Plastics are used to manufacture flexible packaging and rigid packaging in applications like caps, closures, bottles, film, and sheet.

Best Methods of Molding Undercuts

Producing plastics parts with undercuts presents distinct challenges for molders.

Packaging: Essential Reading

Solve Four Common Problems in PET Stretch-Blow Molding

Here’s a quick guide to fixing four nettlesome problems in processing PET bottles.

Formulating LLDPE/LDPE Blends For Abuse–Resistant Blown Film

A new study shows how the type and amount of LDPE in blends with LLDPE affect the processing and strength/toughness properties of blown film. Data are shown for both LDPE-rich and LLDPE-rich blends.

Protolabs Addresses How to Survive a Pandemic with Digital Manufacturing

Protolabs survey results examine product development and the supply chain.

Award-Winning Package Boosts Lindar's Thermoforming Credentials

Custom thermoformer Lindar has experienced years of steady growth, with numerous technical advances to its credit, as it continues to expand its capabilities in packaging and industrial markets. 

SPE Schedules First-Ever 'Virtual' ANTEC

Attendees can listen to keynotes and presentations live. Many presentations will also be recorded.


FAQ: Packaging

The following are four other common issues, applicable to both single- and two-stage processes. 

  1. Pearlescence and haze 

  1. Insufficient top-load strength 

  1. Insufficient base clearance or rocker bottom 

  1. Drop-impact failure