Tungsten
Tungsten Carbide Balls Yg6 Yg8 Polished Round Bead Tungsten Carbide Balls
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- The main ingredients are tungsten and cobalt alloy (wc-co) with high hardness. HRA90-92. Good abrasion resistance. The abrasion resistance of tungsten carbide ball is dozens to hundreds of times of that of steel ball. Good chemical stability and long service life.
Application of Tungsten Carbide Ball
Specifications of Tungsten Carbide Ball
|
Grade |
YG6 |
YG6X |
YG8 |
YG10 |
YG15 |
|
WC % |
94 |
94 |
92 |
90 |
85 |
|
Co % |
6 |
6 |
8 |
10 |
15 |
|
Density g/cm³ |
14.5~14.9 |
14.6~15.0 |
14.5~14.9 |
14.3~14.7 |
13.9~14.2 |
|
Hardness HRA |
89.5 |
91 |
89.5 |
89.5 |
87 |
|
Abrasion strength N/㎡ |
1380 |
1500 |
1600 |
2200 |
2100 |
Precision Reference Sheet for Tungsten Carbide Ball
|
Precision Class |
Roundness Error |
Surface roughness Error |
Diameter Tolerance |
Lot Diameter Tolerance |
|
G3 |
0.0762μm(0.000003’’) |
0.0127μm(0.000005’’) |
±0.762μm(±0.0003’’) |
0.127μm(0.000003’’) |
|
G5 |
0.127μm(0.000005’’) |
0.02μm(0.0000008’’) |
±1.27μm(±0.0005’’) |
0.254μm(0.00001’’) |
|
G10 |
0.254μm(0.00001’’) |
0.0254μm(0.000001’’) |
±2.54μm(±0.0001’’) |
0.508μm(0.00002’’) |
|
G15 |
0.381μm(0.000015’’) |
0.0254μm(0.000001’’) |
±2.54μm(±0.0001’’) |
0.762μm(0.00003’’) |
|
G16 |
0.4064μm(0.000016’’) |
0.0254μm(0.000001’’) |
±2.54μm(±0.0001’’) |
0.8128μm(0.000032’’) |
|
G24 |
0.6096μm(0.000024’’) |
0.0508μm(0.000002’’) |
±2.54μm(±0.0001’’) |
1.2192μm(0.000048’’) |
|
G25 |
0.635μm(0.000025’’) |
0.0508μm(0.000002’’) |
±2.54μm(±0.0001’’) |
1.27μm(0.00005’’) |
|
G48 |
1.2192μm(0.000048’’) |
0.0762μm(0.000003’’) |
±5.08μm(±0.0002’’) |
2.4384μm(0.000096’’) |
|
G50 |
1.27μm(0.00005’’) |
0.0762μm(0.000003’’) |
±7.62μm(±0.0003’’) |
2.54μm(0.0001’’) |
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