Mineral Materials

Head of Technical Group:

Dr. rer. nat. Erhard Westiner

The following investigations are offered:

  • Assessment of production sites and processing plants of the non-metallic minerals industry
  • Performance of surveillance/monitoring and certification measures of aggregate for concrete, asphalt, unbound layers, railway track ballast and armour stones
  • Quality assurance of building material mixtures for road and railway construction (verification of suitability, external monitoring)
  • Monitoring of recycled construction materials
  • Performance of suitability tests with mixtures of building materials for layers with hydraulic binders and extracted material containing tar/pitch

Special equipment:

  • Laboratory crushers (jaw and impact mill)
  • Computerized particle analyser (CPA)
  • Shear test for floor coverings
  • Water permeability of floor coverings
  • Water permeability of layers without binder (SoB)
  • Microscopy (research microscope, thin sections)
  • Los Angeles testing device
  • Micro Deval machine