Rheology

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Startpage Rheology

Flow curve

Yield point
Thixotropy
Oscillatory tests
Amplitude sweep
Frequency sweep
Pressure rheology
 
 

 

We perform rheological and viscosimetric measurements: standard test as well as complex rheological investigations e.g. for the divisions R&D or quality control:

  • Elaboration of distinctions between "good" and "bad" samples
  • Development of optimized test procedures

    Our most important viscosimetric and rheological investigations concern:

     
    rheology
     
     
             
      Flow curve
    Rheological standard measurment for almost all kind of samples. Application: Measuring the viscosity at different shear rates.
      Yield point
    Characterization of almost all kind of samples, which do not flow by itselves, e.g. pastes, creams, sealants.
     
             
      Thixotropy
    Dependency of the viscosity on the duration of shear. Important e.g. for the levelling and sagging of coatings, for food (ketchup) and the processing of ceramic slurries.
      Oscillatory tests
    General information about oscillatory tests
     
             
      Amplitude sweep
    Application: Coatings, dispersions, sedimentation stability, determination of yield points.
      Frequency sweep
    Of significant importance to polymer melts. Also applicable to coatings, polymer and tenside solutions, cosmetics.
     
             
      Pressure rheology
    Measurements of solutions in liquid or supercritical gases or in solvents above their boiling temperatures.
         
             

     

     

    WEE-Solve GmbH,   Tel: +49 (0) 6131 - 48 13 744,   Fax: +49 (0) 6131 - 88 38 95,   e-mail: info@wee-solve.de