Hot Runner Mold
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Hot Runner Mold

Hot runner mold is mold with a hot running system. It consists of two plates heated with a manifold system. A hot runner system is a molten plastic conveying unit used within an injection mold.

Elements of a Hot Runner

  • Locating Ring
  • Inlet
  • Manifold
  • Nozzles
  • Heater Technology

Five-Star Tooling is one of the best manufacturers of the industry’s hot runner mold since 2006. Five-Star designs manufacture and supply high-quality hot runner molds to many areas of the world. To learn more about Five-Star history and other Five-Star products visit

Five-star hot runner mold products
Hot runner mold can maintain a consistent temperature in the runner. It is usually connected to needle valve nozzles and activated with the precise computer.

Hot runner mold is often used as multi-cavity molds. It has gates at the best position for economical design.

Hot runner mold has many advantages. It is suitable for big parts. Hot runner mold can improve production efficiency.

It reduces shot volume into runners, which reduces cycle time and help save material cost and production cost.

Hot runner mold needs smaller machines and requires lower injection pressure and lower clamping pressure.

Besides, it could keep a consistent heat within the cavity and better control volume balancing and timing for accurate reproduction of parts.

What’s more, hot runner mold can achieve automated processing and does not need to cut the sprue manually.

Besides that, the hot runner mold has some disadvantages. It’s more expensive and complicated to design and builds.

Hot runner mold has higher maintenance costs and higher initial start-up costs than cold runner molds. It has higher risks of thermal damage.

Feel free to contact Five-Star to discuss your hot runner mold project.

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