直径
千粒公斤重
公斤粒数
Diameter
kg/1000pcs
No.of balls / kg
inch
mm
0.5000
0.00051
1960780
0.6800
0.00128
781250
0.8000
0.00209
478470
0.9000
0.00298
335570
1.0000
0.00408
245100
1.2000
0.00705
141840
1.3000
0.00893
111980
1.4500
0.01240
80645
1.5000
0.01379
72493
1/16
1.5580
0.01600
62350
1.7500
0.02180
45871
2.0000
0.03260
30700
3/32
2.3812
0.05500
18182
2.5000
0.06370
15698
3.0000
0.11000
9091
1/8
3.1750
0.13100
7634
3.5000
0.17500
5717
9/64
3.5718
0.18628
5369
5/32
3.9690
0.25500
3922
4.0000
0.26100
3831
4.5000
0.37200
2688
3/16
4.7625
0.44100
2268
5.0000
0.51000
1961
13/64
5.1594
0.56000
1786
7/32
5.5562
0.69900
1431
15/64
5.9531
0.86000
1163
6.0000
0.88100
1136
1/4
6.3500
1.04000
962
6.5000
1.11900
894
17/64
6.7469
1.25000
800
7.000
1.40000
714.3
9/32
7.1438
1.49000
671
7.5000
1.72200
580.7
5/16
7.9375
2.04000
490