Is Faster Always Better in Laser Cutting?

The ideal cutting speed for a laser cutting operation is a delicate balance between speed and quality. By carefully considering the various factors that influence cutting performance, manufacturers can optimize their processes to achieve maximum productivity while maintaining the highest standards of precision and accuracy.

December 12, 2024

When it comes to laser cutting, many operators assume that increasing the cutting speed will always lead to higher productivity. However, this is a misconception. The optimal cutting speed is not simply about going as fast as possible; it's about finding the right balance between speed and quality.

The Impact of Cutting Speed on Quality

1)Insufficient Energy: If the cutting speed is too high, the laser beam interacts with the material for a shorter duration, potentially leading to insufficient energy to completely cut through the material.

2)Surface Defects: Excessive speed can also result in poor surface quality, such as beveling, dross, and burrs. These defects can compromise the overall aesthetics and functionality of the cut part.

3)Excessive Melting: Conversely, if the cutting speed is too slow, the laser beam may dwell on the material for an extended period, causing excessive melting and resulting in a rough, uneven cut edge.

The Role of Cutting Speed in Productivity

While increasing cutting speed can certainly boost production rates, it's essential to consider the broader implications. If the resulting cuts require additional post-processing to correct defects, the overall efficiency can actually decrease. Therefore, the goal should be to achieve the highest possible cutting speed without sacrificing quality.