LONGER HOW TO：Laser Engraving Slate with the Nano Pro

Slate is a popular material for personalized crafts, decorative signs, and custom artwork. Its natural texture and smooth surface make it suitable for detailed laser engraving. With modern laser engraving technology, users can easily create clear patterns, text, and images on slate.

In this guide, we will explain the basic principles of slate laser engraving and show how to engrave slate using the LONGER Nano Pro laser engraver. Before starting, make sure to prepare a clean slate surface and follow the recommended engraving steps to achieve better results.

How Does Slate Laser Engraving Work?

Laser engraving uses a focused laser beam to remove the surface layer of the material.

During engraving, the laser moves across the slate surface and creates permanent marks by removing a small amount of material. Since the process does not require direct contact, it reduces physical damage to the slate. The laser engraving process creates:

• Clear patterns and images
• Fine details
• Strong contrast between the engraved area and the natural slate surface

Because slate has a unique texture, each engraved piece can have a natural and artistic appearance.

Common Methods for Slate Laser Engraving

1. Direct Engraving

Direct engraving means the laser works directly on the slate surface. This method is suitable for:

• Flat slate materials
• Single-color slate surfaces
• Designs that rely on natural contrast

For better results, choose slate with a smooth and even surface.

2. Coated Engraving

Coated engraving uses a protective coating or marking material before engraving. This method can help:

• Improve engraving contrast
• Protect the slate surface
• Create clearer visual effects

Some coatings contain titanium dioxide (TiO₂), which may improve the contrast of the engraved area.

How to Laser Engrave Slate with LONGER Nano Pro

This tutorial uses the LONGER Nano Pro laser engraver for direct engraving. It is recommended to use a flat, single-colored slate for optimal results.

Step 1: Open LightBurn Software

1. Launch LightBurn.
2. Import the correct configuration file.
3. Select the correct communication port.
4. Load the Nano Pro machine profile.

When the console shows: “Nano Pro Connected Successfully”. the machine is ready for the next step.

Step 2: Import the Design File

1. Click Import in LightBurn.
2. Select the image you want to engrave.
3. Open the Console tab.
4. Select Switch Carving Mode to enter engraving mode.

Choose a design that matches the size and shape of your slate.

Step 3: Set Engraving Parameters

Use the recommended parameters from LONGER:

• Power: 70%
• Speed: 6000 mm/min

Adjust settings according to your actual material and engraving requirements if needed.

Step 4: Clean the Slate Surface

Use a soft cloth and alcohol to thoroughly clean the slate. Ensure the surface is free from dust, debris, or oil. A clean surface is essential for achieving high-quality engraving results.

Step 5: Focus and Frame the Design

Before starting the engraving, perform proper focusing and use the framing function to align the design on the slate. Once alignment and focus are confirmed, you are ready to begin engraving.

Step 6: Start Slate Engraving

After checking all settings:

1. Start the engraving process.
2. Monitor the machine during operation.
3. Make sure the engraving process runs normally.

After completion, clean the slate surface if necessary to reveal the final engraved effect.

Conclusion

Slate laser engraving is a simple and effective way to create personalized decorations and custom artwork. With the LONGER Nano Pro laser engraver, users can transform natural slate into detailed engraved pieces by following the correct preparation and engraving steps.

By keeping the slate surface clean, using proper focusing, and applying suitable engraving parameters, you can achieve clear and consistent engraving results for your creative projects.