| The performance and recommendation of the hard alloy plate number of underground mining tools |
| Grade | Hardness HRA | TRS N/ mm² | Density g/ cm³ | Applications recommended |
| YK06 | 90 | 2200 | 14.9 | It is mainly used for medium or small hard alloy balt teeth, insert the cone drilling and impact drill, and get into the soft and medium hardrock. |
| JK05 | 89.5 | 2400 | 14.8 |
| JK10 | 89 | 2200 | 14.4 | It can be used for geological exploration and drilling tools, and coal mining can be used as soft rock, coal seam and non-silicified rock drilling tools. |
| YG8C | 88.5 | 2500 | 14.7 |
| YG9C | 87.5 | 2600 | 14.5 |
| YG11C | 87 | 2600 | 14.4 | It is suitable for drilling tools. |
| YK20 | 86.5 | 2600 | 14.4 |
| YK25 | 87 | 2600 | 14.4 |
| YG13C | 86 | 2800 | 14.2 | Suitable for hard alloy coal cutting teeth, turning teeth, tunneling, drilling in hard rock and hard rock. |
| YK30 | 86.5 | 2800 | 14.35 |
| YK40 | 86 | 2800 | 14.35 |
| YG11CN | 88 | 2500 | 14.4 | With high hardness and wear resistance, it is suitable for snow and snow shovel snow. |
| ZS10 | 87 | 2800 | 14.35 | High strength, good toughness and wear resistance is a bit poor, is suitable for crushing a diameter of less than 50 mm hard sandstone, quartzite, tightly silicide dolomite, silicide quartzite, iron ore, diorite, granite, sandstone, basalt stones, pebbles, tec. |
| ZS20 | 88 | 2600 | 14.45 | The hardness and wear-resisting are generally applicable to the crushing diameter of less than 45mm metamorphic sandstone, granite porphyry, granite, common limestone, granite porphyry, open-pit granite, dolomite, magnetite and so on. |
| ZS30 | 89 | 2500 | 14.6 | High hardness, good abrasion resistance, suitable for hard and hard granite with crushing diameter less than 40mm, hornite, siliceous SLATE, Copper pyrite, marble, sandstone etc. |
| ZS40 | 90 | 2400 | 14.7 | High hardness, good wear resistance, suitable for crushing diameter less than 40mm limestone, sandstone, sandy shale, poor iron ore, silicified clay sandstone, etc. |
