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Ball Screw RCA: Breakage of Ball Recirculation Parts

2020-07-06T11:42:52+00:00Jul 06, 2020

Damage Condition

Damage on the tongue of ball return tube (ball pick up finger).

Possible Causes Rotational speed exceeded the permissible rotational speed (d•N) Countermeasures Use of a ball return tube that meets the actual d•N value Change to end-deflectors ball screws enabling higher speeds
Breakage of Ball Recirculation Parts

Part: Ball return tube
Symptom: Damage on the tongue of ball return tube
Cause: High-speed operation exceeded the permissible rotational speed (d•N)

Source: NSK

By Cindy · Bearing design & application specialists

This article is prepared by the SINO BEARINGS (Sinoti Tech) engineering team, based on published bearing standards (ABEC / ISO P0–P2), material datasheets, and field application experience across industrial, food, medical and aerospace uses. For manufacturer background, certifications and facilities, see our About page.

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