Image

Silicon nitride ball bearings

Female Skateboarder on a skateboard park + silicon nitride balls

Many skateboarders choose silicon nitride ball bearings (inset) for smooth, low-friction wheel characteristics. Silicon nitride is a hard, tough ceramic with excellent wear resistance.

Skateboarder photo ChrisGoldNY, CC BY-NC 2.0, sourced from Flickr.

Rights: The University of Waikato Te Whare Wānanga o Waikato
Published: 9 April 2010Size: 9.16 MB