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Micro arc oxidation power supply

Micro arc oxidation power supply

  • Category:PRODUCTS
  • Number of views:287
  • Release time:2024-08-06
  • Product Overview

Input voltage: Three 380V voltages are used

Output voltage: adjustable from 0-750V

Output current: 50A, 100A, 300A, 500A, 1000A, etc. optional


The principle of micro arc oxidation technology:

Micro arc oxidation or micro plasma surface ceramicization technology refers to the method of using arc discharge to enhance and activate the reaction occurring on the anode on the basis of ordinary anodization, thereby forming a high-quality reinforced ceramic film on the surface of workpieces made of aluminum, titanium, magnesium metals and their alloys. It is achieved by applying voltage to the workpiece with a dedicated micro arc oxidation power supply, causing the metal on the workpiece surface to interact with the electrolyte solution, forming micro arc discharge on the workpiece surface. Under the action of high temperature, electric field and other factors, a ceramic film is formed on the metal surface, achieving the purpose of strengthening the workpiece surface.


The characteristics of micro arc oxidation technology:

The surface hardness of the material has been significantly improved, with a microhardness ranging from 1000 to 2000HV and a maximum of 3000HV. It is comparable to hard alloys and greatly exceeds the hardness of high carbon steel, high alloy steel, and high-speed tool steel after heat treatment. It has good wear resistance, heat resistance, and corrosion resistance. This fundamentally overcomes the shortcomings of aluminum, magnesium, and titanium alloy materials in application, so this technology has broad application prospects: it has good insulation performance, with insulation resistance up to 100M Ω.


The solution is environmentally friendly and meets environmental emission requirements: the process is stable and reliable, the equipment is simple and the reaction is carried out at room temperature, the operation is convenient, and it is easy to master. In situ growth of ceramic film on the substrate, firm bonding, and dense and uniform ceramic film.



Product Features:


1. It has protection measures for short circuit, overcurrent, overvoltage, overheating, and phase loss;

2. Adopting advanced PLC touch screen automatic control;

3. The positive and negative pulse widths can be adjusted separately, with a duty cycle of 0-95%;

4. Configure computer and computer touch screen, LCD screen intelligent control system, which can set processing current, voltage, time, pulse combination, and various process parameters according to actual needs. It has online editing function, and single and bipolar output modes can be freely selected;

5. It has the function of storing and calling typical material process parameters (including output current, voltage, frequency, pulse width, number of pulses, processing time, etc.), with a pulse commutation frequency range of 10-2000Hz. The frequency, positive and negative current, and positive and negative pulse ratio can be independently and continuously adjusted, with a wide adjustable range;

6. It can be equipped with a process data management system to implement traceable management of process curves.



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