What are the processing types of end mills?

Light processing, finishing, semi-finishing, rough processing, heavy processing

4 flute flat end mill
4 flute flat end mill

The difference between semi-finishing and finishing

From the essential difference: the processing mission is different

Parameter entrysemi-finishingfinishing
Depth of cutting0.5-2mm(Look at the material temper)≤0.1mm(Thin-walled parts 0.05mm)
Feed rateFinishing 2-3 timesAs fine as an embroidery
Speed strategyMiddle and high speed to prevent debrisLimit speed (surface quality preferred)
Cooling modeFlood coolingMist cooling or minimal lubrication

What is roughing?

Eat the most metal in the shortest time, while ensuring that the tool does not break, the machine does not shake, and the workpiece does not burn.

Roughing end mill recommended

The above are recommended for roughing end milling cutter, dry heavy cutting master all know that roughing is most afraid of iron scrap blocking knife, but pick rough end milling cutter also have to pay attention to the door.

Processing cast iron to choose the front Angle is large, otherwise the debris will wear the knife surface; Instead, use a small front Angle to prevent the material from sticking to the knife. The most easily overlooked is the chip groove volume – the same diameter of 10mm tool, the deep groove design can be more than the ordinary model 30% more iron filings, which is too important for long-term automatic processing

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