Baoji Ruihenghua Titanium Metal Composite New Materials Co., Ltd. is one of the leading manufacturers and suppliers of titanium clad copper round bar in China. If you're going to buy customized titanium clad copper round bar made in China, welcome to get more information from our factory. For price consultation, contact us.
Product Introduction
The anode conductive beam is a core high-current-carrying component in electrolytic cells and electroplating production lines, undertaking the dual functions of power transmission and anode component load-bearing. The product adopts a titanium-clad copper bimetallic composite structure, with T2 high-purity copper as the inner core to ensure low-loss high-current transmission, and TA2 industrial pure titanium as the outer coating to resist highly corrosive electrolytes. Atomic-level metallurgical bonding is achieved through explosive welding or hot rolling processes, eliminating the risks of poor connection, delamination, and contact resistance drift. Unlike ordinary pure copper or pure titanium beams, this composite structure perfectly balances high current-carrying capacity, corrosion resistance, and structural strength. It solves the problems of rapid corrosion, high temperature rise, and high energy consumption associated with pure copper conductive beams, while avoiding the defects of poor conductivity and high cost associated with pure titanium beams. It is widely used in wet metallurgical electrowinning, PCB vertical electroplating lines, hard chrome plating, electrochemical oxidation, and other scenarios, and is a key component for improving the stability of electroplating/electrolysis production lines and reducing operation and maintenance costs.
Product Parameters
Implement International Standards System
● Composite product standards: ASTM B898 "Standard Specification for Active Metal Composite Panels", GB/T 12769-2015 "Titanium Steel Composite Panels" - Titanium-copper composite derivative specification.
● Substrate material standards: ASTM B265 (titanium and titanium alloy plates/bars), ASTM B152 (copper and copper alloy plates/bars), GB/T 3620 standard for titanium and titanium alloy grades, GB/T 5231 standard for chemical composition of processed copper.
● Inspection and acceptance standards: ultrasonic flaw detection GB/T 7734, interface shear strength GB/T 6396, DC resistance test, flatness test, and material certificates can be issued in accordance with EN 10204 3.1.
● Environmental compliance standards: Complies with EU RoHS 2.0 directive, free of lead, cadmium, and harmful heavy metal leaching.
● Applicable operating conditions: Suitable for highly corrosive conditions such as sulfuric acid electrolyte, oxidizing acids and alkalis, and electroplating solutions; long-term operating temperature ≤120℃; not suitable for high-concentration hydrofluoric acid or high-temperature concentrated alkali conditions.
Standard Materials And Structural Parameters
|
Parameter Categories |
Optional Specifications |
Illustrate |
|
Coating material |
TA1 / TA2 Industrial Pure Titanium |
TA2 offers a better balance between strength and corrosion resistance, making it a standard choice for electrolytic/electroplating applications. |
|
base material |
T2 High Purity Copper |
Excellent electrical and thermal conductivity ensures stable transmission of high currents up to kiloamperes. |
|
Product Form |
Solid flat beams, square beams, irregular cross-section beams, and prefabricated beams with ends |
It can be used to process conductive contact surfaces, settling tanks, lifting holes, and transition joints. |
|
Flat beam dimensions |
Width 80–300mm / Thickness 20–120mm / Length ≤6000mm |
Flat beams are preferred for applications with large spans and high current loads due to their superior bending resistance. |
|
Square beam dimensions |
Cross-sectional side length 50×50–150×150mm / length ≤6000mm |
Suitable for small and medium-sized tanks and symmetrical installation scenarios |
|
Coating thickness |
Single-sided: 1.0–5.0 mm; Standard: 2.0–3.0 mm |
Thickness can be customized according to corrosion intensity and lifespan requirements. |
|
Composite process |
Explosive composite/Hot-rolled diffusion composite |
For large thicknesses and small batches, choose explosive rolling; for standard specifications and large batches, choose hot rolling. |
|
Supply status |
Annealed and pickled state, machined finished state, and fully end-face sealed state |
Semi-finished substrates or finished conductive beams can be provided upon request. |
Product Features and Applications
Product Advantages
Large cross-section and high current carrying capacity, low energy consumption and low temperature rise: High-purity T2 copper is used as the conductive core layer. Combined with the large cross-section beam design, it can stably carry kiloampere-level operating current, with low DC voltage drop, low heat generation, and uniform current distribution throughout the beam, avoiding local overheating and burn-out. Compared with pure titanium beams with the same current carrying capacity, the power loss is reduced by more than 60%, and the long-term energy saving benefits are significant.
Metallurgical composite interface with long-term stable performance: Utilizing explosive bonding or hot-rolled diffusion bonding processes, the titanium-copper interface achieves atomic-level metallurgical bonding with a bond strength ≥100MPa. This eliminates common problems associated with mechanical bonding and electroplating, such as delamination, poor connection, and contact resistance drift. The interface remains stable under long-term high-current loads, thermal cycling, and electrolyte immersion, maintaining its conductivity and corrosion resistance without long-term degradation.
Fully sealed anti-corrosion design for longer service life: The outer layer of the beam is fully covered with a TA2 pure titanium corrosion-resistant layer. All cut ends, machining points, and welds are fully sealed with titanium welding. The welds are inspected by penetrant testing to completely prevent corrosive media from penetrating into the composite interface and avoid copper core corrosion and leakage. Under normal working conditions, the service life can reach 5-8 years, significantly reducing spare parts replacement and downtime maintenance costs.
High-precision structural design ensures reliable installation: The finished beam undergoes multiple precision leveling processes, achieving a straightness of ≤0.3mm/m. The conductive contact surface is precision milled for high flatness, ensuring a tight fit with the conductive base and anode hanger of the tank, resulting in stable contact resistance without fluctuations. Lifting holes, positioning slots, and settling ends can be prefabricated as needed, facilitating convenient installation and adapting to various standard and non-standard tanks.
Full parameter customization and one-stop finished product delivery: Cross-sectional dimensions, titanium layer thickness, length, end structure, and conductive surface form can all be customized as needed, perfectly matching various wet metallurgical electrolytic cells, PCB electroplating lines, and surface treatment equipment; The entire process from composite substrate production to finished product machining, sealing, and testing is completed in-house, and finished conductive beams can be delivered directly for installation and use, reducing customers' outsourcing processing costs.
Application Areas
Hydrometallurgical industry: main conductive beams of anodes in electrolytic/electrowinning cells for non-ferrous metals such as copper, zinc, nickel, and cobalt; conductive busbars in electrolytic workshops.
PCB electronic electroplating: VCP vertical continuous electroplating line anode conductive beam, gantry electroplating line anode beam, roll-to-roll electroplating equipment conductive beam.
Electrochemical Environmental Protection: Conductive beams for electrochemical oxidation wastewater treatment equipment; anode conductive components for sodium hypochlorite generators.
Chlor-alkali and chemical industry: conductive beams for anodes of electrolytic cells in chlor-alkali industry, and conductive main beams for electrolytic reactions in corrosive chemical media.
Production line upgrade: The original pure copper conductive beams corrode quickly and suffer high losses, while pure titanium conductive beams have poor conductivity and high energy consumption.
Product Details
Interface Standards
Composite interface bonding rate ≥98%, no continuous unbonded areas, bonding strength ≥100MPa.
01
Geometric Accuracy
Beam straightness ≤ 0.3 mm/m, conductive contact surface flatness ≤ 0.1 mm, thickness tolerance ± 0.2 mm.
02
Weld Standards
The entire weld is tested for penetrant testing and found to be free of porosity and cracks; the end face is sealed with a leak-free weld and can withstand long-term immersion in electrolyte.
03
Surface Quality
The titanium coating surface is free of scratches, cracks, and rust; the passivation film is uniform, complete, clean, and free of oil.
04
Detection Standards
Ultrasonic testing shall be performed in accordance with GB/T 7734. The area of a single unbonded defect shall be ≤0.5 cm², and the total unbonded area shall be ≤2%.
05
Product Supporting Documents
Authoritative International Qualification Certificates
ASTM B898 composite product conformity test report, and EN 10204 3.1 original material certificate issued for each batch.
ISO 9001 Quality Management System Certification, ISO 14001 Environmental Management System Certification.
Third-party SGS interface bonding strength, conductivity, ultrasonic flaw detection, corrosion resistance , and weld flaw detection reports.
The RoHS environmental compliance test report meets the environmental requirements of the metallurgical, electronics , and electroplating industries.
thoughtful service
Packaging Standards (For Export By Sea)
The product is fully wrapped in pearl cotton and PE protective film, with protective covers added to the conductive contact surfaces and corner protectors added to both ends to prevent damage and deformation during transportation.
The entire batch was packed into fumigated solid wood export crates, with multiple internal supports to prevent the long beams from bending, deforming, shifting, or bumping during transportation.
The wooden crates are labeled with the product model, dimensions, quantity, gross weight, moisture-proof/lifting/pressure-proof markings, and lifting stress points, making them suitable for all scenarios of sea and land transportation.
Professional Consultation Q&A
Q1: What are the core advantages of titanium-clad copper anode conductive beams compared to pure copper conductive beams?
A1: The core advantages lie in corrosion resistance and long-term overall cost. Pure copper conductive beams have good conductivity, but they are easily corroded in acidic plating solutions and electrolytes, forming copper slag and anode mud on the surface. This not only results in a short lifespan (usually 6-12 months) but also contaminates the plating solution, affects the plating quality, and increases contact resistance and energy consumption after corrosion. Titanium-clad copper anode conductive beams have an outer titanium layer that completely isolates them from corrosive media, resulting in a lifespan more than 5 times that of pure copper beams. There is no abnormal precipitation of copper ions, and the plating solution is cleaner. The copper core ensures high-current, low-loss transmission, and the overall conductivity is close to that of pure copper. The long-term spare parts cost, maintenance cost, and energy consumption cost are all significantly lower than those of pure copper beams.
Q2: Why is it necessary to precisely machine the conductive contact surface of the conductive beam, and what are the effects?
A2: The conductive contact surface is the current transmission node between the beam and the conductive base and anode hanger. Its flatness directly affects the contact resistance. If the contact surface is uneven, it can lead to poor local contact, excessive contact resistance, localized overheating and burn-out under high current, and even safety hazards. Our finished conductive beams have precision-milled conductive contact surfaces with a flatness ≤0.1mm, ensuring a tight fit and stable contact resistance. This effectively avoids localized overheating and guarantees long-term stable operation of the production line.
Q3: How do I determine the appropriate cross-sectional dimensions and current carrying capacity of the conductive beam for my site?
A3: The selection is mainly based on three core parameters: operating current, tank span, and installation method. We will calculate the copper core cross-sectional area and overall dimensions based on the rated operating current, single beam span, operating ambient temperature, and corrosion conditions you provide. We will also check the temperature rise, voltage drop, and bending strength to ensure long-term safe and stable operation. You only need to provide the on-site current parameters and tank dimensions, and we can provide a tailored selection plan and parameter calculations.
Latest company news
Titanium-clad copper anode conductive rods for PCB electroplating have entered mass production, meeting the refined electroplating needs of high-end circuit boards.
Rooted in Baoji, Shaanxi, known as China's Titanium Valley, Baoji Ruihenghua Titanium Metal Composite Materials Co., Ltd. recently completed process optimization and capacity expansion of its production line for composite conductive rods used in electronic electroplating. The company has officially launched a series of titanium-clad copper anode conductive rods specifically designed for PCB electroplating, precisely matching the stringent requirements of high-end PCB manufacturing for uniform plating and cleanliness of the plating solution. This series uses TA1/TA2 industrial pure titanium as the outer coating and T2 high-purity copper as the conductive core. Through explosive bonding or hot extrusion diffusion processes, atomic-level metallurgical bonding is achieved, with an interface bonding strength ≥100MPa, a composite bonding rate ≥98%, and a copper core conductivity ≥98% IACS. This ensures long-term uniform and stable current distribution, effectively improving the plating uniformity of high aspect ratio through-holes and fine lines, and contributing to higher plating yields for HDI boards, multilayer boards, and rigid-flex boards. The outer titanium layer completely isolates the copper core from acidic plating solutions, preventing abnormal copper ion precipitation that contaminates the plating solution and generates anode sludge, significantly reducing the frequency of bath maintenance and auxiliary material consumption. Currently, our products fully cover three major shapes: square bars, flat bars, and round bars. They are compatible with mainstream PCB production equipment such as VCP vertical continuous electroplating lines, gantry electroplating lines, and roll-to-roll electroplating lines, and are widely used in processes such as copper plating, tin plating, and precious metal electroplating.
A comprehensive customized deep processing system provides one-stop matching for various PCB electroplating tank types and mounting structures.
Focusing on the diverse equipment specifications and differentiated production line modification needs of the PCB industry, the company has further improved its full-process customized processing capabilities for anode conductive rods. It can provide one-to-one customized solutions based on the customer's tank size, conductive base structure, and installation method. Relying on precision CNC machining centers, the company can complete the integrated processing of supporting structures such as sinking end caps, suspended conductive lugs, and copper busbar transition joints. All cut end faces are fully sealed with titanium material and undergo penetrant testing to prevent plating solution from seeping into and corroding the internal copper core. Product dimensional accuracy can be controlled within ±0.2mm, and straightness ≤0.5mm/m. It supports delivery in various states such as surface polishing and pickling passivation, and can be directly adapted to customers' existing production lines. The entire process, from composite substrate production to finished product deep processing, is completed in-house, enabling rapid response to customer needs for spare parts replenishment and customization, effectively shortening delivery cycles and helping customers reduce communication costs associated with multiple procurement and outsourcing.
Upgraded electronic plating services help PCB customers improve production line operational efficiency.
Leveraging a comprehensive quality control system and independent import/export rights, the company offers customized service solutions for the PCB electronic electroplating industry, providing end-to-end technical and supply support to domestic and international PCB manufacturers and surface treatment customers. All PCB-specific anode conductive rods undergo full-length ultrasonic testing, DC resistance testing, dimensional accuracy verification, and full visual inspection before leaving the factory. Each batch comes with an original EN 10204 3.1 material certificate and RoHS environmental compliance test report, meeting the environmental and quality traceability requirements of the electronics industry. The company has a professional electroplating application technology team that can provide pre-sales selection guidance, installation assistance, and after-sales maintenance technical support, helping customers upgrade from traditional pure copper and lead-tin anodes. Currently, the products serve many high-end PCB manufacturers in China and are exported in bulk to the electronics manufacturing markets of Southeast Asia and Europe. Adhering to the philosophy of "quality first, customer foremost," the company continuously optimizes product performance and delivery efficiency, striving to become a reliable long-term supplier of composite conductive materials in the PCB electronic electroplating field.
Hot Tags: titanium clad copper round bar, China titanium clad copper round bar manufacturers, suppliers, factory