IRG Meltspinning

ITA Expertise

 About the Institut für Textiltechnik (ITA) of RWTH Aachen University

The Institut für Textiltechnik (ITA) belongs to the elite university RWTH Aachen. Its area of core expertise is the development of textile machinery and components, high performance fiber materials, manufacturing technologies and comprehensive process chains and the development of innovative textile based products in the sectors of mobility, civil engineering and living, energy and health. The essential technology fields of its research are material and energy efficiency, functional integration and integrated production technologies. ITA provides research and development services and advanced training and creative workshops in cooperation with its partner company ITA Technologietransfer GmbH. Furthermore, ITA graduates students in various textile related courses. Please find further information at www.ita.rwth-aachen.de


Yarn Production

  • Technical center for spinning:
    • “Spinnturm”: 1,000 m²
    • Melt and solution spinning from 10 g to 100 kg polymer
    • Technical center for carbon fibers: precursor, stabilization, carbonization
    • High temperature and bico-systems, electrospinning (solution and melt)
    • Glass/basalt spinning machine
  • Structure
    • Texturizing (false twist, air, crimper)

Measuring Technologies

  • Optical
    • Digital photography and digital editing
    • Laser-Doppler anemometer (LDA)
    • Partical Image Velocimetry (PIV)
    • Fiber orientation, 3D deformation: Aramis measuring system
    • Highspeed camera
    • Thermal imaging camera
  • Online
    • Measuring sensors for yarn tension, fiber diameter, filament friction, etc.
    • Hard- and software for high frequency real time recording of online sensors and process parameters plus visualization


  • Climatized textile testing laboratories:
    • Tensile, strength, bending test, temperature chamber and video-extensometer
    • Digital light microscopy plus sample preparation and ultra microtome
    • SEM, Micro-CT, TEM
  • Polymer laboratories:
    • DSC-TGA, DMA, FT-IR, Gas-Pycnometer, rheometry, Karl Fischer titration


  • Modelling, simulation, numeric evaluation:
    • ANSYS Polyflow
    • CFD (Computational Fluid Dynamics)
    • FEM (Finite Element Method) and DEM (Discrete Element Model)
    • Neural network
    • Textile modeling Wisetex and GeoDict (from CT-Scans)
    • MatLab
  • Construction
    • Autodesk Inventor