Laboratory for MPE


The Mechanical process engineering laboratories are used to train students in the Faculties of Process Engineering and Applied Chemistry in the teaching and research fields of mechanical process engineering, product design of disperse systems, and particle technology and raw material processing. In these laboratories, experiments are carried out in the following subject areas:

  1. Product properties (particle characterization)
    • Single particle characterization
    • Sieve analysis, determination of sieving time, air jet sieving
    • Density: Solid density, bulk density, tamped density
    • Specific surface: gas adsorption, flow-through method (Blaine)
    • Sample preparation: sampling, dispersion
    • Sedimentation analysis
    • Optical particle size analysis
    • Rheological properties of complex fluids
    • Interfacial properties/tensiometry
  2. Process properties
    • Comminution and dispersion
    • Coarse grinding (jaw crusher)
    • Wet grinding/ball mill
    • Sieve classification
    • Flow classification
    • Pneumatic conveying
    • Stirring technology
    • Solid/liquid separation technology: filtration and hydrocyclone
    • Air pollution control: filter testing according to VDI guideline 3926
    • Agglomeration (granulating plate and Eirich mixer)
    • Crystallization from solutions



  • Pneumatic conveyor system (self-construction)
  • Stirring plant MR-D1, RE162 (IKA GmbH & Co. KG)
  • Stirring plant RW20DZM (IKA GmbH & Co. KG)
  • Plant for filter testing MMTC-2000 (Palas)
  • Welas aerosol spectrometer (Palas)
  • Vibration shaker (self-construction)
  • Agglomeration plant granulating plate no. 41162 (Eirich)
  • Resistance measuring facility
  • Fluidized bed (Glatt)
  • Jet dispersion system
  • Recirculation dryer (Memmert)
  • Climate chamber (Vötsch)
  • Drying oven (Heraeus)

Separation processes

  • Sieve machine (Siebtechnik)
  • Laboratory belt filter (BHS-Sonthofen)
  • Chamber filter press no. 040447 (Netzsch)
  • Chamber centrifuge (Siebtechnik GmbH)
  • Fluidized bed plant (self-construction)
  • Agitator ball mill LME 0.5 (Netzsch GmbH)
  • Sample splitter no. 49341 (Retsch GmbH)
  • Riffle sample splitter no. 26.200/616 (Retsch GmbH)
  • Rotary Micro Riffler sample splitter (Quantachrome GmbH)
  • Stirring plant MR-D1, RE162 (IKA GmbH & Co. KG)
  • Stirring plant RW20DZM (IKA GmbH & Co. KG)


  • Pin mill DR75 (Alpine)
  • Hammer mill with separator (Condux)
  • Bond mill (self-construction)
  • Ball mill VTO 206 (Netsch)
  • Hammer mill no. 5188 (Condux)
  • Cutting mill SM2000 (Retsch GmbH)
  • Annular gap ball mill MS-12 (Fryma)
  • Jaw crusher (Retsch GmbH)

Particle characterization

  • QICPIC image processing system (Sympatec)
  • HELOS laser diffraction spectrometer (Sympatec)
  • SediGraph Lumosed (Retsch GmbH)
  • Microscope (Axivtech)
  • BET surface measuring device, gas adsorption Nova 2000e (Quantachrome GmbH)
  • Blaine surface measurement device (Tonitechnik)
  • Particle size analysis using Camsizer digital image analysis system (Retsch GmbH)
  • MultiVolume Pycnometer 1305 (Micromeritics)
  • Tamping volumeter (Engelsmann)
  • Drop volume tensiometer TVT2 (Lauda Dr. R. WOBSTER GmbH & Co. KG)
  • Tensiometer Wilhelmi L100 (Krüss)
  • Disc centrifuge (CPS)
  • Lumisizer (LUM)
  • Tripometer (Tetra)
  • Rheometer UDS200 (Paar Physica)
  • Vibratory sieve machine VE1 (Retsch GmbH)
  • Vibration sieve machine AS200 control (Retsch GmbH)

In the Mechanical process engineering laboratories, student research projects, final theses, and application-oriented research take place, together with third party-funded projects or cooperative work with industrial companies.

For further information, please visit the Particle technology and Raw materials innovation (FPR) homepage.

W at Wassertorstraße
Room WD.207/WD.207a/WD.208