• Methods of Achieving Straightness

    Posted August 22, 2019 - Updated Dec 12, 2019

    Methods of Achieving Straightness Unless special straightening is requested by the customer, Roton will ship screws in “as rolled” straightness condition. For most applications, this level of straightness is sufficient and cost-effective. But some applications have more demanding straightness requirements. Users with applications requiring screw shafts to be straightened beyond “as rolled” condition should specify […]

  • Screw Shaft Straightness & Defects

    Posted August 22, 2019 - Updated Dec 4, 2019

    Introduction to Screw Straightness & Defects A lack of screw straightness can become a critical factor in any application. Bent lead screws can cause noise, premature wear and failure, high drive torque, and excessive heat. But straightness requirements vary widely from application to application, and straightness is an expensive and perishable product feature. For these […]