Insights

Practical notes on plastic gear design, materials and manufacturing, from our engineering desk in Wenzhou.

Micro Gears for Humanoid Robot Hands: Why Module Below 1 mm Is the Hard Part

Micro Gears for Humanoid Robot Hands: Why Module Below 1 mm Is the Hard Part

A finger joint leaves no room for error: why sub-1 mm module gears are the hardest plastic gears to make, the five failures that come first, and what to check before ordering.

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POM vs Nylon (PA) for Precision Plastic Gears: How to Choose

POM vs Nylon (PA) for Precision Plastic Gears: How to Choose

POM or nylon? A practical comparison of the two most common plastic gear materials — stiffness, friction, moisture, impact strength and cost — and how to pick by application.

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