How to Calculate Laser Cutting Speed and Power Settings

laser cutting

If you’ve ever used a laser cutting machine or worked with a laser cutting service, you’ll know that speed and power settings can make or break the job.

Too fast, and the laser might not cut all the way through. Too slow, and you risk burning the material or wasting time. The right balance keeps edges clean, cuts sharp, and production efficient.

Whether you’re working with acrylic, stainless steel, or mild steel, different materials behave differently under the laser. That’s why getting the settings right is so important—especially in commercial work where consistency matters.

In workshops across Australia, from Sydney to regional areas, getting the correct setup is the first step to a smooth and professional finish. If you’re unsure, start with test cuts. Adjust one setting at a time until you see the cleanest result.

How Material Type Affects Laser Cutting Speed

 laser cutting service

Not All Materials Cut the Same

The type of material you’re working with plays a big role in how you set up your laser cutting machine.

Light materials like paper, cardboard or thin plastics need low power and fast speed. On the other hand, cutting through stainless steel or thicker aluminium takes more power and slower movement to get a clean finish.

For example:

  • Mild steel around 3mm thick might need 1000W power at moderate speed

  • Thin acrylic may only need 20–30% power with high speed

If you’re using a laser cutting service, the operator usually handles all this for you. But knowing the basics helps when you’re preparing files or discussing job details.

It’s also good to remember that different lasers (like fibre or CO₂) respond differently to the same materials. So always check the machine type before assuming speed and power settings.

The Role of Thickness in Laser Cutting Service Settings

Thickness doesn’t just change the cutting time—it also affects how much energy your laser needs.

As a general rule, the thicker the material, the slower you go and the more power you need. But too much power on a thin sheet can cause burns or poor-quality edges.

This is especially important in jobs like cnc sheet metal fabrication, where edges need to be neat for later bending or welding. Whether you’re cutting steel panels or aluminium components, getting the speed and power right from the start means less cleanup and better results.

If you’re offering or ordering a laser cutting service, always provide the material thickness. It helps the machine operator set things up properly and saves time on guesswork.

How cnc sheet metal fabrication Relies on Accurate Settings

Subheadline: Precision Is Key in Sheet Work

In the world of cnc sheet metal fabrication, precision really matters. Whether you’re cutting parts for cabinets, panels, or enclosures, the laser has to move just right.

Incorrect settings can cause a lot of problems. If the laser goes too fast, it might leave edges rough or incomplete. If it goes too slow, the metal could warp or get too much heat. Neither is good if you’re planning to weld, fold, or assemble the pieces later.

Clean cuts also help when parts go through further processes like a sheet metal press brake. If the edge is smooth and accurate, you’ll get a more consistent bend every time.

That’s why professional fabricators take time to get the laser cutting settings dialled in. It saves time on rework, reduces waste, and makes the whole job run smoother.

Where cnc cutting services and turret punching services Differ

Many people compare cnc cutting services and turret punching services, but they work very differently.

cnc cutting services use a laser to cut through the material cleanly. It’s great for detailed shapes, curved lines, and small cut-outs. It leaves a smooth edge and doesn’t deform the sheet.

turret punching services use a punch and die to cut holes or shapes out of sheet metal. It’s usually quicker for simple shapes and is often more cost-effective for high-volume runs. But it can leave burrs or marks near the punched area.

If your design has complex shapes or fine details, laser cutting is the better option. If your job involves lots of simple circles or rectangles, turret punching might be faster.

Knowing when to use each method can help you get better results and manage your project budget more effectively.

Using a sheet metal press brake After Laser Cutting

cnc cutting services

Planning Your Process Step by Step

Once you’ve finished the laser cutting, the next step in many projects is bending. That’s where a sheet metal press brake comes in.

But to bend sheet metal cleanly, the cut has to be precise. Rough edges or too much heat can weaken the bend line or even cause cracking. That’s why setting the right power and speed during cutting is so important.

By planning your process ahead of time—cut first, then bend—you’ll make sure everything fits properly and saves time during assembly.

At the end of the day, great results come from combining good tools with smart planning. Whether you’re handling a small job or managing full-scale cnc

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