Carbide mining tools
have the potential to enhance efficiency, exhibit high wear resistance, and reduce tool wear.
Advanced material technology allows for the selection of various grades suitable for different mining and engineering tools, ranging from down-the-hole drill bits and roller cone bits to coal picks, rotary cutters, milling cutters, buttons, shields, and top-tier crusher throwing.
Tungsten Carbide Mining Tools Grades
| Grade | Cobalt (%) | Density (g/cm3) | Hardness (HRA) | TRS (Mpa) | Application |
| YK06V | 6 | 14.97 | 90.5 | 3100 | 1. High air pressure DTH bits; 2. Threaded bits; Suitable for hard and extra hard formation; Insert features longer life. |
| YK06L | 6 | 14.95 | 90.2 | 3000 | 1. High air pressure DTH bits; 2. Threaded bits; Suitable for hard and extra hard formation. |
| YK06H | 6 | 14.95 | 90.0 | 2800 | 1. High air pressure DTH bits; 2. Threaded bits; Suitable for medium-hard formation. |
| YK06 | 6 | 14.95 | 90.0 | 2600 | 1. Low air pressure DTH bits; 2. Taper bits; Suitable for medium-soft formation. |
| YK07K | 7 | 14.85 | 89.5 | 2900 | Large diameter DTH bit; Suitable for majority of formation. |
| YK07L | 7 | 14.85 | 89.5 | 3000 | Threaded bits that can be reground; Especially suitable for hard or high compressive strength formation. |
| YK07HD | 7 | 14.85 | 89.0 | 2900 | 1. DTH bits for soft formation; 2. Extra large diameter DTH bits; 3. Extra high compressive strength formation. |
| YK30 | 8 | 14.75 | 88.5 | 2800 | 1. Welded DTH bits; 2. Suitable for complex medium- soft formation. |
