Injection Molding

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Published: 7/31/2019

K 2019 Preview: Injection Molding Goes for the ‘Green’
‘Circular Economy’ joins Industry 4.0 as common themes of injection molding exhibits in Düsseldorf.

Published: 7/1/2019

AUTOMATION—PART 2 When to Consider Six-Axis Articulated-Arm Robots
Extraordinary versatility suits articulated-arm robots to a wide variety of operations, from loading inserts and unloading parts to decorating, assembly and testing. They also pair well with Cartesian robots. Many mounting options and improved ...

Published: 7/1/2019

Automate ... or Else
If your molding process isn’t automated, it’s likely not as efficient as it can be. 

Published: 7/1/2019

‘Cobot’ Molding Assistants Take on New Challenges
They’re not just for packing boxes anymore. Collaborative robots are proving themselves capable of more sophisticated machine-tending tasks.

Published: 7/1/2019

AUTOMATION—PART 1 Why Cartesian Robots Are the All-Around Choice for Injection Molding
This first of three articles on automation for injection molders explains why Cartesian (linear) robots are molders’ first choice in a large majority of applications. Two following articles make the case for, respectively, articulated and coll...

Published: 7/1/2019

How to Deal With Residual Stress in Molded Parts
Here are design, molding, and fixturing considerations to help you handle this unavoidable issue.

Published: 6/1/2019

Rethinking Machine Nozzle Tips: Hybrid Design Boosts Flexibility, Efficiency
New cold-sprue and hot-runner nozzle tips promise utility across a wide range of materials, eliminating the need to swap out different tips for different jobs while also promising to solve scrap and process issues.

Published: 6/1/2019

AUTOMATION—PART 3 Cobots: The New Option for Injection Molders
Take all the versatility of an articulated-arm robot, and add the ability to work safely in proximity to humans without guarding, and you have a new option for freeing workers from repetitive operations.

Published: 6/1/2019

Water Injection Beats Gas Assist in Lightweighting Car Door Panel
Renault’s conversion from metal-frame construction to plastics prototype switched from gas assist to water injection. Here’s why and how.

Published: 6/1/2019

How to Manage Pressure Loss in Injection Molding
Achieving a process window wide enough to ensure consistent part quality depends on achieving sufficient pressure at end of fill.