How to Cut Metals with xTool MetalFab CNC Cutter
Updated Jan 4,2026
Updated Jan 4,2026

What metals can xTool MetalFab 1200w cut?

Gas Suggestions for xTool MetalFab

Processing Type

Material Type

Recommended Gas

Recommended Pressure

Recommended Nozzle

CNC Cutting

Stainless Steel
Aluminum
Brass
Carbon Steel
Galvanized Sheet
 (0.2mm-1mm)

99.99% Nitrogen or
99.99% Argon or
Compressed Air

Over 0.6 MPa

Ordinary cutting nozzle 
(included in CNC cutter package)

Stainless Steel (2mm-5mm)
Aluminum (2mm-4mm)
Brass (2mm-3mm)

99.99% Nitrogen or
99.99% Argon or
Compressed Air

Over 1.2 MPa

Ordinary cutting nozzle 
(included in CNC cutter package)

Over 0.6 MPa

Savegas Nozzle 
(included in CNC cutter package)

Titanium Alloy TC4 (1mm)

99.99% Argon

Over 1.2 MPa

Ordinary cutting nozzle 
(included in CNC cutter package)

Titanium Alloy TC4 (2mm-5mm)

Savegas Nozzle 
(included in CNC cutter package)

Carbon Steel (2mm-10mm)
Galvanized Sheet (2mm-10mm)

99.99% Oxygen

0.06 MPa-0.07 MPa

Double-layer Nozzle 
(add-on)

Welding

Stainless Steel 
Aluminum
Brass
Carbon Steel 
Galvanized Sheet

99.99% Nitrogen or
99.99% Argon

0.1 MPa-0.2 MPa pressure 
or 15-30L/min flow rate

Welding Nozzles 
 (included in laser welder package)

Handheld Cleaning

Cleaning Nozzle
 (included in laser welder package)

CNC Cleaning

0.6 MPa

CNC Cleaning Nozzle
(included in CNC cutter package)

Handheld Cutting

99.99% Nitrogen or
99.99% Argon or
Compressed Air

Over 0.8 MPa

Handheld Cutting Tip 
(included in laser welder package)

Note: Don't use xTool MetalFab to process high-reflective materials like Au/Ag/Copper, or it will damage the laser machine!

Use xTool air compressor & dryer & SaveGas nozzle (Telescopic nozzle) to cut 4mm stainless steel:

If you use nitrogen or argon cylinders, refer to the chart above. Most steps are similar.

1. Preparation work

  • Connect the air compressor & air dryer to the laser welder. Connect the CNC cutter to the laser welder.
  • Turn on the xTool air dryer first, and then turn on the air compressor. Set the air pressure at 1.0MPa, and wait for the machine to generate air.
  • Install the SaveGas nozzle, turn on the laser welder and CNC cutter.

2. Place and secure the material

3. Connect the machine, insert files

Refresh the background, adjust the position where you wanna cut

4. Add lead-in lines

For thick metals of 3mm and above, to achieve the best cutting results, it's recommended to add lead-in lines.

Click to see when you need add lead-in lines and how>>

5. Choose cutting parameters

For stainless steel of 4mm and above, brass and aluminum of 3mm and above, after adding lead-in lines, the soft-start function will be enabled and the settings will be applied automatically.

6. Calibrate the capacitive sensor

7. Framing

8. Adjust the focus position and processing

  • Click process to get the recommended focus position

  • Adjust the focus position

For focus position between -10 to +5

Follow the video, rotate the knob, set the scale at the recmmedned value.

For focus position beyond the range from -10 to +5

Visit How to Adjust When Cutting Tip Knob Range is Exceeded to gain detailed instructions.

Use xTool double-layer nozzle & oxygen cylinder cut 5mm carbon steel(ASTM 36) :

1. Preparation work

2. Place and secure the material

3. Connect the machine, insert files

4. Add lead-in lines

For thick metals of 2mm and above, to achieve the best cutting results, it's recommended to add lead-in lines.

Click to see when you need to add lead-in lines and how>>

 

5. Choose cutting parameters

6. Calibrate the capacitive sensor

7. Framing

8. Adjust the focus position and processing

When using the 20mm focus extension tube, the focus position should be adjusted to -2 for 5mm carbon steel.

 

 

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