354/2000
| |
MATERIAL |
HARDNESS |
| Tungsten Carbide Tip |
WC-Co (YG11-YG7) |
>85HRA |
| Holder |
42CrMo |
48~53HRC |
| Shank |
38~42HRC |
| Circlip |
High Elasticity 65Mn |
/ |
Rotary drill bit is a cutting pick specifically designed for use in rotary drilling machines. Its primary function is to endure the high stresses and abrasive forces that occur during drilling operations. These bits come in a multitude of shapes and sizes, allowing them to be tailored to different drilling applications and the materials being worked on.
The design and composition of the rotary drill bit significantly impact its performance and longevity. Common materials employed include high-speed steel, tungsten carbide, and diamond inserts. The tip of the bit can be pointed or blunted, depending on the desired drilling result. Some bits even incorporate a self-sharpening mechanism to sustain their cutting efficiency throughout their usage.
To enhance the bit's hardness, wear resistance, and heat dissipation capabilities, it is often coated with hard materials such as titanium nitride or diamond-like carbon. These coatings significantly extend the bit's lifespan.
Appropriate selection and maintenance of the rotary drill bit are of utmost importance for achieving precise and efficient drilling outcomes. Factors such as the hardness of the substrate, drilling speed, and the bit's geometry need to be taken into account to optimize its performance. Regular inspections, sharpening when necessary, or replacement of worn bits are essential to maintain productivity and ensure the quality of the drilling process.
The rotary drill bit plays a vital role in various industries, including construction, mining, and geotechnical applications. Its ability to effectively cut through various substrates, including rock, concrete, and soil, makes it a indispensable tool for successful drilling operations.
In addition to the material and design, the cutting geometry of the rotary drill bit also influences its performance. The angle and shape of the cutting edges can affect the efficiency of the drilling process, as well as the amount of debris generated. Advanced designs may incorporate features such as flutes or serrations to facilitate the removal of cut material and reduce heat buildup.
The bit is typically mounted on the rotary drill machine using a compatible adapter or holder, ensuring a secure connection. The machine's rotational speed and feed rate can be adjusted to optimize the drilling process, depending on the specific application and substrate being drilled.
During drilling, the rotary drill bit experiences high levels of stress and friction. To mitigate heat buildup and potential damage, proper lubrication is often required. Coolants or cutting fluids may be used to cool the bit and improve the cutting action.
To rotary drill bit and ensure consistent performance, it is essential to follow manufacturer guidelines for usage, storage, and maintenance. This includes proper handling to avoid damage, regular cleaning to remove debris, and periodic inspection for signs of wear or damage. Replacement of worn or damaged bits promptly is crucial to prevent potential issues and maintain drilling efficiency.
In conclusion, the rotary drill bit is a critical component in rotary drilling machines, enabling efficient and precise drilling in a wide range of applications. By understanding its design, materials, coatings, and proper usage and maintenance, operators can maximize the performance and lifespan of these essential cutting tools
1. Alloy steel body, made by material ASTM4140 (42CrMoA) or ASTM5140 (40Cr), heat treatment with HRC38-42 hardness, has high toughness and wearable character.
2. Tungsten carbide tip is made from low press sintered and suitable grade selected according to target projects, which are to make sure the good performance during working.
3. The products adapt to the machine with all the performance features, such as a high feed rate, a long service life and short tools changing time.
4. Round shank cutter tools are suitable for excavation of sand, cobbles, weathered rock, hard rock and concrete.
Replacement of Betek specification:B47K17.5H, B47K19H, B47K22H, B43H, B85/2, BSK12, BSK15, BSK17, BTK01, BTK03, BTK07, BTK10, BTK14, BTK16, BTK62, BTK63, BTK70, DV08, DV25, BHR07, BHR12, BHR20, BHR167, BGS75, etc.
Replacement of Kennametal specification:C21, C21HD, C10, C10HD, C20, C31, C31HD, C30, U40HD, U47HD, DS01, DS04, DS05, DS06, U43H, etc.
Q: Are you trading company or manufacturer ?
A: Chuanyan Drilling Tools (Shandong) Co., Ltd. is a high-tech company that integrates research and development, production, and trade
Q: Do you accept sample order?
A: Of course, please contact us for details.
Q: Can you do OEM?
A: Yes, we can.
Q: How do y ou contro l the products quality?
A: Each product will be inspected in strict procedure before delivery.
Q: How about your after-sales service?
A: We can offer technology support to slove all problems. If quality problem, goods can be return or replaceable.
Q: What is your delivery time?
A: Based on order quantity, normally it takes 15-30 days for production. Only 2 or 3 days if we have stock on your request size.
Q: What is your payment terms?
A: Usually 30% deposit in advance by TT, the balance paid against delivery; Western Union, Paypal, L/C at sight is also ok
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