Info on acoustic panels
What's more fun than designing and laser cutting your own acoustic panel? Order from a single piece, or create a design with a series of tiles, for example. But which material is best for your acoustic panels? And what should you look out for when designing? Read on, we'll explain.
Materials for acoustic panels
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New material: acoustic PET felt
PET felt is made from recycled PET bottles. In addition to being color and wear resistant, it has excellent acoustic properties. Namely, it is sound-damping and sound-absorbing. In addition, it is ...
Which material should I choose for my acoustic panel?
Want to reduce noise pollution in the office? Or reduce echo in a large room? A panel or object for acoustic insulation can be easily laser cut.
PET Felt
The first choice for acoustic panels is PET felt. These sheets, made from 70% recycled PET, dampen sound waves; their porous surface absorbs and breaks sound. This reduces the impact of loud noise and reverberation.
PET felt is available in many colors, from cheerful to neutral tones. Many combinations are possible, and there's a suitable option for every design.
For example, you can create PET felt acoustic panels in the shape of your logo. You can also create wall coverings or cut out freestanding objects.




































PET felt
Description
Strong and lightweight acoustic panels made of 70% recycled PET felt
Just new and already one of our favorite materials. Designing in PET felt is a pleasure because of the vibrant colors that also combine great. The material feels soft but the panels are also strong and light. So you can easily make (3D) sculptures that you can slide together and easily hang.
What is PET felt
This is an acoustic panel made of polyester fabric. It is made of 70% recycled PET, such as recycled PET bottles. You can saw and cut it with a Stanley knife in addition to laser cutting. This felt panel (also called EASYfelt) is fine to glue with, for example, mounting glue.
Laser-cut quality
The laser cut is about 0.2mm wide and you can make sharp inside corners. Please note that the laser cut has some ridges (see pictures) and is a little hard. The laser cut has the same color as the surface.
If you make joints such as mortise-and-tenon or slots that need to fit together, make them 8.5mm wide. That way you can still slide the pieces together just fine and it clamps without glue.
If you are making inlaid graphics or text, give the inside shapes (letters) an outside offset of about 0.2mm and the outside shapes (recess where the letter comes in) an inside offset of 0.2mm. That way it will fit together neatly and stick by itself.
2D applications
This acoustic felt is suitable for absorbing sound in a busy office, for example. And because you can have it cut any contour you want, you can immediately make it into a logo or image or text. Ideal in restaurants, classrooms or just for at home. You can also use it as a coaster, play mat and even as plates in a suspended ceiling. For example, make a hole pattern in these plates to make the acoustic properties even stronger.
3D applications
Through slots or mortise and tenon joints, you can easily connect pieces together to create 3D objects. Acoustic objects, of course, but also office items such as desk cabinets and pencil cases. And last but not least, lamps and fixtures.

Want to compare PET felt colors? Order samples
Order a sample chain and compare all types of PET felt in your own hand. This way, you can make a well-informed decision about your design.
Samples provide a representative impression of the laser cutting quality Snijlab delivers.
To samplesAcoustic panel made of wood and foam
You can also create a stylish panel for better acoustics from wood and foam. For example, with a wooden front plate featuring a hole pattern, and a foam backing. This breaks and absorbs sound waves.
Below is an example of a photo converted into a halftone grid. This panel is laser cut from 3 mm Birch plywood with a 20 mm PE Hard foam layer behind it.

First choose a type of wood
To make an acoustic panel from wood and foam, first choose a type of wood. In your design, make sure to create enough interruptions in the surface.
In principle, all wood types at Snijlab are suitable for this. We recommend starting by looking at the three wood types below. Birch plywood has a beautiful sheen and natural wood grain. Lime plywood is lightweight. And colored MDF is great for decorative applications where the beautiful colors are a plus.
























Birch plywood
Description
A widely used and versatile type of wood. It is hard, strong, and has a distinctive wood grain.
Properties
Because plywood is constructed from cross-bonded layers, it is strong in all directions and less susceptible to breakage than solid wood. However, all plywood has a main grain direction in which the panels are stiffer; this is typically along the long side of the panel. This plywood is B/B quality and has a bonding suitable for laser cutting. The internal layers are virtually knot-free. Birch is light in color and has visible but not overwhelming grain patterns. As it is a natural material, the appearance can vary from sheet to sheet.
Applications
Birch plywood is used for a wide variety of applications, from keychains to furniture, and from models to 3D printers.














Lime plywood
Description
A high-quality wood species, lightweight and versatile. Lime plywood has a solid color and is particularly flat. The layers contain few knots.
Properties
Lime plywood is composed of cross-glued layers, which provides strength and stability in all directions. This makes it less susceptible to breakage than solid wood. However, basswood plywood has a main grain direction in which thin boards up to 3 mm are stiffer. The internal layers contain few knots, which contributes to the boards' attractive appearance. Lime wood is naturally light in color, with a subtle and even grain structure.
Applications
Lime plywood (or basswood plywood) is used for many different applications, including decorative objects, furniture and art projects. Its light weight and flat boards make it ideal for precision work such as model making and musical instruments. Its attractive, almost knot-free layers also make it suitable for decorative panels and interior finishes. For outdoor use, however, the material must be finished to provide weather protection.








Colored MDF
Description
Make your own parts and save the time to paint them. This MDF is colored throughout and has a nice soft appearance.
Colored MDF is hard and strong, even slightly stiffer than normal MDF.
These colored boards are as easy to use as normal MDF: They are flat and strong because it consists of pressed wood fibers. The boards are equally strong in all directions because MDF is a homogeneous material. The great advantage of this through-and-through colored variant is, of course, that you immediately have beautiful colors.
For outdoor use, you can finish MDF with clear varnish. For indoor use, oil or wax is also a nice option.
Colored MDF can be laser cut into any shape or pattern you want. The laser cut turns black which gives a nice contrast against the colored surface. The laser cut is thin (approx. 0.15mm) and precise, allowing you to make small details and precisely fitting joints.
You can choose from six colors:
- mdf green 5mm
- mdf blue 5mm
- mdf red 5mm
- mdf orange 5mm
- mdf yellow 5mm
- mdf grey 5mm
Are you looking for black MDF? here.
Acoustic panel made of wood and foam
Then choose a type of foam
For both PE Hard foam and Soft foam, we recommend using 20 mm. This absorbs the most sound because these sheets are thicker.














PE rigid foam
Description
Properties
This material is known from the flight case industry, where it is used to line the inside of transport cases. It has closed cells that make it impervious to liquids, floats and is highly resistant to chemicals. It is slightly harder than an average mattress.
Applications
PE foam is widely used to make inlays for cases or tool drawers. It is also an original material for company logos and signing, or for customized packaging. Due to its thickness, layered sculptures and sectional models can also be easily made.




Soft foam
Description
A budget alternative to PE foam
Properties
Polyether foam is known as mattress foam, but you can also laser cut shapes from it. It can in some cases be an economical alternative to PE foam in (temporary) inlays of cases and crates. However, there are some important differences from PE foam. It is less sturdy. It is lighter in weight. It is lighter in color (gray). It has open cells so it absorbs liquid. It is less suitable for detailed shapes
Example of an acoustic panel with wood and foam
















































