Can the xTool F1 Cut Acrylic? Yes, But Only If You Avoid My $2,400 Mistake

Yes, the xTool F1 can cut acrylic cleanly, but you must use the diode laser, not the fiber laser, and you absolutely need to test your specific material first. I learned this the hard way on a 200-piece corporate signage order where I assumed "laser" meant "universal." The result was $2,400 in wasted cast acrylic sheets and a brutal lesson in material science. Here’s the exact pre-flight checklist my team now uses to prevent that error from ever happening again.

Why You Should Listen to Me (I’ve Paid for This Knowledge)

I’m a production manager handling laser engraving and cutting orders for custom industrial parts and corporate gifts for over six years. I’ve personally made (and documented) 17 significant material processing mistakes, totaling roughly $8,900 in wasted budget and client goodwill. Now I maintain our team’s material compatibility checklist. The acrylic disaster happened in September 2023. On a 200-piece order where every single sheet had the issue—melting, discoloration, and weak edges—the error cost $2,400 in material plus a one-week delivery delay and a very unhappy client.

The Core Mistake: Picking the Wrong Laser Source

Look, the xTool F1’s dual-laser system is its biggest selling point, but it’s also the biggest trap for newcomers. Here’s the non-negotiable rule:

For acrylic, you use the Diode laser. Period. The 20W Fiber laser is for metals and harder materials. I made the classic assumption that more power (fiber) equals better cutting. Real talk: it equals a melted, yellowed, smoking mess with cast acrylic. The fiber laser’s wavelength is absorbed differently, causing excessive heat buildup instead of a clean vaporization cut.

If I could redo that decision, I’d have run a five-minute test cut. But given what I knew then—that our old CO2 laser handled acrylic fine—I just assumed. Wrong.

The xTool F1 Acrylic Cutting Checklist (From Our Shop Floor)

This isn’t theoretical. This is the laminated sheet by our machines. Three things: Material Type. Laser Settings. Ventilation. In that order.

1. Material Verification: Cast vs. Extruded

This is the most critical step everyone skips. You must know which acrylic you have.

• Cast Acrylic: Cuts cleanly, leaves a glass-like edge. This is what you want for premium signage and displays. It’s more expensive.
• Extruded Acrylic: More common in cheaper sheets. It tends to melt more, can leave a rougher edge, and produces more problematic fumes. It’ll work, but the finish won’t be as good.

I once ordered 50 "acrylic" sheets from a new vendor without specifying. They sent extruded. The cuts were passable, but the edges needed significant polishing. We caught the error when comparing the finish to a known cast sample. Lesson learned: Always specify "cast acrylic for laser cutting" to your supplier.

2. Diode Laser Settings That Actually Work

For 3mm Cast Acrylic on an xTool F1 (20W Diode), our sweet spot after dozens of jobs:

• Power: 100%
• Speed: 2 mm/s for the final cut pass.
• Passes: 8-10. Don’t try to cut through in one or two passes. Multiple slower passes prevent heat buildup and melting.
• Air Assist: ON. Always. It blows away molten debris and cools the cut zone.

"Total cost of ownership includes... potential reprint costs (quality issues). The lowest quoted price often isn't the lowest total cost." This applies perfectly here. Using the wrong settings might still "cut" the piece, but the quality loss makes the part unsellable. That's a 100% material waste.

3. Fume Management Is a Safety Issue, Not an Annoyance

The most frustrating part of processing plastics: the health hazard. Acrylic fumes are toxic. You’d think a built-in fan would be enough, but it’s not.

• Required: A dedicated external exhaust vented outside. The xTool’s enclosure port is there for a reason.
• Non-negotiable: Wear a proper respirator with organic vapor cartridges when near the machine during/after cutting, even with exhaust.

After the third time getting headaches, I was ready to stop using the F1 for acrylic entirely. What finally helped was investing in a robust inline fan and making respirator use a strict shop rule.

When to Consider a Different Machine Entirely

Here’s the honest boundary. The xTool F1 is a fantastic versatile machine, but it’s not a dedicated acrylic cutter.

• For High-Volume, Thick Acrylic: A 40W+ CO2 laser will be dramatically faster. The F1’s multi-pass process on 5mm+ material becomes time-prohibitive for batch production.
• For Flame-Polished Edges: CO2 lasers can often produce edges so clear they don’t need polishing. The diode-cut edge, while clean, will often have a slight matte finish that may require secondary processing for crystal-clear applications.

"Online printers vary in their strengths... Evaluate based on your specific needs." This is the laser world too. The F1 excels at mixed-material shops (engraving wood one day, cutting acrylic the next, marking metal the day after). If you only cut acrylic, a CO2 laser is a more specialized—and often faster—tool.

The Bottom Line

Can the xTool F1 cut acrylic? Absolutely. I use it weekly for custom corporate gifts and prototype parts. But you must respect the process: Diode laser only, verify your acrylic type, use multi-pass settings, and never, ever skip fume extraction. That $2,400 mistake taught me that the machine’s capability is only half the equation. The operator’s knowledge—and checklist—is the other. Don’t learn it the way I did.