MI-3

Our semi-automatic melt index tester with fix installed measuring weights

  • ASTM D1238
  • ASTM D3364
  • ISO 1133

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Melt flow indexer MI-3

Efficient, highly repeatable measurements

The MI-3 plastometer defines new standards in melt index testing and impresses with its intelligent, user-friendly design. The permanently integrated, fully equipped weight magazine with electric weight lift enables convenient and safe handling. Weight selection is precise and effortless via a selection lever.

Due to the high-precision displacement sensor, even very low or very high MFR/MVR-values can be recorded with high precision. The external piston guidance on the guide rod of the test weight ensures precise and repeatable measurements - even very sticky materials. The test chamber with exchangeable test barrels can be swivelled out for easy filling and cleaning.

Good to know

In addition to the standardized MFR and MVR measurements according to ASTM and ISO, the MI-3 offers a variety of add-ons that create real added value for materials testing. Trust in proven GÖTTFERT quality for maximum precision in material analysis.



Specification

Product features

  • Swing-out test chamber design for convenient filling and cleaning
  • High-resolution displacement measurement with automatic resolution determination
  • Pre-compressing with additional weight
  • External piston guidence
  • Integrated magazine with up to eight test weights with manual selection
  • Electrical weight lifting
  • Customized capillaries (Measurements acc. to ASTM D1238 procedure C (“half die”) and ASTM D3364 possible)

for even more functionality

Optional units

  • Manual capillary plug (special heated version for high temperatures available)
  • Automatic capillary plug
  • Automatic or manual melt-cutting unit, even for very sticky materials (Measurements acc. to ISO 1133 Method A and ASTM D1238 Procedure A possible)
  • Nitrogen purge for hydroscopic materials
  • Alternative steel grades for barrel and piston with higher corrosion or abrasion resistance
  • Data protection of parameters and results via uninterruptible power supply
  • Pneumatic ejection device for viscous materials with 50 kg or 100 kg force

CUSTOMIZED TO YOUR REQUIREMENTS

Add-ons for advanced measurements

Our modular add-ons also offer an extended option for characterizing materials.

Our miCONNECT software is a browser-based platform for workstation-independent management and analysis of measurement data, which can be used without installation.

 

The residual moisture has a considerable influence on the measurement result for certain test materials. Therefore, it is recommended to dry test materials before a IV measurement and to determine the residual moisture.

 

Directly connected laboratory scale for determination of the melt density.

 

The measuring head is mounted below the die. The measurement can be carried out parallel to a viscosity measurement.

  • Determination of the dynamic and static die swell
  • Evaluation of a die swell profile (BASELL method)
  • Swivel arm with continuous height adjustment
  • Laser measuring head available in various resolutions
  • Optional with automatic melt cutting device
  • Optional: acquisition of two strings simultaneously
  • Application: Simulation of material swelling behaviour during extrusion

 


Applications

Better than ISO 1133

All our melt index testers are equipped with a fast and precise temperature control...

Details

Multi-Load-Measurements

Both our mi40 and MI-ROBO 89.16 can perform automated multi-load measurements with only one filling of...

 

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Melt Flow Indexer (MFR/MVR) vs. Capillary Rheometer

A Capillary Rheometer as well as a Melt Flow Indexer (Plastometer) can compare the flow behaviour of polymer plastics...

 

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Intrinsic Viscosity

The intrinsic viscosity (IV), also referred as intrinsic viscosity, or Staudinger index [η]...

 

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Determination of Melt Flow Index (MFR and MVR)

The melt flow index is a standardized test method to determine the flow rate of plastics at a defined temperature and constant force. The test method...

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Reproducible and Accuracy of Melt-Index-Tests

GÖTTFERT Melt Flow Testers (Plastometers) are manufactured according to the most modern electronic and mechanical standards with minimal manufacturing tolerances. The result is a testing device which delivers precise and accurate MVR and MFR test results.

 

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