The cutting parameters for a 3000W fiber laser cutter can vary depending on several factors, including the material being cut, its thickness, and the desired cutting speed. However, here are some typical cutting parameters that may be used as a starting point for various materials:
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Significance of Laser Cutting Machine Parameters
Understanding the significance of 3000W fiber laser cutter parameters is crucial for achieving optimal cutting results and maximizing the efficiency of the cutting process. Laser cutting machines operate based on specific parameters that determine various aspects of the cutting process, including cutting speed, power, focus, and assist gas flow. Here’s why these parameters are significant:
- Cutting Speed: Cutting speed refers to the rate at which the laser beam moves across the material during the cutting process. It directly impacts the productivity and efficiency of the cutting operation. Higher cutting speeds can result in faster processing times, but excessively high speeds may compromise cut quality. Therefore, finding the optimal cutting speed for the material being cut is essential to balance speed and quality.
- Laser Power: Laser power determines the intensity of the laser beam used to cut through the material. Higher laser power levels are suitable for cutting thicker materials or achieving faster cutting speeds. However, excessive power may lead to excessive heat buildup, resulting in melted edges or material deformation. Adjusting laser power based on material thickness and type is critical for achieving clean, precise cuts.
- Focus Position: The focus position refers to the distance between the laser focusing lens and the surface of the material being cut. Proper focusing is essential for achieving optimal cut quality and minimizing the heat-affected zone. The focal point should be precisely positioned at the material surface or slightly below it, depending on the material thickness and cutting requirements.
- Assist Gas Pressure and Flow Rate: Assist gas, such as oxygen, nitrogen, or compressed air, is used to assist the cutting process by blowing away molten material and debris from the cutting kerf. The pressure and flow rate of the assist gas significantly impact the cutting quality and efficiency. Properly adjusted gas pressure and flow rate ensure efficient material removal and prevent back reflections or flare-ups during cutting.
- Pulse Frequency and Duty Cycle: Pulse frequency and duty cycle control the on-off cycling of the laser beam during cutting. These parameters affect the amount of heat generated and the overall cutting efficiency. Adjusting pulse frequency and duty cycle allows for precise control over the cutting process, especially when cutting intricate patterns or fine details.
- Material Thickness and Type: The thickness and type of material being cut influence the selection of laser cutting parameters. Different materials have varying absorption characteristics and thermal conductivities, requiring adjustments in laser power, cutting speed, and focus position. Understanding the properties of the material being cut is essential for determining the appropriate cutting parameters.
Overall, optimizing laser cutting machine parameters based on material properties, cutting requirements, and desired outcomes is essential for achieving high-quality cuts, maximizing productivity, and minimizing material waste. Experimentation, experience, and understanding of laser physics play crucial roles in fine-tuning these parameters for optimal cutting perform
3000W Fiber Laser Cutter Paramater Based on Cutting Thickness
For thin materials such as stainless steel or mild steel:
- Thickness: 0.5mm – 6mm
- Cutting speed: 10 m/min – 20 m/min
- Laser power: 1000W – 2000W
For medium-thickness materials such as stainless steel or mild steel:
- Thickness: 6mm – 12mm
- Cutting speed: 5 m/min – 10 m/min
- Laser power: 2000W – 3000W
For thick materials such as stainless steel or mild steel:
- Thickness: 12mm – 20mm
- Cutting speed: 2 m/min – 5 m/min
- Laser power: 3000W
For non-ferrous metals such as aluminum or copper:
- Thickness: 0.5mm – 6mm
- Cutting speed: 10 m/min – 20 m/min
- Laser power: 1000W – 2000W
It’s important to note that these are general guidelines, and the optimal 3000W fiber laser cutter cutting parameters may vary based on the specific material properties, machine configuration, and desired cutting quality. It’s recommended to conduct test cuts and adjust the parameters accordingly to achieve the best results for a particular application. Additionally, consulting the machine manufacturer or referring to the machine’s documentation for recommended cutting parameters is advisable to ensure safe and efficient operation.
3000W Fiber Laser Cutter Cutting Parameter
Thickness（mm） | Speed（m/min） | Focus position | Cutting height（mm） | Gas | Nozzle type | Pressure（bar） | Cutting effect | |
|---|---|---|---|---|---|---|---|---|
| Carbon steel (Q235B) | 1 | 59 | 0 | 0.5 | N2 | Single：1.0 | 12~16 | Bright surace |
| 2 | 28 | -1~-1.5 | 0.5 | Single：2.0 | 12~16 | |||
| 3 | 4 | 4.5~5.5 | 0.8 | O2 | Double：1.2 | 0.6~0.9 | ||
| 4 | 3.5 | 4.5~5.5 | 0.8 | Double：1.2 | 0.6~0.9 | |||
| 6 | 2.7 | 4.5~5.5 | 0.8 | Double：1.2 | 0.6~0.9 | |||
| 8 | 2.2 | 4.5~5.5 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 10 | 1.5 | 2~3 | 1.5 | Double：4.0 | 0.6~0.9 | Matte surface | ||
| 12 | 1 | 2~3 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 14 | 0.95 | 2~3 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 16 | 0.85 | 2.5~3.5 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 18 | 0.72 | 2.5~3.5 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 20 | 0.65 | 2.5~3.5 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 22 | 0.55 | 2.5~3.5 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| 25 | 0.5 | 2.5~4 | 1.5 | Double：4.0 | 0.6~0.9 | |||
| Stainless steel (SUS304) | 1 | 0 | 0.5 | N2 | Single：1.0 | 12~16 | No slag | |
| 2 | 0~-0.5 | 0.5 | Single：2.0 | 12~16 | ||||
| 3 | 12 | -1~-1.5 | 0.5 | Single：2.0 | 12~16 | |||
| 4 | 4.3 | -3.5~-4 | 0.5 | Single：3.5 | 12~16 | |||
| 6 | 1.8 | -5~-6 | 0.5 | Single：3.5 | 16~18 | |||
| 8 | 1.2 | -6.5~-7 | 0.5 | Single：3.5 | 16~18 | |||
| 10 | 0.9 | -7.5~-8.5 | 0.5 | Single：3.5 | 16~18 | A small amount of slag | ||
| 12 | 0.4 | -9~-10 | 0.5 | Single：4.0 | 16~20 | A small amount of dross | ||
| Aluminum (6061) | 1 | 37~40 | 0 | 0.5 | Air | Single：1.0/1.2/1.5 | 12~16 | |
| 2 | 20~22 | 0~-0.5 | 0.5 | Single：1.5/2.0 | 12~16 | |||
| 3 | 8~9 | 0~-0.5 | 0.5 | Single：2.0/2.5/3.0 | 12~16 | |||
| 4 | 5~5.2 | -1~-1.5 | 0.5 | Single：3.0 | 12~16 | |||
| 6 | 2.2~2.5 | -2~-3 | 0.5 | Single：3.5/4.0 | 12~16 | |||
| 8 | 1~1.2 | -3~-4 | 0.5 | Single：4.0 | 16~18 | |||
| 10 | 0.5~0.6 | -5~-5.5 | 0.5 | Single：4.0 | 16~18 | |||
| Brass | 1 | 15~17 | 0 | 1.5 | Air | Single：1.0/1.2/1.5 | 12~16 | |
| 2 | 18~20 | 0~-0.5 | 2.5 | Single：1.5/2.0 | 12~16 | |||
| 3 | 7~7.5 | 0~-0.5 | 3.5 | Single：2.0/2.5/3.0 | 12~16 | |||
| 4 | 4~4.5 | -1~-1.5 | 4.5 | Single：3.0 | 12~16 | |||
| 6 | 2.0~2.2 | -2~-3 | 5.5 | Single：3.5/4.0 | 12~16 | |||
| 8 | 0.9~1.1 | -3~-4 | 6.5 | Single：4.0 | 16~18 | |||
| 10 | 0.5~0.6 | -5~-5.5 | 7.5 | Single：4.0 | 16~18 |
In the cutting data, the core diameter of the 3000W laser output fiber is 50 microns;
The cutting data adopts Jiaqiang cutting head with an optical ratio of 100/125 (collimation/focus lens focal length);
Cutting auxiliary gas: liquid oxygen (purity 99.99%) liquid nitrogen (purity 99.999%);
The air pressure in this cutting data specifically refers to the monitoring air pressure at the cutting head;
Due to differences in the equipment configuration and cutting process (machine tool, water cooling, environment, cutting nozzle, gas pressure, etc.) used by different customers, this data is for reference only.
The 3000W fiber laser cutting machine produced by KRRASS basically follows these parameters.
