Name | PDC anchor bit | ||||||
Brand | EST | ||||||
Size | ¢28mm~¢300mm | ||||||
Application | geological exploration, coalfield mining,water well drilling and water conservancy and hydropower, etc. | ||||||
Applicable Strata | Soft and medium hard rocks, like Sandstone, Shale, Limestone, Conglomerate, Mable, etc. | ||||||
Features | About 10 times useful life than Carbide drill bit about 4 times useful life than Diamond drill bit |
Specifications of PDC anchor bit
Type | D(mm) | H(mm) | Wing Qua PDC bit for coal mine drilling ntity | PDC cutter | Waterpore | ||
Shape | Quantity | Quantity | D(mm) | ||||
ZW28A | 28 | 48 | 2 | half | 2 | 1 | 5 |
ZW28B | 28 | 48 | 2 | whole | 2 | 1 | 5 |
ZW30A | 30 | 48 | 2 | half | 2 | 1 | 5 |
ZW30B | 30 | 48 | 2 | whole | 2 | 1 | 5 |
ZW32A | 32 | 48 | 2 | half | 2 | 1 | 5 |
ZW32B | 32 | 48 | 2 | whole | 2 | 1 | 5 |
ZW42B | 42 | 60 | 3 | Half+whole | 2+2 | 3 | 5 |
Ps: Special design is available upon your requirement.
Application of PDC anchor bit
Model | Application | ||||||
Two-wing PDC anchor drill bits | Half-piece PDC drill bits | Soft-medium hard formation of f ≥ 7 | |||||
Complete-piece PDC drill bits | Medium-hard formation of f ≥ 8 | ||||||
Reinforced PDC drill bits | Hard formation of f ≥ 10 | ||||||
Triple-wing PDC anchor drill bits | Half-piece PDC drill bits | Hard formation of f ≥ 12 | |||||
Reinforced half-piece PDC drill bits | Hard formation of f ≥ 14 |