Laser cutting and etching: Difference between revisions
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== | == Laser Machines == | ||
* '''CO2 Lasers''' — Best for cutting and engraving non-metals (wood, acrylic, leather, fabric, paper, anodized aluminum, and more). | * '''CO2 Lasers''' — Best for cutting and engraving non-metals (wood, acrylic, leather, fabric, paper, anodized aluminum, and more). | ||
** '''OMTech 80W CO2 Laser''' (Red/Black) — Primary workhorse machine; fully operational. | ** '''OMTech 80W CO2 Laser''' (Red/Black) — Primary workhorse machine; fully operational. | ||
| Line 20: | Line 19: | ||
* '''Diode Laser''' — Entry-level machine; good for light engraving on wood, leather, and some plastics. Lower power than CO2. | * '''Diode Laser''' — Entry-level machine; good for light engraving on wood, leather, and some plastics. Lower power than CO2. | ||
== | ---- | ||
== Equipment == | |||
=== Laser Machines === | |||
{| class="wikitable" style="width:100%;" | |||
|- | |||
! Item !! Model !! Specifications !! Safety Training Required !! Owner's Manual & Resources | |||
|- | |||
| '''CO2 Laser (80W)''' || OMTech 80W || 80W, 28" x 20" (500mm x 700mm) bed; autofocus currently disabled (pending repair) || Yes — Mandatory || [https://drive.google.com/file/d/1hcKJSHRzTdpwq4P3jTkVqSOEjJwofwf0/view?usp=sharing User Manual] | |||
|- | |||
| '''CO2 Laser (130W)''' || 130W CO2 Laser || 130W, 4ft x 3ft (1219mm x 914mm) bed; autofocus status unknown<br><br>⚠️ ''Currently awaiting electrical hookup — not yet operational'' || Yes — Mandatory || — | |||
|- | |||
| '''MOPA Fiber Laser''' || Noua 50W MOPA || 50W; bed size varies by lens:<br>• 254mm lens — 160mm x 160mm (6.3" x 6.3")<br>• 420mm lens — 400mm x 400mm (15.7" x 15.7")<br><br>⚠️ Use portable fume extractor near machine<br><br>'''Software:''' LightBurn Pro required (EZCad2 Galvo controller) || Yes — Mandatory || [https://drive.google.com/file/d/1z7smpXW62TyvsM2q3v3bwZJoHiO8nEaH/view?usp=sharing Generic User Manual] <br> [https://www.noualaser.com/products/us-stock-mopa-marking-machine?variant=46018405073110 Noua Product Page] | |||
|- | |||
| '''UV Laser''' || ComMarker Omni X 5W || 5W UV (355nm); bed size varies by lens:<br>• 150mm lens — 150mm x 150mm — everyday workhorse for flat engraving and general work<br>• 70mm lens — 70mm x 70mm — 3D internal glass/crystal engraving and high precision work<br><br>⚠️ Use portable fume extractor near machine<br><br>'''Software:''' LightBurn Pro required, or use free [https://commarker.com/download-center#download ComMarker Studio] on your own laptop || Yes — Mandatory || [https://drive.google.com/file/d/1g1euMNdNRhcB70FNCqKmt4u7zEXLOLqz/view?usp=sharing User Manual] <br> [https://commarker.com/omni-x-uv-laser-engraver Omni X Product Page] | |||
|} | |||
'''Software note:''' All machines are compatible with LightBurn. The ComMarker Omni X also supports [https://commarker.com/download-center#download ComMarker Studio] — free to download and use on your own laptop. | |||
== | === Support Equipment === | ||
{| class="wikitable" style="width:100%;" | |||
|- | |||
! Item !! Model !! Specifications !! Notes !! Safety Training Required !! Owner's Manual | |||
|- | |||
| '''Fume Extractor''' || Generic portable fume extractor || HEPA filtration || style="background:#fff3cd;" | ⚠️ '''Required when using the Fiber Laser or UV Laser''' until a permanent exhaust system is installed. Unit is located next to those machines. || Yes || — | |||
|} | |||
=== Accessories === | |||
{| class="wikitable" style="width:100%;" | |||
|- | |||
! Item !! Model !! Compatible Machine(s) !! Notes !! Safety Training Required !! Owner's Manual | |||
|- | |||
| '''Rotary Attachment''' || PiBurn Laser Rotary 4.0 || OMTech 80W CO2 Laser || For engraving tumblers and cylindrical objects.<br><br>⚠️ '''Advanced process — not beginner-friendly.''' We recommend attending a [https://www.joingrm.org/events Laser Engraving Tumbler Workshop] or scheduling one-on-one training before your first use.<br><br>[https://docs.google.com/document/d/1ehYNczb6NYLjXHBb2dra8S1WoeYBvwKp6AO0va1Fkfs/edit?usp=sharing Rotary Setup & Usage Documentation] || Recommended — see notes || [https://drive.google.com/file/d/1DL7SxD9XZrba3T2CH2u2n2XFaP3Cma8V/view?usp=sharing Manual] | |||
|- | |||
| '''Rotary Attachment''' || ComMarker R5 Multi-Functional Rotary || Omni X UV Laser || For engraving tumblers and cylindrical objects.<br><br>✅ '''New to tumbler engraving? Start here.''' The UV Laser with the R5 Rotary is currently the most beginner-friendly way to laser engrave tumblers at GRM.<br><br>⚠️ '''UV Laser use is still an advanced process''' — we recommend scheduling one-on-one training before your first use.<br><br>[https://support.commarker.com/hc/en-us/articles/49728992565017-ComMarker-R5-Rotary-Introduction R5 Rotary Info & Overview]<br><br>📺 '''Videos:'''<br>[https://www.youtube.com/watch?v=CFRzkJSTa5A ComMarker R5 Rotary Overview]<br>[https://www.youtube.com/watch?v=OuGCCLo4IAs&t=27s ComMarker R5 In Use]<br><br>📚 [https://youtube.com/playlist?list=PLa34YHbTU0YZb6E1xmNqFBBRkxSfRumUC ComMarker Tutorial Playlist] || Recommended — see notes || [https://drive.google.com/file/d/1OdU6mAbpMmAkfBHPlW5ch3Jf3mLVQEV4/view?usp=sharing Manual & Assembly Guide] | |||
|} | |||
=== Tools & Accessories === | |||
{| class="wikitable" style="width:100%;" | |||
|- | |||
! Item !! Notes | |||
|- | |||
| '''Focus Gauge / Height Tool''' || Located near each machine that requires manual focusing (attached to machine with magnets) | |||
|- | |||
| '''Masking Tape''' || Low-tack; for surface protection during engraving | |||
|- | |||
| '''Transfer Tape''' || For weeding small parts after cutting | |||
|- | |||
| '''Tweezers and Picks''' || For removing small cutouts from the bed | |||
|- | |||
| '''Digital Calipers''' || For measuring material thickness before setting focus height | |||
|- | |||
| '''Fire Extinguisher''' || Located to the left of the Red/Black 80W CO2 Laser | |||
|} | |||
---- | |||
== Software & Design == | == Software & Design == | ||
| Line 77: | Line 105: | ||
[https://lightburnsoftware.com/products/lightburn-pro Get LightBurn Pro] | [https://lightburnsoftware.com/products/lightburn-pro Get LightBurn Pro] | ||
|} | |} | ||
|} | |||
=== LightBurn Tutorial Videos === | |||
{| class="wikitable" style="width:100%;" | |||
|- | |||
! Video !! Description !! Link | |||
|- | |||
| '''LightBurn Tutorial for Beginners: Everything You NEED to Know''' || A comprehensive beginner walkthrough — great first watch before your first session || [https://www.youtube.com/watch?v=OueWAVqXbZc 📺 Watch] — Make or Break Shop | |||
|- | |||
| '''Getting Started with LightBurn: Setup & 1st Project''' || Official LightBurn tutorial covering setup and your first project || [https://www.youtube.com/watch?v=v3RDzOrlCTM 📺 Watch] — LightBurn Official | |||
|- | |||
| '''LightBurn Software Tutorials (Full Playlist)''' || Comprehensive series covering a wide range of LightBurn topics || [https://youtube.com/playlist?list=PLEpJMPws1sw8208otF-mboIT0aGOB6vDr 📚 Watch Playlist] — The Louisiana Hobby Guy | |||
|} | |} | ||
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|- | |- | ||
| '''RDWorks''' || Free || Machines with Ruida controllers (older software) || — | | '''RDWorks''' || Free || Machines with Ruida controllers (older software) || — | ||
|} | |} | ||
---- | |||
=== | == Safety & Usage == | ||
=== | === Safety Equipment === | ||
* '''Laser Safety Glasses''' — ⚠️ '''Required for Fiber Laser and UV Laser operation''' (if not using the green shield). Never look directly at the Fiber Laser beam without glasses. Tip: you ''can'' safely view your work through your phone camera while engraving. | |||
* '''Fiber Laser View Blocking Panels''' — Please use the panels located near the machine to protect others in the space from beam exposure. | |||
* '''Fire Blanket''' — Located on the East Wall next to the Red/Black 80W CO2 Laser. | |||
* '''First Aid Kit''' — Includes burn treatment supplies. Located near the bathroom inside the main makerspace room. | |||
* '''Gloves''' — Available for handling materials as needed. | |||
=== General Safety Rules === | === General Safety Rules === | ||
| Line 150: | Line 161: | ||
* Know the location of the emergency stop button | * Know the location of the emergency stop button | ||
=== | === Operating Procedures === | ||
# Complete mandatory training before use | |||
# Sign in on the log sheet | |||
# Verify ventilation is running | |||
# Check material against approved list | |||
# Set appropriate power/speed settings | |||
# Stay present during entire operation | |||
# Allow material to cool before removing | |||
# Clean bed and remove scraps | |||
# Sign out on log sheet | |||
{| class="wikitable" | === Material Safety — Approved Materials === | ||
{| class="wikitable" style="width:100%;" | |||
|- | |- | ||
! Material !! Cut !! Engrave !! Notes | ! Material !! Cut !! Engrave !! Notes | ||
| Line 181: | Line 202: | ||
|} | |} | ||
=== Material Safety | === Material Safety — Prohibited Materials === | ||
{| class="wikitable" style="width:100%;" | |||
{| class="wikitable" | |||
|- | |- | ||
! Material !! Reason | ! Material !! Reason | ||
|- | |- | ||
| '''PVC / Vinyl''' || '''Releases chlorine gas | | style="background:#ffe4e4;" | '''PVC / Vinyl''' || style="background:#ffe4e4;" | '''Releases chlorine gas — EXTREMELY DANGEROUS''' | ||
|- | |- | ||
| ABS Plastic || Toxic fumes, melts poorly | | '''ABS Plastic''' || Toxic fumes, melts poorly | ||
|- | |- | ||
| Polycarbonate (Lexan) || Discolors, catches fire easily | | '''Polycarbonate (Lexan)''' || Discolors, catches fire easily | ||
|- | |- | ||
| HDPE / Polypropylene || Melts, doesn't cut cleanly | | '''HDPE / Polypropylene''' || Melts, doesn't cut cleanly | ||
|- | |- | ||
| Polystyrene / Styrofoam || Catches fire, toxic fumes | | '''Polystyrene / Styrofoam''' || Catches fire, toxic fumes | ||
|- | |- | ||
| Fiberglass || Toxic fumes | | '''Fiberglass''' || Toxic fumes | ||
|- | |- | ||
| Carbon Fiber || Toxic fumes, fire risk | | '''Carbon Fiber''' || Toxic fumes, fire risk | ||
|- | |- | ||
| Chrome-tanned Leather || Contains chromium | | '''Chrome-tanned Leather''' || Contains chromium — toxic when lasered | ||
|- | |- | ||
| Coated/Treated Wood || Unknown chemicals, toxic fumes | | '''Coated / Treated Wood''' || Unknown chemicals, toxic fumes | ||
|- | |- | ||
| | | '''Any material of unknown composition''' || Always verify material before lasering | ||
|} | |} | ||
=== Fire Safety === | === Fire Safety === | ||
* Keep a fire extinguisher (CO2 or ABC) within arm's reach | * Keep a fire extinguisher (CO2 or ABC) within arm's reach | ||
* Fire blanket | * Fire blanket is located on the East Wall next to the Red/Black 80W CO2 Laser | ||
* If fire occurs: STOP laser, keep lid closed if small, use extinguisher if needed | * If fire occurs: STOP laser, keep lid closed if small flame, use extinguisher if needed | ||
* Never use water on electrical fires | * Never use water on electrical fires | ||
=== Emergency Procedures === | === Emergency Procedures === | ||
* Emergency stop button | * '''Emergency stop button:''' Red/Black 80W CO2 Laser — E-Stop located near the LCD panel | ||
* '''Fire extinguisher:''' Left of the Red/Black 80W CO2 Laser | |||
* '''Fire suppression blanket:''' Left of the Red/Black 80W CO2 Laser, on the East Wall | |||
* '''First aid kit:''' Near the bathroom inside the main makerspace room | |||
* '''Emergency contact:''' Chris Kaminsky — [tel:6168027088 616-802-7088] — [mailto:chris@grandrivermakerspace.org chris@grandrivermakerspace.org] | |||
* '''In case of uncontrolled fire:''' Evacuate immediately and call 911 | |||
Revision as of 11:42, 8 May 2026
Laser Cutting & Engraving Area
⚠️ LASER SAFETY GLASSES REQUIRED WHEN MACHINE IS OPERATING ⚠️
⚠️ NEVER LEAVE LASER UNATTENDED WHILE RUNNING ⚠️
Laser Machines
- CO2 Lasers — Best for cutting and engraving non-metals (wood, acrylic, leather, fabric, paper, anodized aluminum, and more).
- OMTech 80W CO2 Laser (Red/Black) — Primary workhorse machine; fully operational.
- 130W CO2 Laser — Larger 4ft x 3ft bed; currently awaiting electrical hookup.
- Noua 50W MOPA Fiber Laser — For metal marking, engraving, and color marking on stainless steel, titanium, brass, and copper. Also works on ceramics and stone. ⚠️ Use portable fume extractor near machine.
- ComMarker Omni X 5W UV Laser — Ideal for engraving plastics, glass, and coated metals without heat damage. Great entry point for tumbler engraving with the R5 Rotary attachment. ⚠️ Use portable fume extractor near machine.
- Diode Laser — Entry-level machine; good for light engraving on wood, leather, and some plastics. Lower power than CO2.
Equipment
Laser Machines
| Item | Model | Specifications | Safety Training Required | Owner's Manual & Resources |
|---|---|---|---|---|
| CO2 Laser (80W) | OMTech 80W | 80W, 28" x 20" (500mm x 700mm) bed; autofocus currently disabled (pending repair) | Yes — Mandatory | User Manual |
| CO2 Laser (130W) | 130W CO2 Laser | 130W, 4ft x 3ft (1219mm x 914mm) bed; autofocus status unknown ⚠️ Currently awaiting electrical hookup — not yet operational |
Yes — Mandatory | — |
| MOPA Fiber Laser | Noua 50W MOPA | 50W; bed size varies by lens: • 254mm lens — 160mm x 160mm (6.3" x 6.3") • 420mm lens — 400mm x 400mm (15.7" x 15.7") ⚠️ Use portable fume extractor near machine Software: LightBurn Pro required (EZCad2 Galvo controller) |
Yes — Mandatory | Generic User Manual Noua Product Page |
| UV Laser | ComMarker Omni X 5W | 5W UV (355nm); bed size varies by lens: • 150mm lens — 150mm x 150mm — everyday workhorse for flat engraving and general work • 70mm lens — 70mm x 70mm — 3D internal glass/crystal engraving and high precision work ⚠️ Use portable fume extractor near machine Software: LightBurn Pro required, or use free ComMarker Studio on your own laptop |
Yes — Mandatory | User Manual Omni X Product Page |
Software note: All machines are compatible with LightBurn. The ComMarker Omni X also supports ComMarker Studio — free to download and use on your own laptop.
Support Equipment
| Item | Model | Specifications | Notes | Safety Training Required | Owner's Manual |
|---|---|---|---|---|---|
| Fume Extractor | Generic portable fume extractor | HEPA filtration | ⚠️ Required when using the Fiber Laser or UV Laser until a permanent exhaust system is installed. Unit is located next to those machines. | Yes | — |
Accessories
| Item | Model | Compatible Machine(s) | Notes | Safety Training Required | Owner's Manual |
|---|---|---|---|---|---|
| Rotary Attachment | PiBurn Laser Rotary 4.0 | OMTech 80W CO2 Laser | For engraving tumblers and cylindrical objects. ⚠️ Advanced process — not beginner-friendly. We recommend attending a Laser Engraving Tumbler Workshop or scheduling one-on-one training before your first use. Rotary Setup & Usage Documentation |
Recommended — see notes | Manual |
| Rotary Attachment | ComMarker R5 Multi-Functional Rotary | Omni X UV Laser | For engraving tumblers and cylindrical objects. ✅ New to tumbler engraving? Start here. The UV Laser with the R5 Rotary is currently the most beginner-friendly way to laser engrave tumblers at GRM. ⚠️ UV Laser use is still an advanced process — we recommend scheduling one-on-one training before your first use. R5 Rotary Info & Overview 📺 Videos: ComMarker R5 Rotary Overview ComMarker R5 In Use 📚 ComMarker Tutorial Playlist |
Recommended — see notes | Manual & Assembly Guide |
Tools & Accessories
| Item | Notes |
|---|---|
| Focus Gauge / Height Tool | Located near each machine that requires manual focusing (attached to machine with magnets) |
| Masking Tape | Low-tack; for surface protection during engraving |
| Transfer Tape | For weeding small parts after cutting |
| Tweezers and Picks | For removing small cutouts from the bed |
| Digital Calipers | For measuring material thickness before setting focus height |
| Fire Extinguisher | Located to the left of the Red/Black 80W CO2 Laser |
Software & Design
⭐ Recommended Laser Software
| 🏆 LightBurn — Preferred Laser Design Software | ||
|---|---|---|
|
LightBurn is the industry standard for laser cutting and engraving. It supports GCode, DSP (Ruida, Trocen), and EZCad2-based Galvo lasers (fiber, CO2, UV). Not ready to buy yet? Try LightBurn free for 30 days — and if you need more time, LightBurn is known to be generous about extending trials a couple of times while you're getting started.
|
LightBurn Tutorial Videos
| Video | Description | Link |
|---|---|---|
| LightBurn Tutorial for Beginners: Everything You NEED to Know | A comprehensive beginner walkthrough — great first watch before your first session | 📺 Watch — Make or Break Shop |
| Getting Started with LightBurn: Setup & 1st Project | Official LightBurn tutorial covering setup and your first project | 📺 Watch — LightBurn Official |
| LightBurn Software Tutorials (Full Playlist) | Comprehensive series covering a wide range of LightBurn topics | 📚 Watch Playlist — The Louisiana Hobby Guy |
Vector Design Tools
| Software | Cost | Notes | Link |
|---|---|---|---|
| Inkscape | Free | Open-source vector design — great for laser prep work | inkscape.org |
| Affinity | Free | Professional-grade vector and raster design suite | affinity.studio |
| Adobe Illustrator | Paid (subscription) | Industry standard vector design | — |
| CorelDRAW | Paid (subscription) | Popular in sign/laser cutting industry | — |
Other Laser Control Software
| Software | Cost | Best For | Link |
|---|---|---|---|
| LaserGRBL | Free | Diode lasers with GRBL controllers | lasergrbl.com |
| RDWorks | Free | Machines with Ruida controllers (older software) | — |
Safety & Usage
Safety Equipment
- Laser Safety Glasses — ⚠️ Required for Fiber Laser and UV Laser operation (if not using the green shield). Never look directly at the Fiber Laser beam without glasses. Tip: you can safely view your work through your phone camera while engraving.
- Fiber Laser View Blocking Panels — Please use the panels located near the machine to protect others in the space from beam exposure.
- Fire Blanket — Located on the East Wall next to the Red/Black 80W CO2 Laser.
- First Aid Kit — Includes burn treatment supplies. Located near the bathroom inside the main makerspace room.
- Gloves — Available for handling materials as needed.
General Safety Rules
- NEVER leave the laser unattended while operating
- Always wear appropriate laser safety glasses
- Ensure exhaust/ventilation is running before starting
- Keep fire extinguisher within reach
- Know the location of the emergency stop button
Operating Procedures
- Complete mandatory training before use
- Sign in on the log sheet
- Verify ventilation is running
- Check material against approved list
- Set appropriate power/speed settings
- Stay present during entire operation
- Allow material to cool before removing
- Clean bed and remove scraps
- Sign out on log sheet
Material Safety — Approved Materials
| Material | Cut | Engrave | Notes |
|---|---|---|---|
| Wood / Plywood | Yes | Yes | Use air assist, watch for resin flare-ups |
| MDF | Yes | Yes | Heavy smoke, ensure good ventilation |
| Acrylic (Cast) | Yes | Yes | Best results, clean cuts |
| Acrylic (Extruded) | Yes | Caution | Tends to melt, less crisp engraving |
| Paper / Cardboard | Yes | Yes | Low power, fire risk |
| Leather (Veg-tanned) | Yes | Yes | NOT chrome-tanned |
| Cotton / Natural Fabrics | Yes | Yes | Low power, watch for ignition |
| Cork | Yes | Yes | Low power |
| Rubber (Laser-safe) | Yes | Yes | Only use laser-rated rubber |
| Anodized Aluminum | No | Yes | Engraving only |
| Glass | No | Yes | Engrave only, with care |
| Slate / Stone | No | Yes | Engrave only |
Material Safety — Prohibited Materials
| Material | Reason |
|---|---|
| PVC / Vinyl | Releases chlorine gas — EXTREMELY DANGEROUS |
| ABS Plastic | Toxic fumes, melts poorly |
| Polycarbonate (Lexan) | Discolors, catches fire easily |
| HDPE / Polypropylene | Melts, doesn't cut cleanly |
| Polystyrene / Styrofoam | Catches fire, toxic fumes |
| Fiberglass | Toxic fumes |
| Carbon Fiber | Toxic fumes, fire risk |
| Chrome-tanned Leather | Contains chromium — toxic when lasered |
| Coated / Treated Wood | Unknown chemicals, toxic fumes |
| Any material of unknown composition | Always verify material before lasering |
Fire Safety
- Keep a fire extinguisher (CO2 or ABC) within arm's reach
- Fire blanket is located on the East Wall next to the Red/Black 80W CO2 Laser
- If fire occurs: STOP laser, keep lid closed if small flame, use extinguisher if needed
- Never use water on electrical fires
Emergency Procedures
- Emergency stop button: Red/Black 80W CO2 Laser — E-Stop located near the LCD panel
- Fire extinguisher: Left of the Red/Black 80W CO2 Laser
- Fire suppression blanket: Left of the Red/Black 80W CO2 Laser, on the East Wall
- First aid kit: Near the bathroom inside the main makerspace room
- Emergency contact: Chris Kaminsky — 616-802-7088 — chris@grandrivermakerspace.org
- In case of uncontrolled fire: Evacuate immediately and call 911
