Supply Ability | 300pcs per quarter |
Delivery Time | 5~45 workdays |
Packaging Details | plywood box / iron box |
Bearing Type | Sealed Journal |
name | water well drill bits |
Standard | API-7-1, ISO 9001:2008 |
Series | FSA |
T | Trimming Cutters |
TRC | Three Roller Cone |
Bit Size | 12 1/4" |
Brand Name | FLRT |
Model Number | 12 1/4" FSA537G |
Certification | API-7-1, ISO 9001:2008 |
Place of Origin | China |
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Product Specification
Supply Ability | 300pcs per quarter | Delivery Time | 5~45 workdays |
Packaging Details | plywood box / iron box | Bearing Type | Sealed Journal |
name | water well drill bits | Standard | API-7-1, ISO 9001:2008 |
Series | FSA | T | Trimming Cutters |
TRC | Three Roller Cone | Bit Size | 12 1/4" |
Brand Name | FLRT | Model Number | 12 1/4" FSA537G |
Certification | API-7-1, ISO 9001:2008 | Place of Origin | China |
High Light | rotary drill bit ,steel tooth rotary bits |
311.2mm , FSA537G , TRC Bit , Roller Cone Bit, TCI Bit, Medium Hard Formation , Oil Well Drilling
Roller cone bit design goals
Roller-cone bit design goals expect the bit to do the following:
Function at a low cost per foot drilled.
Have a long downhole life that minimizes requirements for tripping.
Provide stable and vibration-free operation at the intended rotational speed and weight on bit (WOB).
Cut gauge accurately throughout the life of the bit.
To achieve these goals, bit designers consider several factors. Among these are:
The formation and drilling environment.
Expected rotary speed.
Expected weight on bit (WOB).
Hydraulic arrangements.
Anticipated wear rates from abrasion and impact.
Design focal points include:
The bit body
Cone configurations
Cutting structures
Metallurgical, tribological, and hydraulic considerations in engineering bit design solutions. (Tribology is a science that deals with the design, friction, wear, and lubrication of interacting surfaces in relative motion.)
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
Types & IADC Code | 417 |
437 447 |
517 527 |
537 547 |
617 627 |
637 | |
WOB | KN/mm(Bit Dia.) | 0.4~0.9 | 0.4~0.9 | 0.35~1.0 | 0.5~1.0 | 0.6~1.1 | 0.7~1.2 |
Lb/in. (Bit Dia.) | 2285~5142 | 2285~5142 | 2000~5714 | 2857~5714 | 3428~6285 | 4000~6857 | |
Rotation Speed (Rpm) | 140~60 | 140~60 | 125~50 | 110~50 | 100~40 | 80~40 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
1992
Total Annual:
10000000-13000000
Employee Number:
150~200
Ecer Certification:
Site Member
Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd. is established in 1992 and located in Hebei Province, China. Integrated with Beijing Feilong International Trade Co., Ltd. and Beijing Superior Drilling Equipment Co., Ltd. , the company has involved into a comprehensive enterprise integrating... Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd. is established in 1992 and located in Hebei Province, China. Integrated with Beijing Feilong International Trade Co., Ltd. and Beijing Superior Drilling Equipment Co., Ltd. , the company has involved into a comprehensive enterprise integrating...
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