1. different grades according to application. 2. 100% raw materials with good quality assured. 3. fast delivery guarantee.
our abvious advantages on tungsten carbide percussive drill bits are:
1. K10, K20, K30 and some other grades according to the kind of rock.
2. our expirence welled engineers can be aslo suggest the correct and suitable grade according
to the working environment.
3. very good raw materials made the products with quite good quality.
4. fast turnaround.
Zhuzhou Grewin Carbide is engaged in manufacturing, exporting and supplying a wide range of tungsten carbide tools, wear parts and components to suit different industries.
Application recommended.
Grade | Applications recommended |
YG11C | Suitable for embedding rotary percussive drill bits of heavy rock drilling machines for drilling hard formations of class f=18 or above |
YK15 | Suitable for embedding rotary percussive drill bits of light rock drilling machines for drilling medium rock formations of class f=14-15 |
YK15.6 | Suitable for embedding rotary percussive drill bits of medium rock drilling machines for drilling medium to hard rock formations of class f=14-15 |
YK20 | Suitable for embedding rotary percussive drill bits of medium rock drilling machine for drilling hard rock formations of class f=18 or above. |
YK20.2 | It combines the advantages of the wear resistance of YK15.6 and toughness of YK20 with rather good stability. The product is suitable for drilling rock formations of class 15-17. |
YK25.6 | With a unique structure, it has a higher lifetime and drilling speed. It is suitable for embedding rotary drill bits of medium drilling machines for drilling medium hard and rather hard rock formations of class f=14-16 |
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used for mining of carbide percussive drill bits
