For technical data, check out the dryspin® catalog: https://toolbox.igus.com/product-catalogs/drylin-lead-screw-nut-2021-catalog
You can also learn more about dryspin® here: https://www.igus.com/info/lead-screw-systems
Contact igus® here with any questions: https://www.igus.com/info/drylin-contact
What makes a dryspin® high helix lead screw more efficient than a trapezoidal lead screw? The thread angle. Product Specialist Nick Isabella explains more here.