaging
Ti Time controls the production process from titanium tube substrate preparation to MMO coating, cable connection, electrical continuity testing and final packaging. Inspection documents, material certificates or testing reports can be provided according to project requirements.

Inspection & Packaging Support
FAQ
An MMO tubular anode string is an impressed current cathodic protection anode assembly made by connecting multiple MMO coated titanium tubular anodes with power cable. It is commonly used in deep well or soil groundbed systems.
The substrate is usually titanium tube. The titanium surface is coated with mixed metal oxide catalyst coating for stable electrochemical performance and low consumption rate.
They are mainly used for underground pipeline protection, storage tank protection, buried steel structure protection and deep well cathodic protection groundbeds.
Yes. Tube size, coating type, anode quantity, spacing, cable length, cable insulation and packing method can be customized according to project requirements.
Common cable options include HMWPE, PVDF/HMWPE, XLPE/PVC and Kynar/PVDF cables. Cable selection should be based on soil condition, chloride content and project specification.
Yes. Coke breeze or carbonaceous backfill is commonly used to improve current distribution and reduce groundbed resistance.
Please provide anode tube size, quantity per string, cable type, cable length, required current output, design life, soil resistivity, installation method and project drawing if available.
Need Custom MMO Tubular Anode Strings?
Send us your project drawing, required current output, design life, soil resistivity, installation depth, cable length, anode spacing and working environment. Our team will help confirm a suitable MMO tubular anode string solution for your cathodic protection project.
Contact Ti Time for custom MMO tubular anode strings for deep well groundbeds, underground pipelines, storage tanks and impressed current cathodic protection systems.
Product Highlights
MMO Tubular Anode String for Impressed Current Cathodic Protection Ti Time supplies custom MMO tubular anode strings for impressed current cathodic protection systems. The anode string is made by connecting multiple MMO coated titanium tubular anodes with power cable, providing a flexible and ...
RuIr Coated Titanium Anodes Providing Electrochemical Properties and Long Term Durability in ICCP Groundbed Applications
MMO Tubular Anode String for Impressed Current Cathodic Protection Ti Time supplies custom MMO tubular anode strings for impressed current cathodic protection systems. The anode string is made by connecting multiple MMO coated titanium tubular anodes with power cable, providing a flexible and reliable anode solution for deep well groundbeds, soil groundbeds, underground pipelines, storage tanks and buried steel structures. MMO tubular anodes are manufactured from titanium
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