Company News
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The 25th China International Petroleum & Petrochemical Technology and Equipment Exhibition
The 25th China International Petroleum & Petrochemical Technology and Equipment Exhibition has successfully concluded dated March 25-March 28 in Beijing City. WEIFANG FAR EASTERN MACHINERY CO., LTD showcased its prowess, leaving a remarkable impression.Read more -
What is the advantages of rock reamer (Hole Opener) which used in trenchless Ditch Witch drilling rigs？
Strong adaptability: It can work with various brands of drilling machines such as Ditch Witch, and has various thread connection methods, such as NC, FH, IF, REG, FS, etc., which can meet the connection requirements of different drill rods. Whether it is a small or large Ditch W...Read more -
Which is better, roller bearings or journal bearings for tricone roller rock drilling bits ?
We may not be able to know the bearings of the drill bit from the surface of the drill bit, but the quality of the bearings is very important. Bearings are divided into ROLLER BEARING and JOURNAL BEARING. The use of journal bearings and roller bearings in roller drill bits each has its own adva...Read more -
Brief introduction of PDC cutters
Today’s PDC drill Bits Design as a matrix has little resemblance to that of even a few years ago. Tensile strengths and impact resistance have increased by at least 33%, and cutter brazes strength has increased by ≈80%. At the same time, geometries and the techn...Read more -
How to know evaluation of PDC bit ROP models and the effect of rock strength on model coefficients?
Abstract Current low oil price conditions have renewed the emphasis on drilling optimization in order to save time drilling oil and gas wells and reduce operational costs. Rate of penetration (RO...Read more -
How to choose the correct PDC cutters?
Today’s PDC drill Bits Design as a matrix has little resemblance to that of even a few years ago. Tensile strengths and impact resistance have increased by at least 33%, and cutter brazes strength has increased by ≈80%. At the same time, geometries and the technology o...Read more -
How to operate the PDC drilling bit ?
A. The hole preparation a）Make sure the hole is clean and no any junk b）Run previous bit with junk basket if junking anticipated ...Read more -
26th International Trenchless Technology Conference Suzhou CHINA.
We will attend the 26th International Trenchless Technology Conference exhibition in Suzhou, China on April. 19. 2023 to April. 21. 2023. China International Construction Machinery, Building Materials Machinery, Mining Machinery, Engineering Vehicles and Equipment Expo, held every two years at th...Read more -
Brief introduction of PDC and PDC bit history
Polycrystalline diamond compact (PDC) and PDC drill bits have been introduced to the market for several decades. During this long time PDC cutter and PDC drill bit have experienced many setbacks in their early stages, also experienced great development. Slowly...Read more -
What is the difference between steel body and matrix body PDC bit
PDC drill bit is mainly made by PDC cutters and steel, conbining the good impact toughness of steel and wear-resistance of the polycrystalline diamond compact makes the PDC bit has fast footage in the drilling process. Steel body PDC bit has fast...Read more -
What is Reverse Circulation Drilling
The Basics of Reverse Circulation Drilling Horizontal directional drilling isn’t something new. People drilled wells more than 8,000 years ago for subsurface water in hot and dry areas, just not with PDC bits and mud motors like we do today. There ...Read more -
What Does Cone Bit Mean?
A cone bit is a tool made of tungsten or hardened steel that crush rocks during the drilling process. It is generally made of three rotating conical pieces with hard teeth that break up rock into smaller pieces. It is a commonly used tool in trenchless drilling operation...Read more