Features and Applications
Medium hard to hard formations with high compressive strength and abrasive, such as Mudstone, Limestone, Anhydrite, Sandstone and so on.
Product parameter
Bit Size | 8 1/2 |
Number of Blade | 5 blades |
Primary Cutter Size | 16mm |
Nozzle Qty/Type | 5NZ |
Gauge Length | 2" |
Junk Solt Area (in2) | 18.04 |
Connection | 4-1/2''API Reg |
Make up Torque (KN.m) | 24.1~26.5 |
Advantage
1. Force balanced, resist impact to the blade during high-speed drilling, to make bit work stable.
2. Plus wear knot section, reduce collision in the high-speed rotational vibration.
3. Patented matrix formulation, extended bit life.
4. Optimal hydraulic design, easy to move out the drill cuttings and cooling.
5. Equipped with back reaming teeth.
6. The cutter is high performance to increase the ability of anti-impact and anti-abrasive.
Production Process
Company profile
CANGZHOU GREAT DRILL BITS CO.,LTD was established in 1998, which specializes in PDC bits development, design,manufacturing,service, sales. It is one of the biggest PDC drill bit manufacturing companies in Asia and is qualified as supplier for CNPC, Sinopec and CNOOC.
The company, with modern plants and advanced production equipment, has the capability to produce more than 10000 of the drill bits from size 3" ~ 26". Company is mainly provide :
PDC drill bits , steel body PDC drill bits ,Matrix body PDC drill bits , PDC coring bits , tricone bit, roller cones .
Certificate
The competitive advantage of product line:
Our company passed API ,ISO 9001, ISO 14001, OHSAS 18001 certification.
Certification Name | Certified By | Certificate NO. | Produc Name & Model No. | Available Date Expired Date |
ISO 9001:2008 | CCBQ CNAS |
05313Q20553R1M | Scope:The production of PDC Bit and Related management Activities |
2013/11/21--2016/11/20 |
ISO 14001:2004 | NGV CNAS |
05315E20562R0M | Scope:The production of Diamond Bit | 2015/08/13--2018/08/12 |
OHSAS 18001:2007 | CCBQ CNAS |
05315S20490R0M | Scope:The production of PDC Bit andRelated Management Activities | 2015/08/13--2018/08/12 |
API | The American Petroleum Institute | 7-1-1283 | Scope:The production of PDC Bit | 2015/09/17--2018/09/17 |
