Spray – scan – print

Spray – scan – print

Scanning spray supports reverse engineering processes

If individual parts are no longer available, then they can be recreated by means of reverse engineering – frequently via additive manufacturing. Owing to its rapid nature and high precision, additive manufacturing is becoming more and more important. For this purpose, components with complex shapes are captured using a 3D scan, which converts the data into a CAD model and sends it directly to the 3D printer. 

The shiny surface of the valve is difficult for some scanners to capture and must therefore be matted before the scan.

If the parts to be reproduced are shiny, reflective or very dark, they are very difficult for the scanner to recognise. For this reason, they are sprayed with a scanning spray prior to the scan.
The scanning sprays from AESUB form a fine, homogeneous layer on the surface of the workpiece.

Scan of the matted valve

The layer is touch-dry and also allows reference points to be applied. A further advantage is that the AESUB scanning sprays sublimate automatically, which means no cleaning of the parts or of the scanning environment is required. AESUB scanning sprays are free from pigments that are harmful to health. They do not contain titanium dioxide.

CAD model of the valve. Thanks to the use of the AESUB spray, the surface could be captured in full. The data can be forwarded to the 3D printer.
Photos: AESUB
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