Drilling 95% Tungsten Darts

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Drilling 95% Tungsten Darts

TomG Offline

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Alt. Whipping Boy

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Wongster (12-23-2018)

#8

12-16-2018, 09:44 AM

(12-16-2018, 08:46 AM)Wongster Wrote: Thank you, Tom. I've not done grey iron before. Given that I'll be using a 3mm drill, what's the recommended speed?

I'll visit the hardware shop near my office tomorrow to see if I can pick up a couple of carbide drill.

Regards,
Wongster

Even at a conservative 200 sfpm, a drill that small in carbide could be run at 6000-7000 rpm. Slower is ok for drilling because it doesn't increase the side load as with an end mill.

Tom

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Thanks given by: Wongster

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Messages In This Thread

Drilling 95% Tungsten Darts - by Wongster - 12-15-2018, 02:24 AM

RE: Drilling 95% Tungsten Darts - by TomG - 12-15-2018, 11:07 AM

RE: Drilling 95% Tungsten Darts - by Wongster - 12-16-2018, 08:46 AM

RE: Drilling 95% Tungsten Darts - by TomG - 12-16-2018, 09:44 AM

RE: Drilling 95% Tungsten Darts - by awemawson - 12-15-2018, 01:17 PM

RE: Drilling 95% Tungsten Darts - by Mike E. - 12-16-2018, 06:07 AM

RE: Drilling 95% Tungsten Darts - by Wongster - 12-16-2018, 08:49 AM

RE: Drilling 95% Tungsten Darts - by Mike E. - 12-16-2018, 09:24 AM

RE: Drilling 95% Tungsten Darts - by Wongster - 12-23-2018, 08:36 PM

RE: Drilling 95% Tungsten Darts - by Umahunter - 12-27-2018, 05:01 AM

RE: Drilling 95% Tungsten Darts - by Roadracer_Al - 12-31-2018, 01:40 PM

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