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A 3mm carbide drill bit is a type of drilling tool that features a diameter of 3 millimeters and is constructed using carbide material. It is commonly used for precision drilling in various materials, known for its durability and resistance to wear, making it suitable for a range of applications including metalworking, woodworking, and more.
There are different type of Carbide Drill Bits, like cemented carbides shield cut, cemented carbide bit center, Carbide cross-shaped drill bits, Carbide X-shaped drill bits, Carbide linear shaped drill bits, Carbide Cross Threaded Type Drill Bits, sheet rock drill bit, mining bits,3mm carbide drill bit....customized shape also can made as your requested.
| Grade Recommendation: | ||||||
| Grade | Wc (%) | CO (%) | Grain size (um) | Density (g/cm³)±0.1 | Hardness (HRA)±0.5 | TRS (kgf/mm²) |
| HE10 | 94 | 6 | 1.6 | 14.95 | 90.4 | >300 |
| HE15 | 94 | 6 | 2.0 | 14.95 | 89.6 | >280 |
| HE16 | 94 | 6 | 4.0 | 14.95 | 88.2 | >270 |
| HE20 | 92 | 8 | 4.0 | 14.75 | 88.2 | >270 |
| HE30 | 91 | 9 | 4.0 | 14.65 | 87.5 | >260 |
| HE35 | 89 | 11 | 4.0 | 14.45 | 86.8 | >250 |
| HE36 | 88 | 12 | 2.0 | 14.30 | 87.0 | >280 |
| HE40 | 87 | 13 | 4.0 | 14.20 | 85.5 | >240 |
| HE50 | 85 | 15 | 4.0 | 14.05 | 85.0 | >230 |
A 3mm carbide drill bit is a precision tool designed for drilling tasks that demand accuracy and durability. This type of drill bit features a diameter of 3 millimeters and is constructed using carbide material, a composite of tungsten and carbon, renowned for its exceptional hardness and resistance to wear.
The production process of a 3mm carbide drill bit involves meticulously blending tungsten carbide powder with a binding metal, often cobalt, followed by compacting the mixture into the desired shape. Subsequent processes like sintering, where the compacted material is heated at high temperatures, enhance its hardness and strength. The result is a robust drill bit capable of tackling a wide range of materials.
The advantages of a 3mm carbide drill bit lie in its longevity and precision. The carbide construction ensures extended tool life even in demanding applications, reducing the need for frequent replacements. Its hardness enables it to drill into hard materials like metals and ceramics with minimal wear.
This drill bit finds application in various industries including metalworking, woodworking, and electronics, where small and precise holes are essential. To maintain and extend its lifespan, it's crucial to use appropriate cutting speeds, lubricants, and cooling methods during operation. Regular inspection for signs of wear and sharpening when needed are also essential steps in caring for a 3mm carbide drill bit.
The 3mm carbide drill bit combines precision, durability, and versatility, making it an indispensable tool for tasks demanding accuracy in various materials. Proper care and maintenance ensure that it remains a reliable asset in a craftsman's toolkit.
