8-1/2 ECM1312/M232
1. Suitable for coring in medium hard formation.
2. Gauge is protected by mixture of PDC and ND cutters for improved service life of bit.
3. Face discharge watercourse design is adopted in order to reduce core erosion by mud for increased rate of core recovery.
4. API Certificate
Cutter Quantity 28
Primary Cutter Size 13mm
Gauge Length 50 ~ 76 mm
Junk Slot Area 0.15~1.50in2
Sise Of Coring Barrel(in) 6 3/4"x4"
Bit Weight 35KG
Nozzle Quantity/Type 12NZ
Weight on Bit 23~50 KN
Rotatoin Speed 40~150 RPM
Hydraulic Flow Rate 11~20 L/S
Wuhan 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'.
