Air Compressors for


Advanced Air and Vacuum is the go-to provider for CNC machining businesses seeking efficient and durable industrial air compressors. Our extensive range of air compressors ensures optimal power and reliability, enabling efficient and effective operations. Whether you’re a professional CNC machining contractor or a hobbyist working on DIY projects, our high-quality air compressors deliver the performance you need to accomplish tasks with precision.


Air Compressors for CNC Machines

Industrial air compressors play a crucial role in CNC machining processes by providing a reliable source of compressed air. Here are several ways in which Advanced Air and Vacuum’s Air Compressors support CNC machining:

Powering Pneumatic Tools: CNC machines often require the use of pneumatic tools such as drills, grinders, and wrenches. These tools are powered by compressed air from the air compressor. The high-pressure air enables the tools to perform various cutting, drilling, and shaping operations with precision and efficiency.


Coolant System: CNC machines generate heat during operation, particularly when working with metals. Our air compressors are utilized to power coolant systems that help dissipate heat and prevent overheating of the cutting tools. The compressed air blows coolant onto the tool and workpiece, ensuring proper cooling and lubrication, thereby prolonging tool life and maintaining machining accuracy.


Chip Removal: CNC machining produces chips and debris as a byproduct of the cutting process. Compressed air is used to clear away these chips, keeping the work area clean and preventing them from interfering with the machining operation. Air jets or nozzles can be directed at the workpiece or cutting area to blow away the chips effectively.


Dust and Particle Removal: Precision is crucial in CNC machining, and even small dust particles can affect the accuracy of the machining process. Our air compressors can be used to power air blowers or dust collection systems that remove dust and particles from the work area. This ensures a cleaner environment, preventing contamination and maintaining the quality of the machined parts.


Pneumatic Clamping and Fixturing: CNC machines often require secure clamping and fixturing of workpieces to ensure stability during the machining process. Air-powered clamps can be employed for this purpose. Compressed air is used to activate the clamping mechanism, holding the workpiece firmly in place and minimizing vibrations that could affect machining precision.


Pneumatic Automation: Some CNC machines incorporate automated systems that require pneumatic actuators for tool changing, part indexing, or other auxiliary functions. These actuators are powered by compressed air, providing the necessary force and control for precise movements and operational sequences.


Industrial air compressors are essential in CNC machining operations as they power pneumatic tools, coolant systems, chip removal mechanisms, dust collection systems, clamping fixtures, and automation components. Advanced Air & Vacuum’s industrial air compressors contribute to the efficiency, accuracy, and overall performance of CNC machining processes.

What Size Air Compressor Do I Need for a CNC Machine?

Determining the appropriate size of an air compressor for a CNC machine involves considering several factors. Here are some key considerations to include:

  • Required Air Pressure: Check the CNC machine’s specifications to determine the minimum and maximum air pressure requirements. The air compressor you use should be capable of delivering the required pressure consistently.


  • Air Consumption: Assess the air consumption of the CNC machine. This information is typically provided by the machine manufacturer and is measured in terms of cubic feet per minute (CFM) or liters per minute (LPM). A general guideline is choosing an air compressor with a CFM rating that meets or slightly exceeds the machine’s air consumption to ensure sufficient air supply.


  • Tooling and Accessories: Take into account any additional pneumatic tools or accessories that will be used in conjunction with the CNC machine. Consider their air consumption requirements and factor them into the overall CFM rating needed for the air compressor.


  • Duty Cycle: Evaluate the duty cycle or usage pattern of the CNC machine. If the machine operates continuously or for extended periods, you may require a larger air compressor with a higher duty cycle to ensure uninterrupted air supply.


  • Tank Size: Consider the size of the air compressor tank. A larger tank can provide a buffer of compressed air, allowing the compressor to run less frequently and reducing the chance of pressure fluctuations during heavy tool usage.


  • Compressor Type: Choose between a reciprocating (piston) air compressor or a rotary screw compressor. Reciprocating compressors are suitable for intermittent use, while rotary screw compressors are more appropriate for continuous or heavy-duty applications.


  • Available Power Supply: Ensure that the power supply in your workshop or facility can accommodate your air compressor’s electrical requirements, considering factors like voltage, phase, and available amperage.


  • Future Expansion: If you anticipate expanding your CNC operations or adding more equipment in the future, it is advisable to choose an air compressor with a slightly higher capacity to accommodate future needs.

By considering the factors above, you can determine the appropriate size and capacity of an air compressor that will meet the air pressure, air consumption, and operational requirements of your CNC machine effectively.

If you still aren’t sure, feel free to contact Advanced Air & Vacuum – one of our air compressor specialists will help ensure you’ve chosen the best air compressor for your needs. 


Industrial Air Compressors for Every Occasion

Advanced Air & Vacuum takes pride in offering a variety of industrial air compressors, all from the most notable brands in the industry, like Atlas Copco, Jenny, Quincy, Rol-Air, Saylor Beall, and Sullivan Palatek. Browse some of our compressors here, and if you need help determining which air compressor is in line with your needs, contact Advanced Air! One of our experts will be more than happy to help.