Variable Pulleys

Variation ratio: 1:9 0.37 – 110 kW
Variation ratio: 1:9 18.5 – 55 kW
Variation ratio: 1:9 0.37 – 30 kW
Variation ratio: 1:6 0.25 – 0.75 kW
Variation ratio: 1:9 0.25 – 18.5 kW
Variation ratio: 1:3 0.37 – 4.0 kW
Variation ratio: 1:3 0.75 – 18.5 kW

Variable Pulleys: Cost-Effective and Reliable Solution for Speed Control

Variable pulleys are essential components for the continuous and precise adjustment of shaft rotation speed, allowing easy and quick control of power transmission. Thanks to their flexibility, our variable diameter pulleys provide an excellent solution to optimize performance in various industrial applications, ensuring long-term durability and reliability.

Compared to other mechanical or electronic solutions, variable pulleys represent the most economical option for achieving precise speed control. This feature makes them ideal for those looking for an efficient and reliable transmission system without compromising the budget.

At Piazzalunga, we offer a complete range of variable pulleys, available in various models with different variation ratios and supported power levels, to suit every specific requirement. Each product is designed to deliver maximum efficiency and functionality, reducing operating costs and ensuring the best possible performance.

Applications of Variable Pulleys

Variable pulleys are versatile and reliable components used in numerous industrial sectors to ensure precise and continuous speed control. Here are some of the main applications:

Machine tools

Speed control for cutting, milling and drilling processes.

Packaging and packing plants

Speed adjustment for production lines and handling systems.

Printing and graphics machines

Speed optimization for high-precision printing operations.

Industrial automation systems

Speed adaptation in automated and robotic processes.

Woodworking plants

Continuous speed adjustment for saws, planers and other equipment.

Textile industry

Precise speed control in looms and yarn processing machines.

Sheet metal and metal processing machines

Speed regulation for bending machines, shears and rolling mills.

Test benches

Testing and inspection of mechanical components with variable speed.

Ventilation and pump plants

Power transmission optimization for fans, pumps and compressors.

Agricultural sector

Transmission systems for agricultural equipment and irrigation systems.

Material handling and conveying systems

Speed adaptation for conveyor belts and other logistics systems.

Lifting systems

Speed control in cranes, hoists and elevation systems.

Mining sector

Speed optimization in extraction and handling equipment.

Food industry

Production lines and machinery for processing food and beverages.

Mauro Piazzalunga

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