Worm gear speed reducers are designed to reduce the speed of a rotating shaft. They work by applying rotational power to a worm, which is mounted to the shaft. The worm then rotates against the toothed wheel, which pushes against the load. The main advantage of this gear over a standard gear is its quieter operation.

Worm gears are highly efficient in terms of reduction ratio. They can achieve a massive reduction level with minimal effort. This is an advantage of worm gears over conventional gear sets, which need to undergo many reductions to get the same reduction level. Additionally, worm gears have fewer moving parts and fewer places for failure. One drawback of a worm gear is that it cannot reverse the direction of power. The friction between the worm and the wheel makes it virtually impossible to reverse the direction of power.

Worm gears are usually used in low and moderate-horsepower applications. Their high ratios and torque can help reduce the cost of a motor and reduce the size of the overall system. They also have a lower initial cost and are more shock-tolerant than helical gear reducers.

Worm gear speed reducers are a great choice for space-saving applications. They are also durable and can last for a long time compared to other reducers. Worm gears are widely available and can be found in different manufacturers. These gears are designed to fit in most spaces, and their mounting dimensions are universal among different manufacturers.