Suzhou Energy Tool Co., Ltd.
| Payment Terms | L/C,T/T,Western Union |
| Supply Ability | 5000pcs / year |
| Delivery Time | 4 weeks |
| Packaging Details | Wooden Case or Steel Box |
| Cutters | Polycrystalline Diamond Compact (PDC) |
| Type | Diamond Drill Bit |
| Surface Treatment | PDC Insert |
| Brand Name | ENG |
| Model Number | 251801 |
| Certification | API, ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T,Western Union | Supply Ability | 5000pcs / year |
| Delivery Time | 4 weeks | Packaging Details | Wooden Case or Steel Box |
| Cutters | Polycrystalline Diamond Compact (PDC) | Type | Diamond Drill Bit |
| Surface Treatment | PDC Insert | Brand Name | ENG |
| Model Number | 251801 | Certification | API, ISO |
| Place of Origin | China | ||
| High Light | 9-1/2 Inch PDC Drill Bit ，Oilfield PDC Drill Bit ，Diamond Rock Drilling Tool | ||
9-1/2 Inch PDC Drill Bit Of Diamond Rock Drilling Tool
The profile of a PDC (Polycrystalline Diamond Compact) drill bit is the cross-sectional shape of the bit face. This geometry is critical because it determines the bit's stability, cooling efficiency, and how effectively it cuts through specific rock formations.
The profile is generally categorized into several key zones and common shapes:
To understand the profile, we look at the bit from the center to the outer edge:
Cone: The innermost part of the bit. A deep cone helps center the bit and improves stability (anti-whirl), while a shallow cone is better for faster drilling in softer formations.
Nose: The "point" of the bit where the curvature is sharpest. This area experiences the highest mechanical load and usually has the highest cutter density.
Shoulder: The transition area from the face to the side of the bit. This zone is subject to high linear speeds and centrifugal force, requiring durable cutters.
Gauge: The vertical part of the bit that defines the hole diameter. It ensures the hole stays "in gauge" and provides lateral stability.
The choice of profile depends on the "drilling objective":
Flat/Shallow Profile: * Best for: Harder, more abrasive formations.
Advantage: Distributes the weight-on-bit (WOB) more evenly across the cutters, reducing the risk of individual cutter failure.
Long Taper / Deep Cone Profile:
Best for: Directional drilling and softer formations.
Advantage: Offers superior tracking and stability. The increased surface area allows for more cutters, which helps in high-speed applications.
Parabolic Profile: * Best for: General purpose and medium-hard formations.
Advantage: This is the most common "all-rounder" shape, balancing the need for cleaning (hydraulics) and structural strength.
The profile design directly affects two major factors:
Cutter Density: A longer profile (more curvature) allows for more cutters to be placed on the bit, increasing the tool's lifespan in abrasive rock.
Hydraulic Cleaning: The space between the profile and the rock (the junk slot) must be shaped to allow the drilling fluid to carry "cuttings" away from the nozzles efficiently to prevent "bit balling.
Production Processes:
Certifications:
Package & Shipment:
FAQ:
| Q: You are a trading company or manufacturer ? |
| A: Manufacturer, We are a 100% real factory with over 10 years' experience in water/oil/gas wells Drill Bits. |
| Q: How about your products ? |
| A : Both of tricone bits and PDC bits strictly conform to API 7 requirements and ISO9001. we will do kinds inspections before delivery, also cover for after-sales service. |
| Q: Package Methods ? |
| A: Normally wooden case, also can be steel box; can be customized if need. |
| Q: Payment Terms ? |
| A: we accept T/T, L/C, Paypal, Western Union, etc. |
| Q: Can I visit your factory ? |
| A: Yes, we welcome you to our factory all the time, will send invitation letters if need; also can show our workshop and warehouse online. |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
2000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Suzhou Energy Tool Co., Ltd . (short for “ENG ” ) is a high-tech company formed by a group of drill bit experts with over 20 years of work experience in the world's top oil service companies. ENG has cooperated with many research institutes at home and has formed an advance... Suzhou Energy Tool Co., Ltd . (short for “ENG ” ) is a high-tech company formed by a group of drill bit experts with over 20 years of work experience in the world's top oil service companies. ENG has cooperated with many research institutes at home and has formed an advance...
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