Supal (Changzhou) Precision Tools Co.,Ltd
Supal (Changzhou) Precision Tools Co.,Ltd Art of Cutting
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A variable pitch end mill is a cutting tool used in milling machines to remove material from a workpiece. It has flutes with varying helix angles that help reduce vibrations and chatter during the cutting process. The variable pitch design also allows for better chip evacuation and improved surface finish.
When milling titanium alloys, it is important to use a tool that can withstand the high temperatures and cutting forces involved. A variable pitch end mill made from a high-performance material such as carbide or cobalt can provide the necessary strength and durability.
The specific design of the end mill will depend on the application and the type of titanium alloy being machined. For example, a roughing end mill with a high helix angle and large chip gullets may be used for aggressive material removal, while a finishing end mill with a smaller helix angle and tighter tolerances can be used for achieving a smooth surface finish.
Overall, a variable pitch end mill is a versatile tool that can be used for a range of milling operations on titanium alloys. Its ability to reduce vibrations and improve chip evacuation can help increase productivity and reduce tool wear, leading to more efficient and cost-effective machining processes.
| HRC | Grade | Density | Hardness | Co Content | Grain Size | Bending Strength |
| g/cm3 | HRA | % | um | N/mm2 | ||
| 45 HRC | YG10X | 14.5 | 91.5 | 10 | 0.8 | 2800 |
| 55 HRC | ZK30UF | 14.5 | 92 | 10 | 0.6 | 3000 |
| 65 HRC | GU25UF | 14.5 | 93 | 12 | 0.4 | 4000 |
| Coatings | Hardness | Thickness | Friction Coefficient | Oxidation Temp | Color |
| HV | um | ||||
| AlTiN | 3500 | 2.5-3 | 0.3 | 900 | Black |
| TiAlN | 2800 | 2.5-3 | 0.3 | 900 | Violet |
| TiSiN | 3600 | 3 | 0.45 | 1000 | Copper |
| AlTiSiN | 400 | 3 | 0.4 | 1200 | Blue |
| TiN | 2500 | 2-3 | 0.5 | 600 | Gold |
