Baoji Ruihenghua Titanium Metal Composite New Materials Co., Ltd. is one of the leading manufacturers and suppliers of kidd cathode plate in China. If you're going to buy customized kidd cathode plate made in China, welcome to get more information from our factory. For price consultation, contact us.
Product Introduction
Our KIDD cathode plates are manufactured strictly according to the classic KIDD electrolysis process standards and technical specifications. Unlike ordinary ISA cathodes, this product uses a 316L stainless steel shell to fully enclose a solid pure copper conductive beam structure. All internal weld seams are filled with anti-corrosion resin for sealing, completely isolating it from acid mist and electrolyte corrosion. The electrode body is made of US standard UNS S31603 316L stainless steel, undergoing multiple cold-rolled mirror polishing processes to form a stable passivation film on the plate surface. It boasts advantages such as low cell voltage, high current efficiency, uniform copper deposition, and fully automatic, complete, non-stick peeling. Specifically developed for copper electrolysis refining cells and impurity removal cells under high acid mist and medium chloride ion conditions, it has a service life of 12-15 years, effectively reducing smelter power consumption and daily maintenance costs. Our factory has over ten years of experience in the R&D and manufacturing of IsaKidd series permanent cathodes, and our products are exported to numerous copper smelters in North America, South America, and Africa. We are committed to providing stable, efficient, and low-energy permanent cathode solutions for hydrometallurgical enterprises worldwide.

Product Parameters
|
Parameter Item |
Detailed Specification |
| Electrode Material |
ASTM 316L Stainless Steel, UNS S31603 |
| Conductive Beam Structure |
316L Stainless Steel Full-Enclosure Shell + Solid C11000 Pure Copper Core |
| Plate Thickness |
2.0–4.0mm, Full Size Customization Available |
| Dimensional Tolerance |
Length and Width Error ≤ ±1mm, Flatness ≤ 0.4mm/m |
| Internal Protection | Anti-corrosion Filling Resin + Integrated Fully Sealed Ends |
| Applicable Working Conditions | High Acid Mist, Medium Chloride Ion Copper Electrolytic Refining / Lifting Tank |
| Voltage Drop Advantage | 10–18mV Lower than Standard ISA Cathode, Lower Power Consumption per Ton of Copper |
| Service Life |
Stable Use in High Acid Mist Workshops | 12–15 Years |
| Surface Treatment |
Cold Rolled Mirror Polishing, Generating a Uniform Passivation Film for Easy Copper Peeling |
| Edge Protection |
Integrated Sealed Leak-Proof Insulating Edges |
| Cured Copper Purity |
≥99.99% High-Purity Bright Cathode Copper |
Core Product Advantages
01.
Fully Encased Solid Copper Core Conductive Beam: Excellent Resistance to Acid Mist Corrosion. Unlike the hollow copper-clad ISA cathode, the KIDD cathode features a completely stainless steel-encased solid pure copper core. All dissimilar metal weld points are sealed within the sheath and filled with specialized acid-resistant resin, eliminating exposed corrosion points and making it perfectly suited for sealed gas collection hoods and heavily acid-mist smelting workshops.
02.
Larger Conductive Cross-Sectional Area, Effectively Reducing Electrolysis Energy Consumption. The solid copper core provides ample conductive cross-section, significantly reducing the overall resistance of the cathode. Field measurements under the same production conditions show that compared to ordinary ISA cathodes, approximately 14 kWh of electricity is saved per ton of cathode copper, resulting in significant long-term energy savings for large smelters.
03.
Fully Sealed Beam Ends, Reducing Downtime Maintenance. The integrated high-strength sealed structure at both ends of the conductive beam prevents electrolyte from seeping into the internal weld seams and causing corrosion. This eliminates the need for frequent glue application and anti-corrosion coating, reducing labor and time costs associated with downtime maintenance in electrolysis workshops. Mirror-finish passivated plate surface, compatible with fully automated stripping production lines. Multiple cold-rolling mirror polishing processes form a uniform and stable passivation film on the plate surface, preventing copper crystal adhesion and ensuring complete copper sheet removal without residue. It is fully compatible with mainstream KIDD fully automated stripping equipment on the market.
Application Scenarios
KIDD stainless steel permanent cathodes are dedicated electrode plates for high-acid mist copper electrolytic refining, medium chloride ion electrowinning, and impurity removal tanks. They are widely used in large copper smelters in North America, South America, and Africa, and are compatible with closed-loop continuous refining production lines, stably producing 99.99% high-purity cathode copper, reducing overall plant energy consumption.
Product Details
01.
Original 316L stainless steel base material. Utilizing standard S31603 low-carbon molybdenum stainless steel coils, it exhibits stable resistance to pitting corrosion in dilute sulfuric acid and acid mist environments, and the plate surface is not prone to warping or deformation after thousands of electrolytic cycles.
02.
Metallurgical composite solid copper conductive beam. The integrated extrusion molding process achieves a seamless composite of the copper core and stainless steel sheath, resulting in extremely low interfacial resistance. The sheath cavity is filled with anti-corrosion resin, and all internal welds are completely sealed to isolate the medium.
03.
Full-process factory testing. Each KIDD cathode undergoes four tests: flatness, conductivity drop, acid mist simulated corrosion, and sealing performance, all meeting Glencore IsaKidd international industry standards.
Product Qualification Certification
Our factory specializes in producing permanent cathodes for ISA and KIDD processes. We possess complete production qualifications and are equipped with CNC cutting, composite beam extrusion, laser welding, and a professional testing laboratory. All KIDD cathodes are manufactured strictly according to IsaKidd technical standards, support third-party SGS testing, and can provide material reports, cross-sectional test reports, and complete factory certifications. Our products comply with EU industrial environmental standards and can be sourced from hydrometallurgical plants worldwide.
Logistics and After-Sales Service
Packaging And Shipping
Solid wood reinforced anti-collision frame + double-layer moisture-proof plastic film packaging to prevent scratches during transportation, damage to the sealing structure, and oxidation of the board. 1. Thickness and customized conductive beam orders can be expedited, with sea freight, air freight, and international express delivery all covered.
After-Sales Guarantee Service
One-stop pre-sales technical support: free electrolytic cell condition matching, conductive beam size customization, and peeling machine adaptation guidance; long-term sealing maintenance technical support. Free replacement for confirmed original factory quality issues; risk-free overseas procurement.
Frequently Asked Questions
Q1: What is the core difference between KIDD and ISA cathode plates?
A1: KIDD uses a stainless steel fully encased solid copper core with a fully sealed internal weld design, resulting in stronger resistance to acid mist corrosion, lower cell voltage, and longer service life, suitable for high-acid-mist closed gas collection workshops; ISA is a hollow copper-encased plate with some exposed welds, lower cost, and suitable for low-corrosion open electrolytic cells.
Q2: Can this KIDD cathode be used in high-acid-mist copper refining cells?
A2: Yes, the fully encased solid copper core + internal resin seal is a native design of KIDD, specifically designed to handle high-acid-mist, high-corrosion conditions such as open-cell electrolytic cells.
Q3: Can the electrode plate thickness, conductive beam size, and sealing structure be customized?
A3: Full-size customization is supported. The electrode plate thickness, copper core cross-sectional area, lifting beam length, and end seal shape can all be adjusted according to the electrolytic cell, overhead crane, and gas collection hood.
Q4: Do you provide sample testing?
A4: Small test samples can be provided for customers to conduct on-site peeling and power consumption comparison tests. Bulk orders can be placed after the tests are passed.
Company News
Our factory has been deeply involved in the R&D and manufacturing of IsaKidd permanent cathodes for over ten years, specializing in high corrosion-resistant solid copper core KIDD cathodes. Our products are sold to mining and smelting companies in more than thirty countries, including Canada, Chile, Peru, and Congo. We continuously optimize composite beam extrusion and fully sealed processing technologies to reduce electrode plate resistance and extend service life, and have established long-term and stable partnerships with several large metallurgical groups.
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