Laser Cutting: Difference between revisions
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== Approved Materials == |
== Approved Materials == |
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These materials are tested and approved by Fat Cat Fab Lab for lasering. Not every material on this list can be laser cut, some can only be engraved or marked--see "Considerations / Uses" for details. |
These listed materials are tested and approved by Fat Cat Fab Lab for lasering. Not every material on this list can be laser cut, some can only be engraved or marked--see "Considerations / Uses" for details. |
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Revision as of 07:12, 2 January 2022
Our laser is a Trotec Speedy 300, 80W, CO2 laser capable of cutting, engraving, and marking a variety of materials.
Certification
The Laser Basic Usage and Safety class is a required certification to use this machine.
Trotec Speedy 300
Laser Type | CO2 |
Work Area | 736.6 x 431.8 mm [29 x 17 in] |
Max. Workpiece Height | 149.9 mm [5.9 in] |
Laser Power | 80 W |
Note: Cutting operations have reduced maximum work area, i.e. cutting along work area perimeter is reduced from listed work area (~1 cm).
File Preparation
Drawing files must be sized in mm's.
Software
Jobs are "printed" to Trotec JobControl.
Approved Materials
These listed materials are tested and approved by Fat Cat Fab Lab for lasering. Not every material on this list can be laser cut, some can only be engraved or marked--see "Considerations / Uses" for details.
Type | Material | Considerations / Uses |
---|---|---|
Paper | Cardboard | |
Cardstock | ||
Chipboard | ||
Foamcore | ||
Museum Board | ||
Paper | ||
Velum | ||
Plastic | Acrylic | Mirrored acrylic: Laser mirror side down, or cover top with tape if there is no dull side. |
Cellulose Acetate | ||
Delrin | Provisonal. Needs a test to be accepted. | |
Kapton | ||
Melamine | ||
Mylar | ||
PET | Not PETG! | |
Polypropylene | ||
Rubber | For stamps. Johnson Plastics Low Order Laser Rubber only! | |
Wood | Balsa | |
Birch | ||
Cedar | ||
Cork | ||
Maple | ||
Oak | ||
Plywood | ||
Tape | Kapton Tape | |
Masking Tape | ||
Painter's Tape | ||
Textile | Cotton | |
Leather | Vegetable tanned only! | |
Linen | ||
Polyester | Best with 5% cotton blend. 100% polyester may catch fire. | |
Wool | ||
Stone | Concrete | |
Granite | ||
Marble | ||
Glass (engrave) | All Glass | Engrave only. |
Engraving Laminate | ADA Applique | Romark brand. |
ADA Substrate | Romark brand. | |
FlexiBrass | Rowmark brand. | |
FlexiColor | Rowmark brand. | |
LaserLIGHTS | Rowmark brand. | |
LaserMag | Rowmark brand. | |
LaserMark | Rowmark brand. | |
LaserMark Reverse | Rowmark brand. | |
LaserMax | Rowmark brand. | |
Textures | Rowmark brand. | |
Metal (mark) | Anodized Aluminum | Mark only. |
Brass | Mark only. Must be treated first. | |
Ferrous metals | Mark only. Must be treated first. | |
Miscellaneous | Borax + Water Solution | Treatment to create dark black engravings on wood. |
Dry Moly Lube Spray | Treatment for steel to mark it. |
Not Approved Materials
Do not laser any of these materials, especially anything with chlorine (Cl).
Material | Notes | Consequence |
---|---|---|
ABS | Possible death. Releases cyanide gas and will likely catch fire. | |
Coated Carbon Fiber | Noxious fumes. | |
Fiberglass | Noxious fumes and can't be cut. | |
HDPE | Catches fire. | |
Polycarbonate/Lexan | PC absorbs IR light | Cuts poorly and can catch fire. |
Polypropylene Foam | Melts and catches fire. | |
Polystyrene | Catches fire. | |
Polyvinyl Chloride (PVC) | Includes vinyl, artifical leather, etc. | Possible death and destroys laser. Releases chlorine gas which quickly corrodes optics and metal machine components. |