Product Description

Electroplating deposits thin metal/alloy layers via electrolysis, enhancing materials' wear resistance, conductivity, reflectivity, corrosion protection, and aesthetics. Common processes include copper, nickel, gold, palladium-nickel, tin-lead, silver, zinc, and ABS electroplating.

Key components: cathode (substrate), anode (plating metal/insoluble material), metal ion solution, storage tank, and DC rectifier. Electroplating Rectifiers ensure stable plating with energy efficiency, adjustable waveforms, and high stability.

Widely used in automotive (functional/aesthetic upgrades), ABS treatment (durability/appearance), PCB plating, and copper/nickel/zinc deposition. Zinc Rectifiers boost precision, cementing their industrial value.

Product Applications

Plating rectifiers are widely used in surface treatment applications. They support processes like PCB electroplating, hard chrome coating, and plating with metals such as copper, nickel, zinc, gold, and silver.

1.Field application diagram：

2.Industry application examples:

Technology Advantages

Characteristics of an electroplating rectifier:

› Excellent Energy-Saving Effect:

The rectifier is designed to operate efficiently, converting incoming AC power into DC power with minimal energy loss. This leads to significant savings in electricity consumption, which can be particularly beneficial for large-scale electroplating operations that require continuous power supply.

› High Output Stability:

The rectifier is capable of maintaining a constant and stable DC output voltage and current, even under varying load conditions. This ensures consistent and uniform plating thickness, which is crucial for achieving high-quality electroplating results.

› Flexible Output Waveform Modulation:

The output waveform of the rectifier can be easily modulated to suit different electroplating processes and requirements. This includes adjusting the pulse width, frequency, and duty cycle of the output waveform, which can optimize the plating efficiency and quality for specific applications.

› Ease of Waveform Modulation:

In addition to flexibility, the rectifier is also designed for ease of waveform modulation. Operators can quickly and accurately adjust the waveform parameters using intuitive controls or automated systems, allowing for precise control over the electroplating process.

Overall, these characteristics make the electroplating rectifier an essential tool for achieving high-quality, efficient, and energy-saving electroplating processes.

Role of electroplating

Enhance Wear Resistance, Conductivity & Reflectivity
Electroplating applies durable or conductive layers to surfaces, boosting friction resistance. Smoother surfaces improve electrical flow in components. Metals like silver/chromium increase reflectivity for mirrors and optical tools.

Improve Corrosion Resistance & Aesthetics
The process shields materials from moisture, oxygen, and chemicals, prolonging lifespan. Decorative finishes (e.g., chrome car parts, gold jewelry) add elegance while protecting surfaces.

Electroplating combines functional upgrades with visual appeal, extending product lifespans through both protection and design.

Types of electroplating

› Copper Plating

Purpose: Enhances adhesion for subsequent layers and corrosion resistance.

Note: Prone to oxidation (forms non-conductive copper oxide/green patina). Requires protective coatings.

​› Nickel Plating

Purpose: Used as a base layer or decorative finish; improves corrosion/wear resistance. Electroless nickel offers chrome-like durability.

Note: Magnetic properties limit use in electronics (e.g., DIN/N connectors) to avoid signal interference.

​› Gold Plating

Purpose: Optimizes conductive contact impedance and signal transmission.

Key: High stability but costly.

​› Palladium-Nickel Plating

Purpose: Superior signal transmission and wear resistance vs. gold.

Advantage: Combines palladium’s corrosion resistance with nickel’s hardness.

​› Tin-Lead Plating

Purpose: Improves solderability.

Trend: Phased out due to lead concerns; replaced by bright/matte tin alternatives.

​› Silver Plating

Purpose: Best conductivity and signal performance.

Note: Conducts even when oxidized but tarnishes over time. Higher cost.

​Selection Criteria

Match plating type to application needs: corrosion/wear resistance, conductivity, cost, and environmental regulations.

Elements of Electroplating

The plated object (e.g., connector terminals or metal surfaces) receives the coating. Metal ions deposit here during reduction.

› Anode

• ​Soluble anode: The plating metal dissolves into the solution, coating the cathode.
• ​Insoluble anode: Used with precious metals (white gold, iridium oxide), providing electrons without dissolving.

› Plating Solution
Contains target metal ions. Its composition and concentration determine plating quality (thickness, adhesion, appearance).

› Plating Tank
Holds the solution, requiring corrosion resistance and temperature stability. Materials must withstand chemical exposure.

› Rectifier
Converts AC to DC power. Adjusting voltage/current controls deposition speed and layer thickness.

› Auxiliary Components

Filters remove impurities; heaters regulate temperature; stirrers ensure solution uniformity.

Component Part for Electroplating

Cooling Type for Electroplating

Air Cooling:Heat dissipation fan + air duct + comb heat sink

Water Cooling：Built-in water circulation line

Conditions of use of the product

Environmental conditions for normal use

› The sea dial shall not exceed 1500m

› The ambient temperature shall not be less than-30℃; not more than + 45℃

› The relative humidity of the air is not less than 15% and not higher than 90%

› The operation site has no conductive explosive dust and excess dust, and no gas or vapor that corrode metal or destroy insulation

› No violent vibration or impact, and the vertical inclination of the installation shall not exceed 5°

› Indoor use, and with good ventilation

Power input criteria：Three-phase AC415V 50Hz

Form factor 

Structural features: The main unit adopts flat and vertical type

Dimensions: Length 600mm× width 500mm× height 1330mm

Panel introduction

Power cord specifications

Red copper wire is used in the power line, and the copper wire specification is shown below:

Wire marking	Specification of power cord
U	1.5mm2
V	1.5mm2
W	1.5mm2
PE	1.5mm2

Introduction to signal terminals

Description of aviation plug terminal on power supply rear panel

No.	Terminals	Terminal Descriptions
1	A1	A1 and B1 are the network communication signals of RS485

Solution

Liyuan will keep up with the world’s latest technology closely, and uphold the concept of providing customers with high-quality power supplies and professional integrated services.

With advanced design and rich experience in rectifier manufacturing, we will provide the best power solutions as well as the most stable and efficient power supply for users both at home and abroad.

Technical Capability

LIYUAN rectifier is the most competitive brand in China

Company relies on strong technology research and development cooperation basis, created a number of advanced technology, in recent 3 years amounted to more than 30 to apply for a patent, which has nearly 10 patents of invention.

Equipped with the national electric power transformation and control engineering technology research center (branch), and has set up a loan enterprise academician workstation.

Strict implementation of ISO quality management system, and through the CE safety certification, has been implementing ERP management for many years, to achieve the network, systematic computer control, the formation of a standard, efficient modern management system.

Qualification certification

Liyuan adhere to innovation and the continuous improvement of power conversion efficiency and product quality.

The increasing R&D investment every year, and cooperation with China’s well-known universities, we has established the research center of national electric power conversion and control engineering technology.

Especially the related core patents of high-power synchronous rectifier power supply, stay ahead of the whole industry in China.

The ISO 9001 quality management system has been fully implemented in Liyuan, including quality inspection of components in warehouse, production process inspection, and final product inspection.

We adopt advanced scientific quality management system and the most stringent testing methods in the whole process to ensure the stability and reliability of products.

Service

› Packing

1.Small size rectifier packing in carton box separately.

2.Large size rectifier will be packed in wooden case.

3.We guarantee that all the packing is intact when it reaches its destination.

› Shipping

1.30-45 Days after payment.

2.Transport: DHL, FEDEX, UPS, Air shipping, Boat shipping

3.You may choose our shipping partner or your own partner.

› Maintenance

We are pleasant to share our theory and experience on equipment maintenance with users.

We are pleasant to interact with users to collect their tips and know-hows on equipment maintenance.

The module “Maintenance” here is intended to help users solve various problems they possibly encounter during equipment maintenance…

If you need other power electroplating rectifiers, we can custom design them according to customer requirements. Please contact us.

Are you looking for 4×200A 6V electroplating rectifier power supply? Liyuan Haina Group is one of the professional manufacturers and suppliers in this field. With over 27 years of focus on R&D, design, production, sales, and technical services for industrial rectifiers, we have already exported our products to the United States, Canada, Britain, Portugal, Italy, Spain, South Africa, Russia, the UAE, Japan, South Korea, Malaysia, and other parts of the world. Equipped with a productive factory, we warmly welcome you to purchase our high-quality, Made-in-China products at competitive prices or try our customized service.

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