![Factory Outlet 2 Flutes HRC55 Carbide Twist Drill Bits](https://img2.grofrom.com/industry/db4b160ce8bc462b19081615279f5af1.webp)
Product Specification
Raw Material | ||||
HRC | Meterial | MG Grain Size(μm) | CO(%) | Flexural Strength(N/mm²) |
45° | ZK30 | 0.7 | 10 | 3320 |
50° | WF25 CB | 0.6 | 10 | 4000 |
55° | K44UF Gurhing | 0.5 | 12 | 4300 |
65° | CTU08L CERATIZIT | 0.4 | 10 | 3700 |
Super Coating | ||||
AlTiN | TiAIN | TiSiN | Nano | |
Hardness(HV) | 3200 | 2800 | 3600 | 42(GPA) |
Thickness(μm) | 2.5-3 | 2.5-3 | 3 | 3 |
Oxidation Temp(ºC) | 900 | 800 | 1000 | 1200 |
Friction Coeffient | 0.3 | 0.3 | 0.45 | 0.4 |
Color | Black | Violet | Copper | Blue |
![Factory Outlet 2 Flutes HRC55 Carbide Twist Drill Bits](https://img2.grofrom.com/industry/fb79443a9255b27ecb34f8bc15ad1bdc.webp)
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