| Customization: | Available |
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| Customized: | Customized |
| Standard: | API |
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| ----Cutting Structure Steel Tooth: Premium tungsten carbide hard facing on the surface, it's greatly enhance the wear resistance of the tooth. Tungsten Carbide Inserts: Various type high quality tungsten carbide inserts can be equipped on the bits, professional and scientific selection of the inserts as per the different application and drilling process to achieve high efficient drilling production. ----Gauge Structure Multiple gauge protection with gauge trimmers on heel and gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life. ----Bearing Structure Journal bearing and roller bearing types are available to be chosen. Abrasion & seizure resistance, loading capacity, stability of the bearing are well improved, suitable for high speed rotary drilling. ----Seals and Lubrication Premium O-ring, Optimal seal compression and curved seal structure can enhance the seal performance. Pressure difference type compensating system assures a good greasing lubrication function. |
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IADC
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WOB(KN/mm Bit Dia.)
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RPM(r/min)
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Applicable Formations
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435 515 |
0.20~0.70
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200~80
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Soft with very low compressive strength such as shale ,clay, sandstone ,soft limestone ,etc
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535
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0.35~0.80
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200~80
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Medium soft with low compressive strength and harder abrasive stringers ,such as hard shale ,hared gypsolyte, soft limestone, sandstone and dolomite with stringer ,etc |
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417 437 |
0.35~0.90
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140~70
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Very soft with low compressive strength and high drillability, such as shale, clay, sandstone and conglomerate ,etc.
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517 527 |
0.35~1.05
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120~50
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Soft with low compressive strength, such as shale, clay, sandstone, soft limestone, salt bed and hard gypsolyte, etc
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537 547 |
0.35~1.05
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110~40
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Medium soft with low compressive strength and harder abrasive stringers, such as hard shale, hard gypsolyte, soft limestone, sandstone and dolomite with stringers ,etc |
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617 627 |
0.35~1.05
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80~40
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Medium hard with high compressive strength and thick &hard stringers, such as hard shale, limestone, sandstone and dolomite, etc
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637 737 |
0.70~1.20
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70~40
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Medium hard with high compressive strength and high abrasiveness ,such as limestone ,dolomite, sandstone and chert ,etc
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Note: The upper limits of WOB and RPM in above table should not be used simultaneously
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| PDC Drill BIt |
MIlled tooth bit |
Hole Opener/ Rock Reamer bit |
| Tricone drill bit |
Milled tooth reamer bit |
Cone roller bit |
our factory mainly produce all kinds of tricone drill bit ,tungsten carbide bit ,PDC drill bit, drilling tool ,we can do OEM as customer's requirement ,and we have own brand ,we also attend to fair every year ,our product is sales all over the world , Hope make cooperation with you .
Guarantee and Warranty of Quality:
We are ISO certified factory, we have one integral set of system to control quality in production and make after-sale service.
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