Negotiable
The date of payment from buyers deliver within days
Hebei
Long-term effective
2017-07-13 03:53
151
Company Profile
Beijing Superior Drilling Equipment Co., Ltd.By certification [File Integrity]
Contact:Miss Lisa(Mr.)
Email:
Telephone:
Phone:
Area:Hebei
Address:Hebei
Website: http://superiorbit.mhjpj.com/
ADC code | 637 |
Bit size | 12 1/2" (317.5mm) |
Tooth type | TCI tooth |
Thread connections | According to API Spec7-1 standard |
API REG Pin | 6 5/8 Inch |
Material | Tungsten carbide insert, inlaid friction-reducing alloy |
Rotary speed | 80~40 rpm |
WOB | 0.5~1.2 KN/mm |
Cutting structure | The wear resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit. The durability of premium tungsten carbide inserts is improved with new formulas and new techniques for insert bit. |
Gauge structure | Multiple gauge protection with gauge trimmers on the heel and gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increase gauge holding capability and bearing life |
Jet Nozzles | Three nozzles |
Multiple gauge protection | Yes |
Product Application | It can receive higher WOB and faster rotary speed than conventional roller bearing bits. It is suitable for high RPM applications. |
Bearing Structure | High precision journal bearing with two thrust faces. Balls lock the cone.Hardfaced head bearing surface.Cone bearing inlaid with friction-reducing alloy and then silver-plated.Abrasion resistance and seizure resistance of the bearing are improved, and suitable for high rotary speed. |
Quality management system | ISO 9001-2008 |
Formations | It can receive high WOB in the conventional drilling. It is suitable for various formations by matching cutting structure with different tooth shape, tooth density and tooth exposure height. |
Bit weight | 96 kgs to 103 kgs |
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