- Valley Enterprises, Inc., Gemini Group Interior Trim | Automotive Interior Trim
- Gemini Plastics, Inc., Sierra Plastics, Inc., & GPM | Profile Extrusion
- Regency Plastics, Inc. | Technical Blow Molding
- Thumb Plastics, Inc. | Two-Shot Injection Molding

In-Process Testing
In-Process Testing

To ensure the material properties, tensile strength, push/pull, load, thickness, and all other specifications of your blow molded products are met; Regency Plastics conducts blow molding testing before (PPAP – pre production approval process) and during the blow molding process based on your part’s design and requirements.
Our blow molding testing processes include:
- Material Thickness Analysis
- Leak Testing
- Submersion Testing
- Push/Pull Testing
- Destruction Testing
- Use of Spectrometers to ensure your parts optimum performance regardless of final application


