Common Designs
There are several common designs of ball bearing, each offering various trade-offs. They can be made from many different materials, including: stainless steel, chrome steel, and ceramic (silicon nitride (Si3N4)). A hybrid ball bearing is a bearing with ceramic balls and races of metal.
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Famous quotes containing the words common and/or designs:
“They sang, but had not human tunes nor words,
Though all was done in common as before;
They had changed their throats and had the throats of birds.”
—William Butler Yeats (1865–1939)
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