Two-Shot Injection Molding Materials

Thumb Plastics, Inc. offers a wide variety of materials to meet your two-shot injection molding needs. Whether your project calls for HDPE Injection Molding, Polypropylene Injection Molding, ABS Plastic Molding, PVC Injection Molding, or something else, our FEA engineers have the expertise to help you determine the ideal part design and material for your application.

A handful of raw plastic pellets.

In addition to Polypropylene, ABS, PVC, and HDPE Injection Molding, we also offer the following materials:

  • Polypropylene (PP)
  • Glass Filled
  • Talc Filled
  • Nylon
  • Glass Filled
  • Long Fiberglass Filled
  • Thermal Expanding Resin
  • Polyethylene (HDPE, MDPE, LDPE)

  • TPO
  • TPV (Santoprene)
  • PVC (Rigid & Flexible)
  • ABS
  • Polystyrene (PS)
  • Acrylic
  • Class A – Color Matched
  • Graining

Injection Molding Material Selection


With literally 1,000s of material and color variations available for use in injection molded products, it can be a daunting task to determine the optimal material for your particular application. If you are unsure what material you need, or even where to start with the selection process, we are here to help. You can get started by checking out our Material Selection Questionnaire, or contact us directly at 248-435-7271 or