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According to customer blueprint, may produce the ring of finished product and the blank ring of hard alloy of different brand
tungsten carbide ball:Materials: alloy and nonmetal as DINUsed in geological prospecting, machinery/tool manufacturing and serves as drill bit in wind drill and electric drills for coal digging Fit for precision lathe are used in nonstop cutting of die-cast iron Semi-precision, precision, and small-section precision lathes are used in interrupted cutting and whirling of rough turn low-abraisionreasonable priceC/O available;Grade | Equal to ISO Category Number | Performance | ||
Density | Bend Strength | Hardness | ||
G/Cm3 | N/mm2 | HRA | ||
YG3 | K01 | 14.9-15.3 | 1180 | ≥90.5 |
YG3X | K01 | 15.1-15.4 | ≥1300 | ≥91.5 |
YG6X | K10 | 14.8-15.1 | ≥1560 | ≥91.0 |
YG6A | K10 | 14.7-15.1 | ≥1580 | ≥91.0 |
YG6 | K20 | 14.7-15.1 | ≥1670 | ≥89.5 |
YG8 | K20-K30 | 14.6-14.9 | ≥1840 | ≥89 |
The specification of Cemented Carbide ball
Type | Blank Size | |
ΦDo | B | |
Φ3~Φ200 Ball | Φ3~Φ200 | 0~5 |
The unground or ground products can be manufactured and supplied as per the drawings or samples.
Grade of the finish ground balls
Grade | Size | Spherical deviation | Lot Diameter Variation | Allowable variation | Nominal Tolerance | Machining allowance | Maximum Roughness “Ra” |
3 | 0.006-1/2 | 0.000003 | ±0.00000 | ±0.00003 | - | 0.000010 | 0.5 |
5 | 0.006-1/2 | 0.000005 | ±0.00000 | ±0.00005 | - | 0.000010 | 0.8 |
10 | 0.006-7/8 | 0.000010 | ±0.000010 | ±0.00005 | - | 0.000010 | 1.0 |
25 | 0.006-1 | 0.000025 | ±0.000025 | ±0.00010 | - | 0.000010 | 2.0 |
50 | 0.006-1 | 0.000050 | ±0.000050 | - | ±0.0002 | 0.000050 | 3.0 |
100 | 0.006-1 | 0.000100 | ±0.000100 | - | ±0.0005 | - | 5.0 |
200 | 0.006-1 | 0.000200 | ±0.000200 | - | ±0.0010 | - | 8.0 |
1000 | 0.006-1 | 0.001000 | ±0.001000 | - | ±0.0050 | - | - |
Tungsten carbide Ball