[simpits-tech] High speed steel drill

[Marv De Beque]

Okay.  Didn't know you were working with exotic materials.

Here is a place that can give better advice than I can.

Go to:

http://bbs.homeshopmachinist.net/

There are experts on the subject at that message board.

The General discussions link is:

http://bbs.homeshopmachinist.net/ubbs/forumdisplay.cgi?action=topics&forum=G
eneral&number=1&DaysPrune=45&LastLogin=

You'll get the exact answer you need there.

Marv
-- 


> From: mysticz28@swbell.net
> Reply-To: simpits-tech@simpits.org
> Date: Thu, 19 Sep 2002 21:43:50 -0500
> To: simpits-tech@simpits.org
> Subject: Re: [simpits-tech] High speed steel drill
> 
> Marv De Beque wrote:
>> 
>> Look at the chips you make.  If they are long clean spirals, then it should
>> be fine.  If they are blue and fracture easy, then it's too fast and hot.
> 
> Of my chips are blue I have bigger problems ;) I have yet to turn
> aluminum blue with heat.
> 
>> You are making too much of this in my opinion.
> 
> Maybe, but when drilling titanium and magnesium I like to get it right
> the first time since the stuff is so damned expensive.
> -- 
> Steve
> mysticz28@swbell.net
> Jesus saves, Budda enlightens, Cthulhu thinks you'll make a nice
> sandwich.
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