Grade |
Hardness
HRA |
TRS
N/mm² |
Density
g/cm³ |
Recommended Applications |
| YK06 | 90 | 2200 | 14.9 | It is mainly used for medium or small hard alloy ball teeth, inlay and make the roller bit and impact drill, or drill in soft and medium rock bed. |
| JK05 | 89.5 | 2400 | 14.8 |
| JK10 | 89 | 2200 | 14.4 | It can be used for geological exploration and drilling tools, shearer with conical teeth, or as soft rock bed, 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 such as drilling brazing chip for mining in mines, and drill tools with alloy column teeth with roller bit. It also can be used to drill in medium and hard rock bed. |
| YK20 | 86.5 | 2600 | 14.4 |
| YK25 | 87 | 2600 | 14.4 |
| YG13C | 86 | 2800 | 14.2 | It is suitable for tungsten carbide alloy coal cutting teeth, turning teeth and tunneling teeth, and it can be used to drill in medium and hard rock bed. |
| YK30 | 86.5 | 2800 | 14.35 |
| YK40 | 86 | 2800 | 14.35 |
| YG11CN | 88 | 2500 | 14.4 | It has high hardness and wear resistance, which is suitable for snow-shoveling blade. |
| ZS10 | 87 | 2800 | 14.35 | It has high strength and good toughness, but wear-resistance is a little bit poor. This grade is suitable for crushing hard sandstone with a diameter less than 50mm, quartzite, pyknotic silicide dolomite, silicide quartzite, iron ore, diorite, granite, basalt stones, pebbles, etc. |
| ZS20 | 88 | 2600 | 14.45 | Its hardness and wear-resistance are normal, which is suitable for crushing metamorphic sandstone with a diameter less than 45mm, granite porphyry, granite, common limestone, open-pit granite, dolomite, magnetite, etc. |
| ZS30 | 89 | 2500 | 14.6 | This grade has high hardness and good wear-resistance, which is suitable for crushing medium or hard granite with diameter less than 40mm, hornite, siliceous slate, copper pyrite, marble, sandstone, etc. |
| ZS40 | 90 | 2400 | 14.7 | It has high strength and good wear-resistance, which is suitable for crushing limestone with diameter less than 40mm, sandstone, sandy shale, poor iron ore, silicified clay sandstone, etc. |
