Hochschule Campus Wien – University of Applied Sciences

Favoritenstraße 226, 1100 Vienna, Austria

https://www.hcw.ac.at

Number of employees: 970

Contact information:

Department of Engineering, High Tech Manufacturing

Sebastian Geyer; David Nechi; Matthias Figl

sebastian.geyer@hcw.ac.at

+43 1 606 68 77-2313

AM Technologies

Polymer AM technologies:

Material Extrusion (MEX):

Fused filament fabrication (FFF)
Fused granulate fabrication (FGF)

Powder Bed Fusion (PBF):

Selective Laser Sintering (SLS)

Vat Photopolymerization (VPP):

Masked Stereolithography (MSLA – LCD)
Digital Light Processing (DLP)
Hot Lithography

Other Polymer AM Technologies:

Concrete 3D Printing (3DCP) using Robotic AM (RAM)

Other AM technologies:

Concrete 3D Printing (3DCP)

Materials and characterisation

Materials:

Polymers:

PA, PLA, PET, PC, ABS, ASA, Resin materials

Other Material Types:

Concrete

Testing equipment:

3-point bending and tensile testing

Post-processing equipment:

Sand blasting with glass beads (SLS)
Electro plating
Dip-dying (for SLS parts)
Acetone smoothing for ABS and ASA
Sputtering system

Services

Key competences:

Product development for AM parts
Slicer development for Concrete 3D Printing
In Situ Analysis of Curling Defects in Powder Bed Fusion
DfAM

AM-related projects:

Key publications and patents:

In Situ Analysis of Curling Defects in Powder Bed Fusion of Polyamide by Simultaneous Application of Laser Profilometry and Thermal Imaging
Real-Time Optical Detection of Artificial Coating Defects in PBF-LB/P Using a Low-Cost Camera Solution and Convolutional Neural Networks
Deep Learning for Process Monitoring and Defect Detection of Laser-Based Powder Bed Fusion of Polymers
Comparison of CAD Software for Designing Cellular Structures for Additive Manufacturing; Development and Evaluation of Customized Bike Saddle Pads Using Innovative Design for AM Approaches and Suitable Additive Manufacturing Processes
Development of Customized Algorithms for the Semi-Automatic Generation of Gradient, Conformal Strut-Based Lattice Structures Using Rhino 8 and Grasshopper: Application and Flexural Testing

Formal education programmes:

High Tech Manufacturing (Bachelor of Science)
Advanced Manufacturing Technologies and Management (Master of Science)

Capabilities, activities and services:

Research Activities as mentioned in Section 30
Education in form of a course in the masters study program (Sustainable Design for Additive Manufacturing | ILV)

Used software:

nTopology nTop
Altair Inspire
Carbon Design Engine Pro
Autodesk Netfabb
Fusion 360

Focus areas:

Lattice Structures
Topology Optimization (TO)
Generative Design (GD)

Services offered:

Access to AM Equipment
Prototyping Services
Design Optimization

Target groups:

Start-ups
Established SMEs
Research Institutions

Type of services provided on the market:

Prototyping
Tooling
End-use Parts
Spare Parts
Design for AM

Material recycling capabilities

Basic recycling of filament spools into granulate for use in injection molding and failed prints into new filament (3Devo GP20 Plastic Shredder and Filament Maker ONE)