| Customization: | Available |
|---|---|
| Type: | PDC Bit |
| Usage: | Coring |
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Some additional details about TC (Tungsten Carbide) drill bits:
Flute Designs: TC drill bits can have different flute designs, which impact their cutting performance and chip evacuation. Common flute designs include straight flutes, spiral flutes, and twisted flutes. Straight flutes are suitable for general-purpose drilling and provide good chip evacuation. Spiral flutes help with chip removal and are effective for deep-hole drilling. Twisted flutes offer increased rigidity and stability during drilling.
Drill Bit Point Angles: The point angle of a TC drill bit refers to the angle at the tip where the cutting edges meet. Different point angles are suitable for drilling different materials. Common point angles for general-purpose drilling include 118 degrees and 135 degrees. A lower point angle, such as 118 degrees, is typically used for softer materials, while a higher point angle, such as 135 degrees, is suitable for harder materials.
Step Drill Bit Applications: Step drill bits, as mentioned earlier, are useful for drilling holes of various diameters without the need for multiple drill bits. They are commonly used in applications such as metal fabrication, electrical work, and HVAC (heating, ventilation, and air conditioning) installations. Step drill bits are particularly advantageous when drilling thin materials, as they prevent the material from being pushed away or distorted during drilling.
Carbide Inserts: Some TC drill bits feature replaceable carbide inserts. These inserts are typically brazed or clamped onto the drill bit body and can be replaced when they become dull or worn out. Using drill bits with replaceable carbide inserts can be cost-effective since only the inserts need to be replaced rather than the entire drill bit.
Coolant Options: Depending on the drilling application and material being drilled, different coolant options can be used to enhance the drilling process. Water-soluble coolants, cutting oils, or air/air mist cooling systems can be employed to reduce heat and friction during drilling, improving tool life and chip evacuation. The choice of coolant depends on factors such as the material being drilled, the drilling speed, and the availability of coolant systems.
Advanced Coatings: Advancements in coating technology have resulted in the development of advanced coatings for TC drill bits. These coatings offer improved performance and durability. For example, nanocomposite coatings combine multiple layers of different materials to provide enhanced hardness, wear resistance, and heat resistance. Such coatings can significantly extend the lifespan of the drill bits and improve their cutting performance in challenging drilling applications.
Customized Drill Bits: In some cases, TC drill bits can be custom-made to meet specific drilling requirements. Customization options may include precise diameters, flute designs, lengths, or special features based on the application needs. Customized drill bits are often used in industries with unique drilling demands or when drilling highly specialized materials.
It's worth noting that TC drill bits, like any cutting tool, have limitations and optimal usage parameters. Understanding these limitations and applying appropriate cutting conditions will help maximize their efficiency and lifespan.
| Size Available as followings | ||
| Q Series | AQ, BQ, NQ, NQ2, NQ3, HQ, HQ2, HQ3, PQ, PQ2, PQ3 | |
| Wireline Series | Geobor S, WLA, WLB, WLN, WLH, WLP, WLB3, WLN3, WLH3, WLP3, WLN2, WL-56, WL-66, WL-76. | |
| T2 Series | T2 46, T2 56, T2 66, T2 76, T2 86, T2 101 | |
| TT Series | TT 46, TT 56 | |
| T6 Series | T6 76, T6 86, T6 101, T6 116, T6 131, T6 146, T6S 101, T6S 116 | |
| T6S Series | T6S 76, T6S 86, T6S 116, T6S 131, T6S 146 | |
| T Series | T36, T46, T56, T66, T76, T86 | |
| Z Series | Z46, Z56, Z66, Z76, Z86, Z101, Z116, Z131, Z146 | |
| B Series | B36, B46, B56, B66, B76, B86, B101, B116, B131, B146 | |
| MLC Series | NMLC, HMLC | |
| LTK Series | LTK48, LTK60 | |
| WF Series | HWF, PWF, SWF, UWF, ZWF | |
| WT Series | RWT, EWT, AWT, BWT, NWT, HWT(Single Tube, Double Tube) | |
| WG Series | EWG, AWG, BWG, NWG, HWG(Single Tube, Double Tube) | |
| WM Series | EWM, AWM, BWM, NWM, HWM | |
| Others | AX, BX, NX, HX, TBW, NQTT, HQTT, TNW, 412F, BTW, TBW | |
| Chinese Standard |
56mm, 59mm, 75mm, 89mm, 91mm, 108mm, 110mm, 127mm, 131mm, 150mm, 170mm, 219mm, 275mm. |
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FAQ:
Can TC drill bits be used with hand drills?
A: TC drill bits can be used with hand drills, provided that the drill has sufficient power and a chuck that can accommodate the shank size of the drill bit.
Q: Can TC drill bits be used with cordless drills?
A: TC drill bits can be used with cordless drills, as long as the drill has sufficient power and a chuck that can accommodate the shank size of the drill bit. It is important to match the drill speed to the material being drilled.
Q: Can TC drill bits be used with drill presses?
A: TC drill bits can be used with drill presses. Drill presses provide more stability and control compared to handheld drills, making them suitable for precise drilling operations.
Q: Are there any safety precautions to consider when using TC drill bits?
A: Yes, when using TC drill bits, it is important to wear appropriate personal protective equipment (PPE), such as safety glasses, gloves, and hearing protection. Additionally, secure the workpiece properly, use the correct drill speed, and apply cutting lubrication if necessary.
Q: What is the difference between TC drill bits and HSS drill bits?
A: TC (Tungsten Carbide) drill bits and HSS (High-Speed Steel) drill bits differ in terms of their material composition. TC drill bits have a carbide tip bonded to a steel shank, providing high hardness and wear resistance. HSS drill bits are made entirely of high-speed steel, which offers good toughness and heat resistance.
Q: Can TC drill bits be used for drilling in concrete blocks?
A: TC drill bits are not typically recommended for drilling in concrete blocks. Masonry drill bits with carbide or diamond tips are better suited for drilling in concrete and similar masonry materials.
Q: Can TC drill bits be used for drilling in hardened steel?
A: TC drill bits can be used for drilling in hardened steel, but they may wear faster compared to specialized drill bits designed for hardened steel. It is important to use a slower drill speed and apply cutting lubrication to minimize heat generation and extend tool life.
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