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- GOTTFERT - Model IV Tester - Melt Flow ...
GOTTFERT - Model IV Tester -Melt Flow Indexer
The IV Tester is to determine the intrinsic viscosity also called solvent viscosity or intrinsic viscosity.
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- ASTM D1238
- ISO 1133
- ISO 12418-2:2012
No chemical solvents are used in the determination. This method is used in particular for quality control of polyester (PET) or polyamide (PA).
DERMINATION OF INTRINSIC VISCOSITY
- User friendly operation and display of measurements results via the integrated touchscreen
- User friendly process to determine correlation factors
OPTIONAL UNITS
- Manual die plug (special heated version for high temperatures available); Automatic melt cutting unit
- 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
- Only mi2.2: Mechanism for pre-compressing and ejection with a higher weight
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.