HJ superior quality API 8 1/2 PDC drill bit/matrix body PDC bits
Paret l.Brief introduction
Hejian Hengji Bit Manufacture Co.,Ltd is located in Hejian,Hebei province.and is Chinese bit industry's emerging enterprises.The company is mainly engaged in the development of various series of bits, development, production and sales.
Hengji company has developed and mass-produced products 3 inches to 26 inches series steel tooth bit and tricone bit, various types of PDC bits, core bit and production and processing assembly 0.6 m to 3 m large diameter drill bits.Widely used in the oil, natural gas, hydrology, address, ore drilling engineering, product marketing the country and 20 countries and regions in the world.
Part ll .Description of matrix body pdc bits
1.Soft to medium hard formations drilling
Parabolic crowm and medium-density distribution of the teeth. In soft to medium hard formations with low compressive strength and a little hard interlayer higher mechanical ROP.
2.Proprietary cutting teeth
19mm improved proprietary cutting teeth, the ability to improve drilled hard interlayer.
3.Enhanced security diameter
The use of high strength materials, and improve the wear resistance of the gage, so that with high life of the drill bit to match.
4.Hydraulics design
Match by each knives wing cutting the amount of the displacement hydraulic design, optimize drill cutting transport and cooling.
Series Code | Series Name | Blades number Code | Cutting teeth Size Code | Contour Code | Additional features Code |
F | F Series PDC drilling bit | 3 | 10 | 3/8in | 1 | short long | 1 | Round | J | Strengthen teeth |
4 | 13 | 1/2in | 2 | 4 | D | sidetracking\orientation\level |
5 | 16 | 5/8in | 3 | 7 | S | screw |
6 | 19 | 3/4in | 4 | 2 | Parabola | B | Double heart |
FQ | FQ Series PDC Coring bit | 7 | 25 | 1in | 5 | 5 |
8 | 6 | 8 |
9 | 7 | 3 | taper |
8 | 6 |
9 | 9 |
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"Hengji bit, focusing on quality" Hengji always follow with "high quality products and services users "philosophy, adhere to the leading design highlights the quality, state-of-the-art technology to promote quality, perfect management ensure quality. Henderson produced drill products continues to lead the domestic industry, expanding the international market, providing quality products to the worldwide drilling industry.
