We make a big difference to your plastics manufacturing capacity

From injection molding and assembly to packaging, transportation and logistics, Windmill Plastics provides a turnkey solution to increase your company’s plastics manufacturing capacity.

Set up to handle big plastics production

We are injection molders, focused on manufacturing large parts.

  • We do not make molds. We use your mold to make the highest quality parts at the best price.
  • We can produce high-volume orders in a short period of time.
  • We have 21 presses, ranging from 350 T to 1,500 T.
  • Production runs 24 hours per day, 365 days per year.
  • We can work with many types of resin and specialize in large volumes of polypropylene and polyethylene.
see our machines

Adaptable to your needs
We know that different industries have different requirements. We have the space and expertise to adapt our injection molding production to meet your needs, including:

  • Using different resins
  • Adding specific equipment
  • Developing post-molding processes
  • Automating your molding
  • Efficiently managing material and finished goods transportation

Experts in large scale plastics logistics

Our Knowlton facility includes six loading docks and 24/7 reception and expedition.

Our shipping fleet includes:

  • Three tractors
  • Thirteen trailers

Our raw material handling and storage capabilities include:

  • 12 rail car sidings
  • 1 tanker trailer
  • 10 silos (1.5 million lb. of capacity)

Visit our facilities

dedicated team

85 full-time employees, including:

  • A seasoned management team with many years of experience in molding, manufacturing, transport, and logistics
  • A number of certified industrial mechanics
  • Numerous mold setup and manufacturing specialists across all shifts
  • Experienced and dedicated shift supervision and quality coordination on each shift

Average seniority of 10+ years

Round-the-clock production, seven days a week

See career opportunities