Silicon Nitride Si3N4 Ceramic Balls

Ball Diameter
(mm)		 Ball Diameter
(inch)		 Grade Maximum Temperature Density Hardness Sphericity Ball Q'ty/KG
(pcs)
0.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
0.7 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
0.794 mm 1/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
0.8 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
1.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
1.2 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 345389
1.3 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
1.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 176839
1.588 mm 1/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 149180
1.984 mm 5/64"  10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
2.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 74604
2.381 mm 3/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 44204
2.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 38197
2.778 mm 7/64"  10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
3.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 22105
3.175 mm 1/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 18647
3.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 13920
3.969 mm 5/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 9547
4.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 9325
4.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 6550
4.763 mm 3/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 5525
5.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 4775
5.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 3587
5.556 mm 7/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 3480
5.953 mm 15/64" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 2829
6.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 2763
6.35 mm 1/4" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 2331
6.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 2173
6.747 mm 17/64" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1943
7.0  mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1740
7.144 mm 9/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1637
7.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1415
7.938 mm 5/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1193
7.98 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
8.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 1166
8.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 972
8.731 mm 11/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 897
9.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 819
9.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 696
9.525 mm 3/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 691
10.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 597
10.319 mm 13/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
10.652 mm 13/31" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 543
11.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 448
11.113 mm 7/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 435
11.5 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 392
11.509 mm 29/64" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 392
11.906 mm 15/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 354
12.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 345
12.303 mm 31/64" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 320
12.7 mm 1/2" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 291
13.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 272
13.494 mm 17/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 243
14.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 218
14.288 mm 9/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 205
15.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 177
15.081 mm 19/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 174
15.875 mm 5/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 149
16.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 146
16.669 mm 21/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 129
17.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 121
17.463 mm 11/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 112
18.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 102
18.256 mm 23/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 98
19.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 87
19.05 mm 3/4" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 86
19.844 mm 25/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 76
20.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 75
20.638 mm 13/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 54
21.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 64
22.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 56
22.225 mm 7/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 54
23.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 49
23.019 mm 29/32" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 49
23.813 mm 15/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 44
24.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 43
25.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 38
25.4 mm 1" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 36
26.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 34
26.988 mm 1 1/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 30
28.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 27
28.575 mm 1 1/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 26
30.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 22
30.163 mm 19/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
31.75 mm 5/4" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
34.925 mm 1 3/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
35.0 mm 　 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
38.1 mm 1 1/2" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
41.275 mm 1 5/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
42.863 mm 1 11/16" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
47.625 mm 1 7/8" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995 　
50.8 mm 2" 10 800℃ 3.20~3.30 g/cm3 75~80 HRC 0.999995