Best Drilling Equipment (Wuxi) Co.,Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 10000 per month |
| Delivery Time | In Stock |
| Packaging Details | wooden case or carton |
| Impregnation | Oil Or Water |
| Material | Carbide Steel |
| Application | Drilling |
| Surface Finish | Polished |
| Shape | Cylindrical |
| Product Name | Impregnated Diamond Core Bit |
| Cutter Type | Impregnated Diamond |
| Bit Type | Core Bit |
| Cutting Edge | Diamond Impregnated |
| Shank Type | Hex |
| Thread Type | API Reg |
| Brand Name | Best |
| Model Number | BQ NQ |
| Place of Origin | China |
| Certification | ISO9001,CE |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 10000 per month |
| Delivery Time | In Stock | Packaging Details | wooden case or carton |
| Impregnation | Oil Or Water | Material | Carbide Steel |
| Application | Drilling | Surface Finish | Polished |
| Shape | Cylindrical | Product Name | Impregnated Diamond Core Bit |
| Cutter Type | Impregnated Diamond | Bit Type | Core Bit |
| Cutting Edge | Diamond Impregnated | Shank Type | Hex |
| Thread Type | API Reg | Brand Name | Best |
| Model Number | BQ NQ | Place of Origin | China |
| Certification | ISO9001,CE | ||
| High Light | High Heat Resistance diamond impregnated drill bits ，diamond impregnated drill bits BQ ，NQ core drill bit diamond | ||
Excellent Rock Adaptability High Heat Resistance Impregnated Diamond Core Bit
An impregnated diamond core bit is a specialized drilling tool used for obtaining high-quality core samples from various rock formations. It consists of a metal matrix body with synthetic diamonds embedded throughout its surface. The diamonds are uniformly distributed and held in place by a powdered metal bond.
The key features and components of an impregnated diamond core bit are as follows:
1. Matrix Body: The core bit's matrix body is typically made of durable materials such as high-strength steel. It provides structural integrity and stability during drilling operations.
2. Diamond Impregnation: Synthetic diamonds are impregnated into the matrix body using a process called sintering. The diamonds are evenly distributed within the metal bond, creating a continuous cutting surface.
3. Diamond Grit Size and Concentration: The size and concentration of the embedded diamonds vary based on the drilling application and rock formation. Finer diamond grit sizes are suitable for harder rocks, while coarser grit sizes work better with softer formations.
4. Matrix Hardness: The matrix hardness determines the overall strength and wear resistance of the core bit. It is carefully selected to balance diamond retention and cutting action. The matrix can be formulated with different materials and heat treatment processes to achieve the desired hardness.
5. Diamond Orientation: The diamonds in an impregnated diamond core bit can be randomly oriented or have a specific orientation. Randomly oriented diamonds provide multi-directional cutting action, while oriented diamonds improve cutting efficiency in specific drilling conditions.
6. Waterways or Flushing Holes: Impregnated diamond core bits are designed with strategically placed waterways or flushing holes. These channels allow for the injection of drilling fluids or water to cool the core bit, lubricate the cutting surface, and flush away rock cuttings generated during drilling.
7. Thread Connection: The core bit features a threaded connection at its top end to attach it to the drill string or rod. The thread types and sizes may vary depending on the specific drilling equipment and systems used.
Impregnated diamond core bits are selected based on drilling requirements, including rock formation type, desired core sample quality, drilling speed, and tool longevity. Their design and construction enable efficient cutting, high core recovery rates, and extended tool life. As a result, they are widely used in mining, geotechnical exploration, construction, and other industries that require accurate core sampling
Rock Type |
Rock Hardness |
Abrasiveness |
Hardness NO. |
Clay,Shale,Ash Stone,Gypsum,Tuff,Serpentinite,Calcite, Coal,Argillite,Volcanics,Sandly Pebble |
Soft |
Medium |
BST 1/3 |
Sandstone,Lithoid Limestone, Limonite |
Medium Soft |
Very High |
BST 3/5 |
Medium Hard Sandstone,Hard Shale, Hard Ash Stone,Dolomitic,Marble,Hard Schist, Hard Streak Stone,Siltstone,Andestite |
Medium |
High |
BST 5/7 |
| Peridotite,Gneiss,Limonite | Medium Hard |
Medium High |
BST 7/9 |
Pegmatite,Schist,Norite,Syenite,Gabbro,Peridotite, Grandiorite,Granite,Basalt,Hard Streak Stone |
Hard |
Medium To Low |
BST 9/11 |
| Amphibolite,Diorite,Rhyolite,Quartzite | Very Hard | Medium To Low | BST 11 |
Silicious,Hard Sandstone,Rhyolite, Dense Quartzite,Ironstone,Taconite,Jasperite,Chert |
Utral Hard |
Low |
BST 14 |
Q1: What are the limitations of impregnated diamond core bits?
A1: Impregnated diamond core bits may experience reduced performance in highly abrasive or fractured formations.
Q2: How can I optimize the performance of an impregnated diamond core bit?
A2: You can optimize performance by using the appropriate drilling parameters, maintaining proper coolant flow, and periodically inspecting the bit for wear.
Q3: Are there any safety precautions to consider when using impregnated diamond core bits?
A3: Standard drilling safety protocols should be followed, including wearing appropriate personal protective equipment (PPE) and ensuring proper equipment handling.
Q4: Can impregnated diamond core bits be used for directional drilling?
A4: Yes, impregnated diamond core bits can be used for directional drilling applications, maintaining borehole trajectory and controlling deviation.
Q5: Can impregnated diamond core bits be repaired or restored?
A5: Impregnated diamond core bits are generally not repairable or restored. Replacement is usually the preferred option when the bit is worn or damaged.
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Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
>1000000
Employee Number:
180~200
Ecer Certification：
Verified Supplier
Best Drilling Equipment（Wuxi）Co., Ltd., established in 2008, is a company dedicated to the field of drilling equipment. With 15 years of experience in the drilling equipment business, we are committed to providing our customers with a complete product range and professional customized solutions ... Best Drilling Equipment（Wuxi）Co., Ltd., established in 2008, is a company dedicated to the field of drilling equipment. With 15 years of experience in the drilling equipment business, we are committed to providing our customers with a complete product range and professional customized solutions ...
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