Customization: | Available |
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Customized: | Customized |
Standard: | ISO9001:2015 |
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General Introduction |
Bit Face Shape Selection:
1. Drop Center Bit
Ideal for achieving high penetration rates in soft to medium hard and fissured rock formations. Suitable for operations with low to medium air pressures, this bit ensures maximum hole deviation control.
2. Concave Face
This versatile bit face is perfect for medium hard and homogeneous rock formations, offering excellent hole deviation control and efficient flushing capacity.
3. Convex Face
Optimal for achieving high penetration rates in soft to medium-hard rock with low to medium air pressures. This design offers superior resistance to steel wash, reducing wear on gauge buttons, though it may have less precise hole deviation control.
4. Flat Face
Designed for hard to very hard and abrasive rock formations, this bit face excels in high air pressure applications, delivering impressive penetration rates and resistance to steel wash.
Raw Material |
Steel:
Utilizing first-class special alloy steel that combines high strength, heat resistance, and wearability, ensuring longevity and performance.
Carbide
We apply the finest tungsten carbides sourced from China, renowned for their quality and efficacy in drilling applications.
Additionally, premium tungsten carbide from Europe is available, offering a choice for those seeking alternative high-performance materials.
Model | Bit diameter mm(inch) | Weight |
TH79(3.5inch) | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
DHD3.5 | 90mm-105mm(3 1/2-4 1/8) | 4.5-5.5 |
BR33 | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
DHD340 | 105mm-138mm(4 1/10-5 2/5) | 8-12 |
QL40 | 110mm-133mm(4 3/8-5 1/4) | 10-12 |
DHD350 | 135mm-165mm(5 3/10-6 1/2) | 15.2-18 |
MISSION50 | 138mm-165mm(5 2/5-6) | 16-18 |
QL50 | 138mm-152mm(5 2/5-6) | 16-18 |
SD5 | 138mm-152mm(5 2/5-6) | 16-18 |
MAHC50TS398(20inch) | 138mm-152mm(5 2/5-6) | 16-18 |
DHD360 | 152mm-203mm(6-8) | 24-33 |
MISSION60 | 152mm-203mm(6-8) | 21-30 |
SD6 | 152mm-254mm(6-10) | 24-50 |
QL60(COP64G) | 152mm-203mm(6-8) | 24-33 |
XL60 | 152mm-190mm(6-7 1/2) | 22-27 |
DHD380 | 200mm-305mm(7 7/8-12) | 47-82 |
SD8 | 200mm-305mm(7 7/8-12) | 47-82 |
QL80 | 200mm-305mm(7 7/8-12) | 48-84 |
TH220 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
NUMA100 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
SD10 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
DHD112 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
SD12 | 310mm-444.5mm(12 1/5-17 1/2) | 142-254 |
NUMA120 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
TH398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 |
TH600(32inch) | 800mm-1000mm(31 2/5-39 3/10) | 680-984 |
Package |