Testing
MATERIALS: Melt Flow Rate Testing—Part 10
Two areas where the melt flow rate test it is not useful are related to processing.
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How to Get Better MFI Test Results
It's the most common materials-property test performed by processors and resin suppliers alike, but it is susceptible to multiple sources of error.
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APPLICATION: Optical Sorter Boosts CarbonLite's RPET Quality
An Buhler Sortex optical sorting system is optimized for RPET bottling operation.
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Melt Flow Rate Testing–Part 8
Here are the steps to take in cases where the MFR is not provided by the polymer supplier.
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TESTING/MEASURING: Laser Design Distributes Tomelleri Portable CMMs
Laser Design is now the master North American distributor for the Space Arm coordinating measuring machines from Italy's Tomelleri Engineering.
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K 2013: More Efficient, Flexible & User-Friendly Auxiliaries
It’s hard to generalize about auxiliary equipment, but a few trends stood out at K, including: greater energy efficiency, ease of maintenance and cleaning, controls that provide more real-time and historical process information and greater ease of use.
Read MoreMelt Flow Rate Testing—Part 5
There are two points in the manufacturing supply chain where a determination of average molecular weight (MW) is important. The first is when the material is first received by the molder. The second is after molding.
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