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Precision Industrial Gear Plastic Molds with Multiple Cavity

These are plastic gear parts (e.g., spur gears, planetary gears, gear wheels) manufactured using injection molding. They replace traditional metal gears in many low-to-medium load applications, leveraging plastic’s lightweight, corrosion resistance, and cost-effectiveness.
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  • YIXUN mold

  • 8480419090

What Are Injection-Molded Gears?

These are plastic gear parts (e.g., spur gears, planetary gears, gear wheels) manufactured using injection molding. They replace traditional metal gears in many low-to-medium load applications, leveraging plastic’s lightweight, corrosion resistance, and cost-effectiveness.

Key Features of Injection-Molded Gears

  • Materials: Common plastics include POM (Acetal, "Delrin") (high wear resistance, low friction—ideal for gears), PA (Nylon) (toughness, can be glass-fiber reinforced for strength), and PP/ABS (low-cost options for light-load uses).

  • Precision: Injection molding achieves tight tolerances (e.g., ±0.01mm for gear teeth), ensuring smooth meshing and consistent performance.

  • Advantages: Lightweight, quiet operation (reduces noise vs. metal gears), corrosion-resistant, and cheaper for mass production.

Common Applications

  • Household Appliances: Gears in washing machines, blenders, or vacuum cleaners (transmit power for rotating parts).

  • Office Equipment: Printer, scanner, or copier gear trains (control paper feeding or roller movement).

  • Small Machinery: Toy motors, power tools, or electronic device mechanisms (light-load power transmission).

Injection-molded gears are a cost-effective, high-efficiency solution for many low-torque, high-volume gear needs—combining the precision of injection molding with plastic’s functional benefits.

gear mold

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