Cathode Rail System for Anodizing Tank Modules | Specifications & Verification

Product Specifications

Technical details and manufacturing context for Cathode Rail System

Definition

The Cathode Rail System is a component of the Anodizing Tank Module, designed to provide structural support, electrical conductivity, and precise positioning for cathodes during the anodizing process. It ensures consistent electrical contact and proper alignment of workpieces throughout the electrochemical treatment. The system comprises rails fabricated from materials such as Stainless Steel 316L, Copper Alloy, or Titanium, with a material grade of 6061-T6 aluminum alloy noted for corrosion resistance. The rails are available in custom lengths from 2000 to 6000 mm, with a cross-section area ranging from 200 to 800 mm², which determines current capacity. The rated current per rail is 100–500 A, and the voltage rating is 24–48 V DC, both per IEC 60439. Contact resistance per contact point is ≤0.5 mΩ per IEC 61984. The surface treatment includes a hard anodized coating of 10–20 μm thickness per ASTM B244. Straightness tolerance is ±0.1 mm/m per ISO 2768, ensuring smooth cathode travel. Operating temperature range is -20 to 60 °C, and weight per meter is 2.5–8.0 kg/m, depending on cross-section. These specifications serve as reference ranges; actual values must be confirmed with the manufacturer for specific models and applications. The system is integral to maintaining uniform current distribution and stable electrochemical reactions, contributing to consistent anodizing quality. It is designed for integration into anodizing tank modules, with interfaces for power supply and cathode mounting. Verification of compliance with listed standards should be conducted with the supplier. Maintenance signals include increased contact resistance or visible wear on contact surfaces. Failure boundaries include loss of electrical continuity or mechanical deformation beyond tolerance.

Working Principle

The system operates by providing a continuous conductive path for electrical current from the power supply to the cathodes. The rails maintain physical support while allowing controlled movement or positioning of cathodes, ensuring uniform current distribution and stable electrochemical reactions during anodizing. The conductive material and cross-section area determine current-carrying capacity, while the surface treatment and straightness tolerance affect contact quality and smooth travel. Proper installation and maintenance are essential to preserve low contact resistance and prevent overheating or arcing.

Common Materials

Stainless Steel 316L, Copper Alloy, Titanium

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Current	100–500 A	Continuous current capacity per railIEC 60439
Voltage Rating	24–48 V DC	Max system voltageIEC 60439
Contact Resistance	≤0.5 mΩ	Per contact pointIEC 61984
Rail Length	2000–6000 mm	Custom lengths available
Cross-Section Area	200–800 mm²	Determines current capacity
Material Grade	6061-T6	Aluminum alloy, corrosion resistantASTM B221
Surface Treatment	10–20 μm	Hard anodized coating thicknessASTM B244
Straightness Tolerance	±0.1 mm/m	Ensures smooth cathode travelISO 2768
Operating Temperature	-20–60 °C	Continuous operation range
Weight per Meter	2.5–8.0 kg/m	Depends on cross-section

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Conductive Rail Part
Primary electrical conductor and structural support

Material: Copper Alloy
Support Brackets Part
Mounting and alignment of rail system

Material: Stainless Steel 316L
Electrical Connectors Part
Interface between power supply and rail system

Material: Copper Alloy
Insulation Spacers Part
Electrical isolation from tank structure

Material: PTFE

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Anodizing Tank Module

View system integration details

Manufacturers of Cathode Rail System

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Frequently Asked Questions

What materials are available for the Cathode Rail System?

The system can be fabricated from Stainless Steel 316L, Copper Alloy, or Titanium, as listed in the product data. The material grade 6061-T6 aluminum alloy is also noted for corrosion resistance. The choice depends on the application's electrical and mechanical requirements.

What are the electrical ratings of the Cathode Rail System?

The rated current per rail is 100–500 A, and the voltage rating is 24–48 V DC, both per IEC 60439. Contact resistance per contact point is ≤0.5 mΩ per IEC 61984. These are reference ranges; confirm with the manufacturer for specific models.

How does the system ensure uniform current distribution?

The rails provide a continuous conductive path with low contact resistance, and the cross-section area (200–800 mm²) determines current capacity. The straightness tolerance (±0.1 mm/m) ensures smooth cathode travel, promoting even current flow across the workpiece.

What maintenance signals indicate potential issues?

Increased contact resistance, visible wear on contact surfaces, or mechanical deformation beyond tolerance are signs that the system may need inspection or replacement. Regular checks of surface treatment integrity and electrical continuity are recommended.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Atmospheric to 0.5 bar
flow rate:	0-2 m/s
temperature:	-20°C to +60°C
slurry concentration:	0-30% solids by weight

Cathode Rail System

Product Specifications

Applied To / Applications

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Application Fit & Sizing Matrix

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