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Titanium Electrode Fabrication | Custom MMO Anodes

Master the Art of Titanium Electrode Fabrication: Quality and Customization at Ti Time

In the demanding world of electrochemical engineering, Titanium electrode fabrication is a critical process that determines the efficiency and lifespan of industrial systems. At Ti Time Company, we specialize in transforming high-purity titanium—including Grade 1 and Ti 6Al-4V—into high-performance anodes. Whether you are managing industrial wastewater or high-precision electroplating, understanding the nuances of how these electrodes are manufactured is key to optimizing your operations.

The Core Process of Titanium Electrode Fabrication

The production of Dimensionally Stable Anodes (DSA) or Mixed Metal Oxide (MMO) electrodes is a delicate balance of metallurgy and chemistry. Here is how we ensure every piece meets global standards:

1. Substrate Preparation & Etching

Before any coating is applied, the titanium substrate (plate, mesh, or rod) must be perfectly prepped. We use chemical etching to create a micro-rough surface. This increases the surface area and ensures the mechanical “interlocking” of the coating, preventing delamination during high-current operations.

2. Precise Coating Application

Titanium electrode fabrication typically relies on the thermal decomposition method. We apply precious metal salts—such as Iridium, Ruthenium, or Platinum—using specialized brushing or spraying techniques. For high-tech applications requiring complex geometries, we also utilize Magnetron Sputtering and 3D Printing (SLM) to create custom-shaped electrode arrays.

3. Sintering and Thermal Oxidation

The “magic” happens in the furnace. The coated titanium undergoes multiple cycles of:

  • Low-temperature drying: To gently remove solvents.

  • High-temperature sintering ($400^\circ\text{C}$ to $600^\circ\text{C}$): To convert metal salts into stable, conductive oxide layers.

  • Repetition: We repeat this process up to 20+ times to achieve the exact coating thickness (loading) required for your specific application.

Why Choose Ti Time for Your Fabrication Needs?

With decades of industry experience, Ti Time Company is more than just a supplier; we are a technical partner. Our facility operates under the ISO9001 quality system, and our products strictly adhere to ASTM, ASME, and AMS standards.

  • Customization: We don’t believe in “one size fits all.” From custom-designed lid injection moldings to specialized titanium fasteners, we tailor our fabrication to your blueprints.

  • Global Reach: Our high-quality anodes and composite materials are trusted by clients in the US, Germany, Japan, and South Korea.

  • Material Expertise: We specialize not only in titanium but also in tungsten, molybdenum, and zirconium, allowing us to provide composite solutions for the most corrosive environments.

FAQs: Everything You Need to Know

1. How long do fabricated titanium electrodes typically last? The lifespan depends on the current density and the environment. However, with proper Titanium electrode fabrication and the correct MMO coating thickness, our anodes often last between 2 to 5 years in wastewater treatment and even longer in cathodic protection systems.

2. Can I recoat my old titanium substrates? Yes! One of the biggest advantages of titanium is its durability. If the substrate is intact, we can strip the old oxide layer, re-etch the surface, and apply a fresh coating, significantly reducing your long-term costs.

3. Which coating is best for seawater electrolysis? For chlorine evolution (like seawater desalination or hypochlorite generation), a Ruthenium-Iridium (Ru-Ir) coating is typically the industry standard due to its excellent electrocatalytic activity.

4. Does Ti Time provide quality certification? Absolutely. Every batch undergoes rigorous testing for coating uniformity, adhesion strength (bend tests), and accelerated life testing to ensure it meets international standards before shipping.

5. Can you fabricate electrodes in complex 3D shapes? Yes. By using Selective Laser Melting (SLM) and custom forging, we can produce complex 3D microcylinders or large-scale custom parts that traditional machining cannot achieve.

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