API Factory Tungsten Carbide Made 8-1/2 Matrix Body PDC Drill Bit with 7 Blades¹

Product Description Product Description 8-1/2 EM1357E/M4431.Suitable for drilling expandable mudstone as well as for drilling deepening wells and secondary completion to enlarge annular space for casing and improve well cementing quality.2. Applicable range of the bit is widened through utilization of technologies such as  impact resistant cutting structure and auxiliary cutters, etc.3. Penetration depth control technology is applied on the bit to reduce vibration in all directions so as.to make the bit working more steadily.4. CFD hydraulic balance design.5. API CertificateProduct ParametersNumber of Blades                      7               Cutter Quantity                          90           Primary Cutter Size                   13mm                Primary Cutter Quantity           38           Gauge Length                            60 mm                Junk Slot Area                           7000 mm2                Connection                                 4 1/2 REG                   Bit Weight                                   57KG                   Nozzle Quantity/Type                 7NZ                                        Weight on Bit                              30~120 KN                Rotatoin Speed                           50~250 RPM             Hydraulic Flow Rate                   25~40 L/S       Recommended Torque               16.63~23.71 Kn?m                          Detailed Photos    Packaging & Shipping Certifications Company ProfileWuhan Eastar Tool Company Limited is one high-tech company specialized in the PDC bit design and manufacture, which is by integrating R&D, manufacture and technical service as a whole, located in one of the national development zone -Wuhan East Lake New-Tech. Development Zone.By integrating R & D, manufacturing, and technical services, Wuhan Eastar Tool Company Limited is a professional manufacturer of fixed cutter drill bits and down hole tools for all types of drilling applications.EASTAR's experience of diamond bit business is traceable to the year 1987, and the company is the first professional diamond bit manufacturer with the introduction of advanced technology from the international majors.Technical Center of EASTAR owns complete & perfect equipment and technology for R & D, testing, and experimentation, and possesses a series of advanced technology with its self-dominated intellectual property, including the independently developed C-4 technology, bit selection system based on rock mechanics analysis.Continuous development and technology advancement of the company is supported by the fundamental research and field practical research, which is conducted by cooperation with research institutes and universities.EASTAR is fully qualified with API 7-1 as the conformance with Specification of Quality Programs for the Petroleum, Petrochemical and Natural Gas Industry, ISO 9001: 2015 as Quality Assurance System, ISO 14001: as Environmental Management Systems, OHSAS 18001 as Occupational Health and Safety management Systems.Company vigorously develops core technologies, continuously satisfies customers' individualized requirements, supplies economic and effective solutions in a fast manner, and provides specialized, high-quality & reliable value-added services, and is dedicated to becoming one of the excellent energy technology service providers in the world.Company enterprise philosophy: Working Harmoniously Together & Repaying Society to the Best of Its Ability'.                                                                                                                                           

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