Rheological Characterization

 

Instron Capillary Rheometer

 

  • Instron Capillary Rheometer (Floor Model #4204)
  • Moderate to high shear rates with or without entrance pressure correction asper ASTM D-3835
  • Most commercial polymer, filled and unfilled
  • MeltAdhesives
  • Rate of degradation at high temperatures
  • Melt Strengthmeasurement
  • Melt Density

 

Rheometric Mechanical Spectrometer RMS-800

 

    ·         Polymer solutions, melt polymer, thermosetting polymer, hot meltadhesives, rubber and solid polymer

    ·         Dynamicproperties of polymer such as linear viscoelastic region, complex viscosity(h*),elastic (G’) and viscous (G”) modulus and tandas a function of frequency, time and amplitude as per ASTMD-4440

    ·         Time-Temperature-Superposition (TTS)

    ·         Steady shear viscosity for melt polymer or hot melt adhesives fromlow to moderate shear rates

    ·         Hysteretic study for melt adhesives or silicone basedmaterial

    ·         Transient properties of polymer such thixotropic or stressrelaxation

    ·         Curing study such as the onset of curing, gel time and cross-linkedviscosity of thermosetting polymer

    ·         Glass transition of solid polymer, polymer blend, filled polymer orrubber

    ·         Advancedanalysis for transformation, fitting for viscosity model and Molecular WeightAnalysis 

    ·         Squeeze Flow Measurement

     

     

     

     

     

     

     

     

    Rheometric Dynamic Stress Rheometer SR-200

     

    ·         Polymer solutions, low to moderate viscositypolymer, biopolymer, ink, food, cosmetics and pharmaceutical drugsolution

    ·         Dynamic properties of polymer such as linear viscoelasticregion, complex viscosity (h*), elastic (G’) and viscous (G”) modulus and tandas a function of frequency, time and amplitude as perASTM D-4440

    ·         Steady shear viscosity polymer solution fromlow to moderate shear rates

    ·         Stability study for ink, paint orpharmaceutical products

    ·         Creep and recoverystudy

     

     

    Helical Barrel Rheometer

     

     

    ·        On-line measurement of melt viscosity

    ·        Independent of torque and flow

    ·        Shear rates range 10-1000 1/s

    ·        Capability of Melt Flow Index measurement

     

     

    Melt Flow Indexer


    Melt Index and Melt Flow Rate measurements (Tinius-Olsen Model UE4-78) as per ASTM D-1238

     

     

    For more information, please contact
    Dr. Herman Suwardie
    973-642-7947
    herman@polymers-ppi.org

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