DTH Button Bit (High, Middle, Low Pressure)
Jinfan QC series high, medium and low pressure DTH button bit is known for its superior quality. We not only can provide our customers high quality DTH button bit, SUPERMAN carbide drill bit and other drilling tools, but also can help users to select the most appropriate product according to their working conditions. At Jinfan, we also help users analyze the causes and solutions of the problems occurred during drilling, and provide trainings to help customers achieve the highest efficiency thus saving cost.
The right DTH button bit can greatly reduce operating cost and improve productivity. If you have difficulties in choose an appropriate one, please read the following chart. The following instructions will help you choose the right drill bit.
Specifications
| Face | Tooth profile | Applications |
| Convex Surface Taper Button Bit It is ideal for soft stone with compressive strength less than 1033.5 bar, good polymerizability and uniformity, and low abradability. Example: soft limestone, shale, slate. | ||
| | Convex Surface Spherical Button Bit Ideal for middle soft stone with compressive strength between 1033.5~1722.5bar, and good polymerizability and uniformity. Example: hard limestone, granite, sandstone, diorite, schist, griotte. | |
| Concave Surface Spherical Button Bit Ideal for middle soft and middle hard stone with compressive strength between 1033.5~2067bar. The DTH button bit is available for drilling in cavity, fault, and loosen areas. The slots on surface provide a convenient deslagging to ensure fast drilling. Example: hard limestone, granite, sandstone, diorite, schist, griotte. | ||
| Flat Surface Spherical Button Bit Ideal for middle and high hardness stones with compressive strength more than 2067bar. Rock should be polymeric, except for little small cavity and faults. Example: granite, gabbro. |
Welcome to Jinfan! As a professional drilling rig manufacturer in China, we provide a wide variety of products that includes anchor drill rig, engineering crawler drilling rig, core drill, and exploration drilling rig, etc. In addition, we also offer DTH button bit, external flush drilling rod, carbide bit, and other drilling tools and drilling accessories.
