RHEOGRAPH 25 / 50 / 75 / 120


The Rheograph 25, 50, 75 and 120 are new designed user-friendly High Pressure Capillary Rheometer with over again enlarged shear rate range, higher test piston force (25, 50, 75 and 120 KN) and a huge variety of options. The new developed Windows database Software allows the parameterisation, the online monitoring as well as the free definable evaluation. 


Capillary Rheometer Rheograph 120

Rheograph 50 150px










  Key Features:

  • Single- Twin- or Triple barrel system, 12, 15, 20 or 30 mm design

  • Speed range 0,00004 - 40 mm/sec (= 1:1.000.000)

  • Internal PC with 5,7" color-QVGA-touchscreen for full controlling and data measuring und user-friendly menu interface

  • Windows database software for parameterisation, online monitoring as well as the free definable evaluation, data transfer via Ethernet port

  • Compact service-friendly construction with easy accessible components

  • Test barrel and optional equipment up to 5 pressure transducers and up to 3 force transducers

  • Temperature range up to 400°C (500°C optional) via temperature control algorithm

  • 5 calibration data sets for any temperature inside of the range (including respective controlling parameter sets)

  • Automatic pressure transducer recognition with (GOETTFERT pressure transducers). Simply connecting and start! No input required anymore

  • Drive torque monitoring and display

  • Infinitely variable manual controlling of the test piston

  • Integrated timer for temperature set values

  • Online display of the device status

Further optional features:

  • PVT measurement, isobaric or isothermal

  • Thermal conductivity measurement

  • Shark Skin (Determination of flow instabilities)

  • Die swell measurement, static and dynamic

  • Melt cutting unit, manually or fully automatic (software controlled)

  • Counter pressure chamber

  • Slit die

  • Melt temperature measuring via thermocouple in each capillary

  • Test barrel in corrosion-resistant and wear-resistant design

  • Rheotens or HAUL-OFF-System for the determination of the elongational viscosity

  • Advanced cooling system of the heating chamber by an external thermostat

Product information:

pdf RHEOGRAPH 20 / 25 / 75 / 120 english    3.17 Mb





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