oh the print isnt terribly small but its also not giant either , when working with the mazaks and cutting at 350 ipm this calculator was surpriingly accurate, it was always interesting proving programs on a half million dollar machine with a 3000 dollar part and a 2500 dollar face mill and letting her rip !!! lol
jeremy youngs On Mon, Jul 21, 2014 at 2:13 PM, jeremy youngs <jcyoung...@gmail.com> wrote: > well john !!! > the truth is I am playing hooky , packing stuff up and dont currently know > the whereabouts of said item :( > i think it may be here at the house , rather it is packed already i do not > know , if it is here i will answer your question if it is already packed it > will be after the first when we get back to the show me state , in which > case i may put it in my vehicle and just go pay you a visit , if it is in > the shop at moms it will be a few days and i will get you that information > for now thats what i can do > > > > jeremy youngs > > > On Mon, Jul 21, 2014 at 1:31 PM, John Thornton <bjt...@gmail.com> wrote: > >> Jeremy, >> >> The photo is rather small, is the calculator small with tiny print? My >> eyes like big print. >> >> Just for S&G what does your calculator say for drilling a 1/2" hole in >> aluminum with a 135° split point? >> >> JT >> >> On 7/21/2014 12:18 PM, jeremy youngs wrote: >> > john this is the standby reference that i start with it is a really good >> > reference and the ONE that i trust most , well worth the 20 bucks. >> > >> http://www.ebay.com/itm/Machinists-Speed-Feed-Calculator-CNC-Mill-Tooling-/230704129486?pt=LH_DefaultDomain_0&hash=item35b709a5ce >> > >> > >> > >> > jeremy youngs >> > >> > >> > On Mon, Jul 21, 2014 at 12:13 PM, John Thornton <bjt...@gmail.com> >> wrote: >> > >> >> I'm writing a little Python program to give me RPM and IPM for twist >> >> drills. I have found some conflicting and some very old charts for feed >> >> per revolution like this one: >> >> >> >> >> >> >> http://www.free-ed.net/sweethaven/IndustrialTech/machinist01/pics/ch04.h1.gif >> >> >> >> I use mostly screw machine drills with 135° split point in my mill and >> >> lathe. Does anyone have a better chart or a formula for feed per rev? >> >> >> >> The little program is here: >> >> >> >> http://gnipsel.com/files/sfc/ >> >> >> >> I still need to add an RPM limit and a zillion other things... >> >> >> >> JT >> >> >> >> >> >> >> ------------------------------------------------------------------------------ >> >> Want fast and easy access to all the code in your enterprise? Index and >> >> search up to 200,000 lines of code with a free copy of Black Duck >> >> Code Sight - the same software that powers the world's largest code >> >> search on Ohloh, the Black Duck Open Hub! Try it now. >> >> http://p.sf.net/sfu/bds >> >> _______________________________________________ >> >> Emc-users mailing list >> >> Emc-users@lists.sourceforge.net >> >> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> >> > >> ------------------------------------------------------------------------------ >> > Want fast and easy access to all the code in your enterprise? Index and >> > search up to 200,000 lines of code with a free copy of Black Duck >> > Code Sight - the same software that powers the world's largest code >> > search on Ohloh, the Black Duck Open Hub! Try it now. >> > http://p.sf.net/sfu/bds >> > _______________________________________________ >> > Emc-users mailing list >> > Emc-users@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/emc-users >> >> >> >> ------------------------------------------------------------------------------ >> Want fast and easy access to all the code in your enterprise? Index and >> search up to 200,000 lines of code with a free copy of Black Duck >> Code Sight - the same software that powers the world's largest code >> search on Ohloh, the Black Duck Open Hub! Try it now. >> http://p.sf.net/sfu/bds >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users >> > > ------------------------------------------------------------------------------ Want fast and easy access to all the code in your enterprise? Index and search up to 200,000 lines of code with a free copy of Black Duck Code Sight - the same software that powers the world's largest code search on Ohloh, the Black Duck Open Hub! Try it now. http://p.sf.net/sfu/bds _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
