Description
MMO Titanium Anode Rod – GR1/GR2
🔹 Introduction
The Titanium Anode Rod uses a GR1 or GR2 titanium substrate and a selected MMO coating, such as an IrO₂/RuO₂ formulation, for defined electrolysis, water treatment, electroplating or chlorine production conditions, or an impressed current cathodic protection system. Send diameter, length, active area, electrolyte, temperature, current duty and connection requirements for a quotation. The catalogue 99.9% coating-purity entry below requires confirmation of the tested constituents, assay method and sample basis; formulation and coating loading are separate order requirements.
Select a Titanium Anode Rod by the actual operating medium and drawing. An MMO Coated Titanium Rod or Electrolysis Anode Rod quotation should identify substrate grade, coating type/loading, dimensions, connections and the inspection documents required for the selected duty.
📆 Catalogue Product References
| Parameter | Specification |
|---|---|
| Substrate Material | GR1 / GR2 Titanium (ASTM B348) |
| Coating Type | MMO (IrO₂ + RuO₂ or custom oxide blend) |
| Coating Purity | ≥99.9% |
| Diameter Range | 3 mm – 50 mm |
| Length Range | 50 mm – 2000 mm (custom sizes available) |
| Operating Voltage | 2.5 – 4.5 V |
| Max Current Density | 200 A/m² |
| Temperature Tolerance | Up to 90°C |
| Surface Finish | Sandblasted / Polished |
| Lifespan | 3 – 10 Years (depending on environment) |
| Substrate References / Order Documents | ASTM B348, ISO 9001, RoHS, REACH |
🌮 Material & Coating
Our Titanium Anode Rods use commercially pure Grade 1 or Grade 2 titanium selected to the ordered substrate requirements. Coatings containing ruthenium oxide (RuO₂) and iridium oxide (IrO₂) are selected for the target reaction and electrolyte. Confirm preparation, coating route, oxide formulation/loading and the following assessment criteria:
- ✅ Electrode potential assessed for the target chlorine- or oxygen-evolving duty
- ✅ Current distribution assessed using geometry, active area and connection design
- ✅ Catalytic formulation selected for the actual electrolyte
- ✅ Adhesion test method and acceptance criteria agreed in the order
For a Ru-Ir Coated Titanium Rod, confirm the required oxide formulation. Alternative Ta₂O₅ or SnO₂ formulations, or a separate Pt coating option, require order-specific selection and availability confirmation.
🚀 Performance Advantages
✨ Superior Durability
Select the MMO formulation for the actual acidic or alkaline solution, concentration, pH, temperature and current duty. The following are application contexts to evaluate:
- Chloride-rich brine
- Acidified sulfate solutions
- Hypochlorite cells
✨ Energy Efficiency
- Energy use assessed using the selected coating and actual cell conditions
- Cell voltage and polarization assessed against a defined comparison basis
✨ Long Service Life
- Catalogue operating-life reference: 5000 to 10000 hours; confirm current duty, coating loading and the applicable life-assessment basis
- Recoating suitability confirmed after inspection of the titanium substrate and connections
✨ Lightweight & Strong
- Easier to handle and install than lead or graphite alternatives
- Substrate strength and dimensional stability evaluated for the drawing and service loads
🚚 Typical Applications
Consider our Titanium Anode Bars for the following process contexts after confirming coating and operating requirements:
- 🔳 Electrolysis for chlorine generation
- 🔳 Metal electroplating (nickel, copper, zinc, chrome)
- 🔳 Wastewater treatment & electrocoagulation systems
- 🔳 Cathodic protection for pipelines and storage tanks
- 🔳 Hydrogen production from water splitting
- 🔳 Electrochemical synthesis of chemicals
Whether you need a Titanium Anode Rod for small-scale R&D or high-capacity industrial use, we offer tailored configurations to meet precise technical demands.
⚖️ Customization Options
We offer full customization on:
- ✅ Diameter and length
- ✅ MMO coating type and thickness
- ✅ Single-end or dual-end connection
- ✅ Spot-welded titanium tab or niobium connector
- ✅ Threaded or flanged rod ends
- ✅ Bundled rod assemblies with cathodes
Send the drawing, electrolyte, active area, current duty and mounting requirements so that configuration and compatibility can be confirmed in the quotation.
🌍 Order Documents & Export Requirements
Agree the required substrate and coating documents, inspection scope and shipment documentation for the order:
- ✅ ASTM B348 substrate reference for the ordered titanium rod/bar specification and edition
- ✅ RoHS / REACH declarations where applicable, with the required scope and supporting documents confirmed
- ✅ Material Test Certificate (MTC) and coating/inspection documents specified for the order
- ✅ Export and shipping documents Confirm destination, end use and the documentation required for the ordered configuration.
For a required 100% inspection scope, agree the dimensions, visual/coating checks, connection inspection, methods and acceptance criteria before packing.
🛋️ Packaging & Logistics
- Sealed in moisture-proof anti-static bags
- Bubble-wrapped and foam-protected
- Export-grade wooden crate or carton
- Worldwide air/sea shipping with tracking
Typical lead time: 7–12 working days. Express shipment available for urgent orders.
❓ Frequently Asked Questions (FAQ)
Q1: What’s the difference between GR1 and GR2 titanium rods?
A: GR1 is generally more ductile; GR2 offers greater strength. Select the substrate grade and manufacturing requirements for the drawing, then select the coating for the actual process.
Q2: Can the rods be reused after coating degrades?
A: Recoating can be considered after checking substrate dimensions, corrosion, connections and the previous coating/service. Confirm refurbishment scope and acceptance criteria before proceeding.
Q3: What coating types are available besides Ru-Ir?
A: Ta₂O₅, SnO₂ and multi-oxide formulations, or a separate Pt coating option, can be discussed against the electrolyte and target reaction. Confirm formulation, availability and inspection requirements.
Q4: Can I use these rods in seawater electrolysis?
A: For seawater electrolysis, specify salinity/chloride concentration, temperature, flow, target chlorine output and current duty. Confirm the selected coating formulation/loading and operating limits for that cell.
Q5: Can you manufacture threaded or flanged rods?
A: Absolutely, we support full machining as per drawings.
Quotation and Related Configurations
Send the rod drawing, diameter/length, active area, coating/loading, electrolyte, current duty, connection and required documents. Compare MMO or Pt titanium anode tubes for tubular geometry, browse titanium anodes, or send the quotation requirements.
📞 Contact Us
📧 Email: sales@niticu.com
📞 Phone / WhatsApp / WeChat: +86 13335373172
🏣 Factory: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi, China
🌐 Website: https://niticu.com
📩 Contact us now for prices, samples, and technical support. We respond within 24 hours.

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