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Mipec is trademark of P2J Technology, s.r.o. from Czech republic. P2J Technology is specialized in developing and manufacturing of precise PCB milling and PCB drilling equipment which meets highest of customer’s demands in PCB prototype production.

Mipec machines for PCB prototyping are assembled in Czech Republic using only top quality components, manufactured under very strict quality rules. This ensures the top quality and reliability of the end product. CNC PCB milling machine allow customers to accurately and quickly manufacture their own printed circuit boards or quickly validate a new design without the need for complex chemical management, time delays or risc of leaking sensitive data. CNC milling machines Mipec are perfectly suited for in-house PCB prototyping.

Mipec produces most of the CNC machine parts, mechanical and electronic components as well as our PCB CAM software and firmware for CNC machine controller and driver. This unique combination means that spare parts are always available and can be sent, almost immediately to the customer.

We at Mipec strive to help and support our customers. Our “Hotline support” is available through telephone or email and our trained and experienced technicians are able to help you with any problem. Software is equipped with remote assistance software, so we can also connect to your machine remotely and solve problems on-the-fly regardless of where you are in the world.

Beside the PCB milling machines, we offer a wide range of PCB milling and drilling tools, PCB drill bits, PCB flat milling bits, PCB engraving tool, solder paste application systems,  accessories and other equipment for PCB prototyping. We are quickly expanding our product range and applications so be sure to check our website www.mipec.eu for updates. Do you need a customized solution for your PCB development zone? No problem, we can sit down and hear what you have to say.

Introduction to Printed Circuit Board Milling

Printed circuit board milling (PCB milling), also known as isolation milling, is a process that removes copper areas from a sheet of PCB material using a milling tool on a PCB milling machine. This technique is employed to create conductive tracks, soldering pads, or isolation paths according to the schematics or layers generated by PCB design software.

Advantages of PCB Milling

1. Non-Chemical Process: PCB milling is a clean, non-chemical process that doesn’t require special environmental conditions. PCB milling machines can be easily installed in any lab or designer's office, making them ideal for complete in-house PCB prototyping. This method allows for high-resolution PCB milling, with our machines capable of producing tracks or insulation paths as narrow as 0.1mm.

2. Comprehensive PCB Production: PCB milling machines can handle all three key steps of PCB production:

   • Creating conductive tracks, pads, isolation paths, or even markings on PCBs.
   • Drilling holes for THT components, wires, terminals, and connectors.
   • Cutting the PCB outline from the material (typically FR4 or aluminum boards) and creating break-out tabs.

1. Time and Cost Efficiency: In-house PCB prototyping using PCB milling machines significantly reduces the time and costs associated with outsourcing PCB production. Any design changes or new PCB designs can be instantly transferred to the CNC machine, allowing for milling, drilling, and cutting within minutes. Combined with SMT prototyping tools, boards can be populated and tested in a very short time.

Quality of Milled PCBs

The quality of milled PCBs depends on two primary factors:

• Machine Accuracy and Parameters: The precision of the PCB milling machine and the ability to adjust milling parameters, such as cutting speed (mm/s) and spindle speed (RPM).
• Tool Quality and Selection: The choice and quality of tools used for PCB machining (including material, tip sharpness, and the number of cutting edges) play a crucial role.

Tools for PCB Machining

To achieve optimal results in PCB milling, a range of specialized tools are employed:

1. Isolation Path Cutters: Used for milling contours of conductive tracks and pads or creating isolation paths.
2. End Mills: Ideal for removing larger copper areas from the PCB.
3. Contour Routers: Best suited for cutting the PCB from the base material.
4. Carbide Drills: Used for drilling holes up to 3mm in diameter.

Conclusion

PCB milling is a versatile, efficient, and environmentally friendly method for in-house PCB prototyping, offering high precision and cost savings. By choosing the right tools and machine settings, high-quality PCBs can be produced quickly and reliably, meeting the demands of modern electronics development.