rib design guide

Help Guide

Rib Design Guide

Often used for structural reinforcement, ribs provide greater strength and stiffness in molded plastic parts without the need to increase the wall thickness. Thickness and location are essential to rib design.


For design best practices and tips for including ribs, complete the form to download our two-page Rib Design Guide which covers:

  • 5 considerations when designing ribs
  • Sink percentages for common resin
  • Design best practices, tips, and techniques

Rely on Quickparts sales engineers for consultation on your project. We can support you with design tips, material selection, or advice about the appropriate finish choices.

Fill out this quick form to get access to your copy

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Quickparts’ supports small part runs as well as bridge and long-term production needs. If you have an immediate project and would like to get pricing, click here to request a custom quote to get started.

  • Domestic production – shorter logistics means faster time-to-market
  • Access to the latest technology
  • Prototype, bridge, and production parts
  • On-site SMEs help to mitigate risk throughout product development