Testing

Extrusion 1 May 2019

Part Two: Determining Viscosity Data Using a Slit Die Viscometer

Using a slit-die viscometer connected to a lab extruder can generate accurate data on melt viscosity at various shear rates and different temperatures—a useful QC tool in processing.

Materials Know How 1 May 2019

Part 5: Heat Deflection Temperature vs. Dynamic Mechanical Analysis

In the final part of this five-installment series, we bring DMA to a practical level using the results for glass-filled nylon.

Testing 18 Apr 2019

Testing: Flexible Force Testing Solution

Ametek’s new Chatillon TCM Series consists of two force testers that offer testing up to 350 lbf.

sustainability 17 Apr 2019

Testing: 'First' Inline Inspection System for Coextrusion of Profiles that Measures Recycled Plastics Rate

Pixargus’ ProfilControl 7 ICSM said to be first to also measure the rate of recycled material of coextruded profiles.

Testing 17 Apr 2019

Testing: First Ultra-High Speed Variable Focusing Lens for Industrial Environments

Mitutoyo launches Taglens series of variable focusing lens for industrial environments ideal for non-contact, ultra-high speed inspection systems.

Materials 1 Apr 2019

Part 4: Heat Deflection Temperature vs. Dynamic Mechanical Analysis

The presentation of DMA data can sometimes frustrate users and discourage its adoption. Those unfamiliar with DMA should insist on receiving data relevant to the manner in which the part they are developing will be used.

Testing 28 Mar 2019

Exact Metrology Scans Bobblehead for Museum

The company’s Hexagon Romer features simplicity of operation and reliable 3D measurement.

color 13 Mar 2019

Testing: Software Accelerates Color Formulation for Plastics, Coatings and Textiles

X-Rite Patone’s latest release of its Color iMatch boasts better match performance reducing the number of formulation steps.

Film Extrusion 23 Oct 2020

PART ONE How to Determine Viscosity Data Using a Slit-Die Viscometer

Using a slit-die viscometer connected to a lab extruder can generate accurate data on melt viscosity at various shear rates and temperatures, a useful QC tool in processing.

best practices 11 Mar 2019

Heat Deflection Temperature vs. Dynamic Mechanical Analysis (Part 3)

DMA provides a rich and detailed picture of polymer performance, and it can be challenging to understand all the things that we can and should know about our materials. But the fact that it may be hard does not mean that it should not be attempted.