Testing & Quality Control

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Published: 8/23/2011

How to Get Better MFI Results
The MFI test is used widely among the various segments of the plastics industry. The difficulty is that any two labs can easily come up with different results, making it difficult to determine whether a material meets a desired MFI spec. Here are so...

Published: 8/23/2011

Acquisitions in Additives, Testing Equipment
PCC (Plastics Color Corp.), Calumet City, Ill., a maker of color and additive concentrates and compounds, has acquired Polysource LLC and its Pinnacle Color subsidiary in Tempe, Ariz.

Published: 7/26/2011

Automation & Waste Reduction: Medical Molder's Prescription for Efficiency
Vision Technical Molding in Manchester, Conn., doesn’t believe in standing still.

Published: 2/23/2011

Taking the Temperature of Mold Productivity
Increasing traffic in transfer tooling from molders that have shuttered operations or are unable to successfully produce parts is driving interest in a long-established but under-utilized diagnostic technique for injection molding.

Published: 2/23/2011

Virtual Reality Software Saves Time & Cost in Color Formulation
Color is a measurable property, but it is also a subjective quality dependent on individual perception.

Published: 1/3/2011

K 2010 Preview, Auxiliaries: Equipment of All Types Debuts This Month at K 2010
From materials drying, feeding, and blending to process heating/cooling, scrap reclaiming, testing, welding, and decorating—the K 2010 show this month in Dusseldorf, Germany, will have news in all categories of auxiliary equipment.

Published: 12/23/2010

BLOW MOLDING: Electric Machines Starting to Purr
Growing use of electric drives in blow molding machinery gathered steam at the K 2010 show, as suppliers rolled out new all-electric and hybrid models for extrusion blow, injection-blow, and stretch-blow production.

Published: 12/23/2010

INJECTION MOLDING: Automation and Integration Added the ‘Wow’ at K Show
There were new presses of all stripes aplenty at K 2010, but the “wow” factor was supplied by automated work cells and integrated manu-facturing systems performing multiple operations before, during, and after molding.

Published: 6/2/2010

IR Thermal Imaging Diagnoses Part Defects
Ability to monitor and modify the surface temperature of a heated sheet is critical to making high-quality thermoformed parts.

Published: 6/1/2010

Get Faster, More Accurate DSC Results
Two makers of thermal-analysis instruments last year launched new differential scanning calorimeters that reportedly increase speed and accuracy.