Lasercut and engraved
Cardboard Chair

Step by step guide

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This tutorial shows you how to laser engrave and cut cardboard to make a stable chair.

Preparation

Required material

2 pieces of 1/16" corrugated cardboard

Trotec laser used

Speedy 300
30 watts
1.5 inch lens

Step by Step

Step 1: Preparation

Use the vacuum table with the honeycomb tabletop for cutting and engraving the cardboard.

lasercut chair — laser cutting chair components

Step 2: Development

Print the first page of the PDF document (the engraving layout) to the size of 24" x 11.8". Adjust the marker to the job and engrave it.
After the engraving part, you have to turn the cardboard around horizontally and cut the cardboard (cutting file is on the second page of the PDF document).
Then place the second cardboard sheet for the cross-brace elements in the laser to be cut. These are on the third page of the PDF document.

Step 3: Used Laser Settings

Import the PDF file into Corel Draw, customize it as you want to or take your own design and send it to the laser.

Laser Settings

Front of the first cardboard
Engraving: Power: 40% - Speed: 100% - Frequency: 500 ppi - Air Assist: OFF - Z-Offset: 6mm

Back of the first cardboard
Cutting-in: Power: 7% - Speed: 3% - Frequency: 1000 Hz - Air Assist: OFF - Z-Offset: 6mm
Cutting: Power: 10% - Speed: 1% - Frequency: 1000 Hz - Air Assist: ON

Second cardboard
Cutting: Power: 20% - Speed: 1% - Frequency: 1000 Hz - Air Assist: ON

assembly chair — assembly of the paper chair

Step 4: Assembly

For the assembly have a look at the installation instructions.

Step 5: Use

Now you can use your cardboard chair for everything you want.
Make it in another scale - then you can sit on it yourself because it is so stable.
Visit kurtl.com and have a look at a range of creative furniture out of cardboard.

Tips:

Use the vacuum table with the honeycomb tabletop for cutting and engraving the cardboard. You have to engrave the front of the cardboard and then cut it on the back. That's why you have to turn it around after engraving and cut it on the other side.