Ceramic Balls - silicon nitride - zirconia - silicon carbide

Carter Manufacturing provide a wide range of ceramic ball options across a range of sizes. Material options include Silicon nitride (Si3N4), Zirconia (ZRO2) and Silicon carbide (SIC) from 0.4mm to just over 15mm in diameter with the most common inch sizes in-between. Precision grades provided are 5, 10 and 100 with larger ball sizes being accommodated for specialist applications.

Size Material
mm Inch Si3N4
(Silicon Nitride)		 ZRO2
(Zirconia)		 SiC
(Silicon Carbide)
0.400   √ √ √
0.500   √ √ √
0.600   √ √ √
0.700   √ √ √
0.794 1/32" √ √ √
0.800   √ √ √
1.000   √ √ √
1.200   √ √ √
1.300   √ √ √
1.500   √ √ √
1.588 1/16" √ √ √
1.984 5/64" √ √ √
2.000   √ √ √
2.381 3/32" √ √ √
2.400   √ √ √
2.500   √ √ √
2.778 7/64" √ √ √
3.000   √ √ √
3.175 1/8" √ √ √
3.500   √ √ √
3.800   √ √ √
3.969 5/32" √ √ √
4.000   √ √ √
4.500   √ √ √
4.763 3/16" √ √ √
5.000   √ √ √
5.556 7/32" √ √ √
5.953 15/64" √ √ √
6.000   √ √ √
6.350 1/4" √ √ √
6.500   √ √ √
6.747 17/64" √ √ √
7.000   √ √ √
7.144 9/32" √ √ √
7.500   √ √ √
7.938 5/16" √ √ √
7.980   √ √ √
8.000   √ √ √
8.500   √ √ √
8.731 11/32" √ √ √
9.000   √ √ √
9.500   √ √ √
9.525 3/8" √ √ √
10.000   √ √ √
10.318 13/32" √ √ √
11.000   √ √ √
11.113 7/16" √ √ √
11.509 29/64" √ √ √
11.906 15/32" √ √ √
12.000   √ √ √
12.303 31/64" √ √ √
12.700 1/2" √ √ √
13.000   √ √ √
13.494 17/32" √ √ √
14.000   √ √ √
14.288 9/16" √ √ √
15.000   √ √ √
15.081 19/32" √ √ √
Bearing Facts

Markets