The 10L MAO experimental equipment is a compact laboratory system for micro-arc oxidation research, integrating reaction tank, power supply, cooling, and agitation into a single platform for precise ceramic coating development on aluminum, magnesium, and titanium alloys.
The 10L MAO experimental equipment delivers a complete laboratory-scale solution for micro-arc oxidation research and development. Specifically, this MAO experimental equipment is designed for producing ceramic coatings on aluminum, magnesium, and titanium alloys. Consequently, it enables researchers to investigate PEO processes with precise control over electrical parameters, electrolyte conditions, and coating properties. Furthermore, this compact system supports reproducible experiments for academic and industrial R&D applications.
| Parameter | Specification |
|---|---|
| Tank Volume | 10 Liters (Stainless Steel with Cooling Jacket) |
| Workpiece Size | Up to 150mm x 100mm |
| Power Supply | 0-750V / 0-30A Unipolar/Bipolar Pulse |
| Pulse Frequency | 10-3000 Hz Adjustable |
| Duty Cycle | 5-95% Adjustable |
| Cooling System | Recirculating Chiller with Temperature Control |
| Electrolyte Agitation | Magnetic Pump with Flow Control |
| Control Interface | Touchscreen HMI with Data Logging |
| Safety Features | Emergency Stop, Interlock, Overheat Protection |
| Power | 380VAC Three-Phase, 50/60Hz |
| Single Pulse | ||||||
| No. | Model | Forward Current (A) | Forward Voltage (V) | Input Voltage (V) | Cooling Method | W×L×H (mm) |
| 1 | 5A750V | 5 | 750 | 220 | Air-cooled | 290×520×190 |
| 2 | 10A750V | 10 | 750 | 380 | Air-cooled | 510×560×230 |
| 3 | 20A750V | 20 | 750 | 380 | Air-cooled | 560×760×320 |
| 4 | 30A750V | 30 | 750 | 380 | Air-cooled | 560×760×320 |
| 5 | 50A750V | 50 | 750 | 380 | Air-cooled | 520×580×930 |
| 6 | 100A750V | 100 | 750 | 380 | Air-cooled | 580×650×1650 |
| 7 | 200A750V | 200 | 750 | 380 | Water-cooled | 850×1130×1630 |
| 8 | 300A750V | 300 | 750 | 380 | Water-cooled | 800×1270×1700 |
| 9 | 500A750V | 500 | 750 | 380 | Water-cooled | 800×1270×1900 |
| Dual Pulse | ||||||||
| No. | Model | Forward Current (A) | Forward Voltage (V) | Reverse Current (A) | Reverse Voltage (V) | Input Voltage (V) | Cooling Method | Dimensions (mm) |
| 1 | 10A750V | 10 | 750 | 3 | 300 | 380 | Air-cooled | 510×560×230 |
| 2 | 30A750V | 30 | 750 | 10 | 300 | 380 | Air-cooled | 560×760×320 |
| 3 | 50A750V | 50 | 750 | 15 | 300 | 380 | Air-cooled | 520×580×930 |
| 4 | 100A750V | 100 | 750 | 30 | 300 | 380 | Air-cooled | 580×650×1650 |
| 5 | 200A750V | 200 | 750 | 50 | 300 | 380 | Water-cooled | 850×1130×1630 |
| 6 | 300A750V | 300 | 750 | 100 | 300 | 380 | Water-cooled | 800×1270×1700 |
| 7 | 500A750V | 500 | 750 | 150 | 300 | 380 | Water-cooled | 800×1270×1900 |
Power(KW) = Output Voltage(V) × Output Current(A)
The product comes with a one-year warranty and boasts a service life of over 10 years. It supports both Constant Current and Constant Voltage modes, and it also includes a programmable ramp-up function for current or voltage settings. For time-sensitive applications, you can use the timed operation mode. Moreover, the multi-segment function allows you to vary constant current or voltage levels over time. The device further offers an RS485 communication interface, automatic polarity reversal, and a minute-level timing function. If you need customization, please contact us for further details.
Over all, GAOHUI provides complete single-pulse and dual-pulse models with air-cooled and water-cooled options. Accordingly, these units fit different production scales and process requirements.

Shows the peak voltage of the current pulse, a key parameter affecting coating strength.
Displays the average current over the working cycle to monitor reaction stability.
Set total time: Total process duration.
Total running time: Elapsed working time.
Cumulative ampere-minutes: Total current-time value for coating thickness control.
Multi-station ID for managing different workpiece processes.
Indicates disconnection from remote/host system, local control mode.
Constant current mode, the most common for micro-arc oxidation.
Press to immediately terminate the oxidation process.
Process stage: Current running step in multi-step program.
Ramp-up time: Time for voltage/current to rise to set value, avoiding impact.
Peak voltage limit: Maximum pulse voltage to prevent breakdown.
Frequency (Hz): Pulse working frequency, affects coating density.
Current stage: Current process segment number.
Hold time: Duration of current segment.
Average current setting: Target average current value.
Pulse "on" time percentage in one cycle, affects heat input and coating structure.
Button to start or stop the process.
Toggle between CV and CC control modes.
Pause or resume the ongoing process.
Access multi-step program editor for complex recipes.
Choose between single segment or multi-segment process.
Shows currently loaded/running process recipe.
Opens system configuration menu.
Manufacturer/support contact information.
View historical voltage/current trend graphs.
Visualizes real-time/historical voltage/current curve.
Displays the peak current value of the pulse.
Displays the average voltage over the working cycle.
Shows system date and time.

Shows the peak value of the positive pulse voltage.
Displays the average current of the positive pulse over the working cycle.
Shows the average voltage of the positive pulse over the working cycle.
Displays the peak value of the positive pulse current.
Shows the current running process number.
Sets the time for voltage/current to rise slowly from zero to the set value.
Shows the current running segment number in multi-stage processes.
Sets the duration for the current process segment.
Manufacturer/support contact information.
Shows the average voltage of the negative pulse over the working cycle.
Displays the peak value of the negative pulse current.
Shows the peak value of the negative pulse voltage.
Displays the average current of the negative pulse over the working cycle.
Sets the maximum allowed positive pulse voltage to prevent workpiece breakdown.
Sets the target average current value for the positive pulse.
Set total time: Total process duration.
Total running time: Elapsed working time.
Cumulative ampere-minutes: Total current-time value for coating thickness control.
Opens the system configuration menu.
Accesses the multi-step program editor to create complex recipes.
Selects between running a single segment or a multi-segment process.
Displays the currently loaded or running process recipe.
Temporarily pauses or resumes the ongoing process.
Toggles between constant voltage and constant current control modes.
Multi-station ID for managing different workpiece processes.
Indicates disconnection from the remote/host system, local control mode.
Current operating mode: constant current control.
Press to immediately terminate the oxidation process.
Positive: Pulse frequency, duty cycle, number of pulses.
Negative: Pulse frequency, duty cycle, number of pulses.
Main button to start or stop the entire process.
Complete Laboratory System: Firstly, this MAO experimental equipment integrates all essential components in a compact design. Specifically, it includes the reaction tank, power supply, cooling system, and agitation unit. Therefore, researchers can begin experiments immediately without additional setup. Furthermore, the system is pre-configured for optimal PEO processing.
Precision Power Control: Secondly, the integrated power supply offers adjustable voltage, current, frequency, and duty cycle. Specifically, it supports both unipolar and bipolar pulse modes. Therefore, this MAO experimental equipment enables comprehensive process parameter studies. Additionally, it facilitates coating property optimization for different material systems.
Active Temperature Management: Moreover, the recirculating chiller maintains precise electrolyte temperature control. Specifically, it supports the low-temperature conditions often required for high-quality ceramic coatings. Therefore, this MAO experimental equipment ensures process stability and reproducibility. Furthermore, it prevents thermal damage to both the coating and the equipment.
Real-Time Data Acquisition: Additionally, the touchscreen HMI provides real-time monitoring of voltage, current, power, and temperature. Specifically, it logs data for post-experiment analysis. Therefore, researchers can document and reproduce experimental conditions with confidence. Thus, this MAO experimental equipment supports rigorous scientific investigation.
This MAO experimental equipment is ideal for a wide range of research applications. These include, for example:
In Materials Science Research, it enables systematic study of coating formation mechanisms. Specifically, researchers investigate the effects of electrical parameters on coating microstructure, phase composition, and properties. Additionally, they explore new electrolyte formulations.
For Coating Development, this MAO experimental equipment allows optimization of coating properties for specific applications. Specifically, it supports development of wear-resistant, corrosion-resistant, and bioactive coatings. Furthermore, it enables parameter screening for industrial scale-up.
In Academic Laboratories, it serves as a teaching tool for demonstrating PEO principles. Additionally, it supports graduate student research projects. Thus, this MAO experimental equipment bridges theory and practice.
For Industrial R&D, it provides a reliable platform for process development. Specifically, it allows engineers to validate coating formulations before production. Therefore, it reduces risk and accelerates technology transfer.
Compact Footprint: Firstly, the 10L tank size is ideal for benchtop installation. Therefore, it fits easily in laboratory environments. Additionally, it requires minimal floor space.
Quick Setup: Secondly, the integrated design eliminates the need for custom component assembly. Specifically, researchers can focus on experiments rather than equipment configuration. Thus, this MAO experimental equipment increases productivity.
Reproducible Results: Moreover, precise control over all process parameters ensures consistent outcomes. Specifically, data logging supports thorough analysis and documentation. Therefore, researchers can trust their experimental results.
Versatile Material Support: Finally, the system handles aluminum, magnesium, titanium, and their alloys. Specifically, it supports a wide range of substrate sizes and geometries. Thus, this equipment accommodates diverse research needs.
Complete Solution: Firstly, the system includes everything needed for MAO research. Therefore, researchers avoid the complexity of assembling separate components. Additionally, it reduces compatibility issues.
Precision Control: Secondly, the integrated power supply delivers laboratory-grade accuracy. Specifically, it enables precise parameter adjustment. Thus, this equipment supports rigorous scientific investigation.
Active Cooling: Moreover, the recirculating chiller maintains stable process conditions. Specifically, it supports extended experimental runs. Therefore, researchers can conduct long-duration coating studies.
Data Logging: Finally, integrated data recording supports thorough documentation. Specifically, researchers can export data for analysis. Thus, this equipment facilitates publication-ready results.
A: Products with the same nominal specifications often serve different industries, and they may carry different detailed parameter requirements. These differences directly affect production costs and technical solutions, so final prices will vary accordingly. For this reason, we recommend you contact us directly to receive a precise and tailored quotation.
A: We assign specialized consultants to support each industry sector. If you need further information, simply reach out to us. After we confirm your request, we will immediately send you the full technical datasheets and product images you need.
A: We focus on custom non-standard industrial power supplies, so we can fully adjust output current and voltage to match your exact needs. The products shown on our website only represent part of our actual range, as we do not list every model online. If you cannot find your desired specifications, please contact us directly. We will work with you to confirm your exact requirements, or we can guide you to select the most suitable parameters based on your industry standards. We will provide complete technical specifications and dimension drawings so you can fully understand the product.