Our ball and roller screws set the industry standard for efficiency, precision, durability and value. Ewellix provides solutions for applications that require motion control. Ball and roller screws turn an input rotary motion into linear motion output.
Ball and roller screws product range
Roller screws
- Diameters from 8 up to 240 mm
- Leads from 1 up to 50 mm
- Dynamic load capacity up to 3 994 kN
- For heavy loads with high dynamics and long life
Precision ball screws
- Diameters from 6 up to 63 mm, from 0.625 to 4 inches
- Leads from 1 up to 50 mm, from 0.1 to 0.75 inches
- Dynamic load capacity up to 3 994 kN or up to 84 000 lbf
- For heavy loads with high speeds and long life
Support bearings
- Nominal diameter from 12 to 100 mm
- Ewellix preloaded angular contact ball bearings
- Load carrying capacity matched between bearing and screw
- Complete support bearing ready to use
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Read moreFrequently asked questions
Ball screws are mechanical components used for the transmission of rotary motion. They consist of a screw with a series of balls arranged between the screw and the raceway and offer low resistance to movement and a high load capacity. Ball screws are widely used in industrial applications and automation.
Choosing the right ball screw is crucial to ensuring optimal performance in mechanical systems. You have to consider several factors when making your selection. Carefully evaluate the applied load, making sure that you choose a ball screw with a load capacity that meets the system's requirements. Choosing the correct ball screw meeting the required rotation speed is a critical aspect of the design that will ensure reliable performance over the life of the ball screw. The required lead precision is another important aspect to consider. Choose a ball screw with a precision class that meets your system's requirements. Don't forget to also consider the environment in which the screw will be used, opting for a solution with good protection against dust, dirt or moisture.
The various types of ball screws differ in design and application. Ball recirculation mode and will differ to fit different needs. Internal inserts for the most compact and economical solutions, axial recirculation or tubes for long lead and high-speed applications. The choice depends on system and application requirements. Carefully consider the specifications and characteristics of each type of ball screw to ensure you get the best solution for your needs. Evaluate the load, speed, accuracy and dimensions required. Consult our experts for personalized advice. Choosing the right type of ball screw will affect the performance and reliability of your mechanical system.