Tungsten Carbide Rods With One Side Chamfer
| ISO Code | Co% | Density | Hardness | Transverse Rupture | |
| HV30 | HRA | ||||
| K10 | 6% | 14.8 g/cm³ | 1930 N/mm² | 94.0 | 4100 MPa |
| 6% | 14.9 g/cm³ | 1700 N/mm² | 92.4 | 3000 MPa | |
| 6% | 14.93 g/cm³ | 1500 N/mm² | 91.0 | 2600 MPa | |
| K10-K20 | 8% | 14.6 g/cm³ | 1900 N/mm² | 93.7 | 4200 MPa |
| 8% | 14.8 g/cm³ | 1500 N/mm² | 91.0 | 3800 MPa | |
| K2O-K30(Hot Sale) | 10% | 14.4 g/cm³ | 1650 N/mm² | 92.2 | 4400 MPa |
| 10% | 14.08 g/cm³ | 1500 N/mm² | 91.0 | 3300~3700 Mpa | |
| K30-K40 | 12% | 14.1 g/cm³ | 1700 N/mm² | 92.5 | 4100 MPa |
| K50 | 15% | 14.0 g/cm³ | 1150 N/mm² | 87.5 | 2800 MPa |
Application:
Used in welding/ making the drill bits/ endmills / reamers .automobile special cutters, printed circuit board special cutters, engine special cutters, Horologe processing special cutters, integral vertical milling cutter, graver and etc. Besides, they can bu used for making of cemented carbide stamping head, Core bar and perforation tools.
The Specification Range of extruded Grounded Tungsten Carbide Rod :
WC Grain size range: 0.3~0.5μ.m; 0.5~0.9μ.m; 1.0~1.3μ.m; 1.4~2.0μ.m.
Length range:3mm-600mm; (General Length: 100mm,300mm,320mm,330mm)
Diameter Grade: h4(H4), h5(H5), h6(H6), h7(H7), h8(H8), h9(H9), etc.
Good grinding machine to ensure the sphencity & the Linearity of rod at higher level standard;
Sphericity tolerance range: 0.001mm ~ 0.005mm;
Linearity tolerance range: 0.001mm~0.1mm;
Surface Roughness can be reached to: RA0.04.(reach a mirror effect surface after fine grinding)
| Sphericity tolerance & Circular run-out for Grounded Tungsten Carbide Rod : | |||
| Diameter | Surface Roughness | Sphericity | Circular run-out |
| 2–6 mm | RA0.04 | 0.001 | ↑0.1 |
| 6.5-10 mm | RA0.04 | 0.001 | ↑0.1 |
| 10.5-14 mm | RA0.04 | 0.002 | ↑0.1 |
| 14.5-20 mm | RA0.04 | 0.004 | ↑0.05 |
| >20 mm | RA0.04 | 0.005 | ↑0.03 |
| ISO 286-2 Carbide Round Bar Tolerances “h Series” in Millimeters : | ||||
| Diameter | h4 | h6 | h9 | h11 |
| 0-3.0mm | 0/-0.003 | 0/-0.006 | 0/-0.025 | 0/0.006 |
| 3.001-6.0mm | 0/-0.004 | 0/-0.008 | 0/-0.03 | 0/0.008 |
| 6.001-10.0mm | 0/-0.004 | 0/-0.009 | 0/-0.036 | 0/0.009 |
| 10.001-18.0mm | 0/-0.005 | 0/-0.011 | 0/-0.043 | 0/0.011 |
| 18.001-30.0mm | 0/-0.006 | 0/-0.013 | 0/-0.013 | 0/0.013 |
| 30.001-50.0mm | 0/-0.007 | 0/-0.016 | 0/-0.052 | 0/0.016 |
| 50.001-60.0mm | 0/-0.008 | 0/-0.019 | 0/-0.062 | 0/0.019 |
