So You Bought a Glowforge Aura: Answers to the 7 Questions I Get Asked Most (From a Guy Who’s Used One for Rush Orders)

7 Questions About the Glowforge Aura (Answered By Someone Who’s Had to Rely on One Under Pressure)

When you're coordinating a rush order—and I mean the kind where a client calls on a Tuesday afternoon needing 200 custom pieces for a Friday trade show—you don't have time to wonder if your laser is up to the task. You either trust it, or you don't.

I've been in that spot more times than I can count. In my role coordinating custom fabrication for event setups, I've processed over 47 rush orders in the last quarter alone. Some standard, some insane. The Glowforge Aura is my main desktop machine for those quick-turnaround projects. And these are the questions I actually hear—from other small business owners, from crafters scaling up, from people who just unboxed theirs.

1. What is the actual laser wattage of the Glowforge Aura?

This is the first question everyone asks. The Glowforge Aura uses a CO2 laser tube. The official spec is 40 watts.

Maybe 45. I'd have to check the latest revision. But for practical purposes: 40 watts of CO2 output. That's the number you use when you're calculating cut speeds for 1/8" acrylic or engraving a full-color photo onto a piece of leather.

Does it cut everything faster than a 60-watt? No. But for a desktop unit aimed at crafts and small business production, 40W is the sweet spot. Powerful enough to be useful, not so powerful that you need industrial electrical work. I've cut 1/4" baltic birch plywood with it—slow pass, but clean. Done.

2. Can it engrave metal?

Short answer: yes, but not all metals, and not by melting them. Period.

Here's where beginner assumptions get you into trouble. I assumed my first laser could mark any metal. Didn't verify. Turned out raw aluminum just reflects the beam. You need a marking spray or a pre-coated surface. The Aura uses a CO2 laser, about 10.6 microns wavelength. It won't etch bare stainless steel or aluminum—that's fiber laser territory.

What it can do:

• Engrave coated metals (like anodized aluminum, powder-coated steel)
• Mark metal using a special marking compound (Cermark, Enduramark, etc.)
• Etch stainless steel tumblers if they have a coating (and many do)

What it can't: cut custom steel plates for signs. Stick to acrylic for that. I've made that mistake. Cost me a re-order and a late-night run to a local CNC shop. A lesson learned the hard way.

3. How to laser etch anodized aluminum with it?

This is one of the machine's best tricks. Anodized aluminum has a color layer that the CO2 laser can vaporize, revealing the raw silver aluminum underneath. It's not deep engraving—it's surface marking. But for nameplates, labels, and serial numbers? It's ideal.

My settings (starting point):

• Speed: 3000-4000 mm/min
• Power: 100%
• DPI: 270 or higher for crisp text

Test on a scrap piece first. Always. I assumed my standard settings would work on a new supplier's anodized aluminum sheets. Didn't verify. Turned out the coating was thicker—barely any contrast. Now I keep sample swatches of every material we've ever run. Saves time.

• Black anodized: usually takes less power
• Gold/blue anodized: may need a slower pass for good contrast

Oh, and keep the air assist on. The residue from vaporizing anodize can re-deposit on the lens. Cleaning that lens is a hassle you don't want.

4. What materials can it cut?

Here's my go-to list from actual orders:

• Wood: Basswood, balsa, 1/8" plywood, 1/4" birch (slow pass). Won't cut thick hardwood cleanly—stick to thinner stock.
• Acrylic: Cast acrylic cuts beautifully. Extruded acrylic can be finicky. Always buy cast for laser cutting. Always.
• Leather: Real leather cuts well. Faux leather can melt and stink—check if it's PVC-based.
• Paper/Cardstock: Perfect. Speedy and clean.
• Fabric: Cuts nicely (cotton, felt, polyester blends).

What I avoid: anything with PVC, vinyl, or chlorine. Releases toxic chlorine gas. Bad news. I've seen it melt machine components. Never risk it.

5. Is it good for small business production?

Depends. Let me be honest here—this is for the 80% case, but here's how to know if you're in the other 20%.

If you're making custom gifts, wedding signage, small batch awards, or personalized items (think 10-50 units per order), the Aura is excellent. It's good for:

• Prototype work (fast iteration)
• Short runs (under 100 pieces)
• Custom one-offs where speed matters

But for high-volume production—like 500 identical parts that need to be cut fast—a bigger machine with a higher watt tube will outpace it. When I compared our Q1 and Q2 results side by side—same product, different machines—I realized the Aura excels at variety and quick setup, not throughput. Better than nothing. Exactly what we needed for rush jobs.

6. What are the tools you need to get started?

You don't need much, but you do need a few things. Based on our internal data from 200+ rush jobs, the Aura works best with:

• A well-ventilated space (it's not huge, but the smell of burned wood/acrylic can accumulate)
• Air assist (included, I think? The latest model has a built-in compressor)
• Material samples (buy swatch packs before buying full sheets of expensive material)
• A camera or phone with a ruler app for quick measurements—trust me, you'll need to check if a file fits on a blank)

I should add: a fire extinguisher rated for electrical fires. Not because the machine is unsafe—because any laser cutting flammable material is a fire risk. Our company policy now requires one within reach, because of a small incident in 2023. A little scorch mark on a piece of wood is fine. A smoldering piece of acrylic in an unattended machine is not.

7. Should I buy the Glowforge Aura or a different machine?

If you're reading this, you're probably comparing it to other desktop lasers like the xTool P2, the Ortur Laser Master, or even a used K40. Here's my take—not a universal recommendation, just what I've learned.

The Aura is great if you value:

• Ease of use (the software is integrated, no messing with LightBurn configs unless you want to)
• Compact footprint
• Customer support reputation (Glowforge has been solid for me, and I've tested 6 different options)

But if you need to cut thicker materials (thicker than 1/4" wood, or acrylic thicker than 3/8"), or if you want to engrave raw metal without coatings, this isn't your machine. You'll need a diode laser or a fiber laser for that. Stick to what it does best: quick, creative, desktop-sized projects. Simple. Done.

Looking back, I should have bought a higher-wattage machine first. At the time, the price point of the Aura seemed right for my startup. It worked out—mostly. But I've since added a 60W CO2 for the big jobs. That said, the Aura still runs every week. It's not the most powerful tool in the shop. But for the rush jobs that save our clients' events? It's earned its spot.