Grand Sea Cemented Carbide made Tungsten Carbide PCB rod, is mainly used on Printed circuit board, has unground and fine grinding options.
Tungsten carbide PCB rod , common size φ3.175*38.5mm;

Grade for PCB Rod Recommandation
Grade | WC % | CO % | Grain size (um) | Density (g/cm³)±0.1 | Hardness (HRA)±0.5 | TRS (kgf/mm²) |
H09U | 91 | 9 | 0.3 | 14.5 | 93.7 | >350 |
H12U-T | 88 | 12 | 0.3 | 14.2 | 93.0 | >350 |
H06U | 94 | 6 | 0.4 | 14.9 | 94.0 | >380 |
H06U-T | 94 | 6 | 0.4 | 14.9 | 94.5 | >380 |
H08U-K | 92 | 8 | 0.4 | 14.7 | 93.2 | >380 |
