PDI - Plastic Designs, Inc.
PDI - Plastic Designs, Inc.

Injection Molder, Thermoforming, Illinois

PDI is a tier 1 supplier of injection molded and thermoformed parts that match your specifications.  We make parts and products for companies in a variety of industries including automotive, sporting goods, construction, wind energy, and agriculture.


Injection Molding

  • 10 Injection Molding machines running 3 shifts a day – we have the capacity to make millions of your parts every year
  • Our smallest press is 90T capable of making high precision parts as small as a dime
  • Our largest press is 880T capable of making parts as big as a chair
  • Part picking robots on our molding machines means that your parts can arrive scratch free and lower cost


Thermoforming (Vacuum Forming)

  • 3 Thermoforming machines
  • Capable of making parts 0.020 – 0.300” thick
  • Capable of making parts up to 5’x10’ in size


Tooling / Engineering

  • Tooling and mold maintenance inhouse
  • If desired, we can source a lower cost mold from our partnered tool shop in Taiwan and make your parts in the US
  • Our engineers can help design your part
  • We will always make recommendations if we think we can change the design to make it higher quality or more affordable



  • Honored as a zero defect supplier by Mitsubishi 8 years in a row
  • Every job gets a custom quality inspection plan which may include check fixtures, go/no-go fixtures, cooling fixtures, etc…

Custom Manufacturing Services


  • Thermoplastics
  • ABS
  • Polycarbonate
  • Polystyrene
  • HDPE
  • Nylon
  • Polypropelene
  • TPE
  • TPU
  • Rigid PVC


  • Agricultural
  • Commerical
  • Industrial


  • 10 Injection Molding Machines 90T - 880T
  • 3 Thermoforming Machines
  • Part Picking Robots on Some Machines
  • CNC Routers and Machining Centers
  • Inhouse tool maintenance
This company has elected to not display their ratings.
  • Paxton, Illinois
  • USA 60957