The Engineer’s Guide to Material Selection: Tips From Plastic Seal Manufacturing Insiders

The Engineer’s Guide to Material Selection:

Tips From Plastic Seal Manufacturing Insiders

Material selection tips from a plastic seal manufacturing insider; because rubber isn’t always the best option.


Learn how to choose the best plastic for your seal and free yourself from the restraints of rubber. Use this guide as your starting point. Simply fill out the form below and we’ll send a link to your inbox immediately!

  • This field is for validation purposes and should be left unchanged.
Your information is safe with us! View our Privacy Policy here.

How do you know what plastic is best?


With literally thousands of material and color variations to choose from, it can be a daunting task to determine the optimal combination for your particular seal application. If you are unsure about the best option, or even where to start with the selection process, we are here to help.


Whether you’re looking to manufacture a plastic bulb seal, a flap seal, a u-channel, or a locking gasket, the questions posed in this guide will direct you to the best solution based on the most critical aspects of your application, including:


  • Impact Resistance
  • Tensile & Compression Strength
  • Interfacing Components & Assembly
  • Material/Process Consolidation
  • Chemical Exposure


…And more


Gemini has spent decades developing over 5,000 plastic extrusion profiles and manufacturing millions of dual- and tri- durometer plastic seals. You can be confident that we have the resources and expertise to help with your unique application. This guide truly is the next best thing to working directly with our seals team, so what are you waiting for? Dive in!

Don’t worry – we hate spam, too. Your information is safe with us. View our Privacy Policy.

Copyright © 2018 Gemini Group, Inc. All Rights Reserved.