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Jinzhou City Shitan Machinery Equipment CO. LTD.
6 Years
| Ask Lasest Price | |
| Brand Name : | SHITAN |
| Model Number : | STP |
| Certification : | ISO9001 |
| Payment Terms : | L/C, T/T, Western Union |
| Delivery Time : | 7-15 working days |
85mm High Efficiency Wear Resistance PDC Concave Carbide Rock Drilling Three Wing Drag Bits For Well Drilling
Product description
PDC concave drill bit is composed of PDC cutters and matrix body.
With higher strength tungsten carbide body, the bit has better
anti-erosive and toughness. The reliability and drilling efficiency
is also improved by choosing premium PDC cutters.
Suitable formation:
Medium-hard to hard, solid hard rock formations
Application:
Mainly used to drilling water well, geothermal well, degassing
hole, drain hole, and grouting hole of coal mine, oil and gas
drilling.
| Size(mm) | Cutting Wings | Water Hole | Thread | |||
| Dia. | Height | Pillar | Blade | Quantity | Dia.(mm) | |
| 56 | 115 | 2 | 3 | 4 | 6--8 | Square / Taper / Lock |
| 60 | 115 | 2 | 3 | 4 | 6--8 | |
| 65 | 115 | 2 | 3 | 4--5 | 6--8 | |
| 75 | 125 | 2 | 3--4 | 4--6 | 6--10 | |
| 78 | 128 | 2 | 3--4 | 4--6 | 6--10 | |
| 85 | 128 | 2 | 3--4 | 4--6 | 8--12 | |
| 94 | 128 | 2 | 3--4 | 4--8 | 8--12 | |
| 113 | 135 | 3 | 3--4 | 6--8 | 8--12 | |
| 133 | 135 | 3 | 3--4 | 6--8 | 8--12 | |
Main Features
A.Wear resistance and high impact toughness
B.Adopting advanced technique and mature process to manufacture.
C.Drilling speed is high in soft to medium hard rocks.
D.Have long service life.
E. Suit with hydraulic drilling rig.
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