How To Measure A Precision Ball

Precision balls, also known as bearing balls, are typically measured using a process called ball gaging. Ball gaging is a precise method of measuring the diameter of a ball to ensure that it meets the required tolerances for its intended use.

There are several steps involved in properly measuring a precision ball using ball gaging:

1. Clean the ball: It is important to remove any dirt, debris, or contaminants from the surface of the ball before measuring it.

2. Place the ball on the gaging surface: The ball should be placed on a flat, stable surface that is appropriate for the size of the ball. This may be a ball gaging fixture, a comparator stand, or a micrometer.

3. Align the ball: The ball should be aligned with the gaging instrument so that it is centered and perpendicular to the gaging surface.

4. Measure the ball: The ball is then measured using the appropriate gaging instrument, such as a ball micrometer, a ball comparator, or a digital caliper.

5. Record the measurement: The measurement should be recorded accurately and recorded in the appropriate units (e.g. inches, millimeters).

It is important to follow proper measuring techniques when gaging a precision ball, as even small variations in measurement can impact the performance of the ball bearing or other mechanical component in which it is used.