Siliziumnitridkugel 1/4"" 3/32"" 3/16"" Keramikkugel G5 Präzisionsgröße wählbar
ab 2,62 €
Compared with steel, silicon nitride ceramic balls have lighter weight, lower friction coefficient, better motion performance, and a 50% higher elastic modulus. Moreover, the thermal expansion coefficient of silicon nitride is less than 25% of that of steel.
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