On Thursday 22 March 2018 00:36:46 Bruce Layne wrote: > The self cleaning oven would probably do a good job on the belt > residue but would almost certainly result in damage to the aluminum's > material properties. The self cleaning oven temperature is around > 500C. A quick online search seems to indicate 6000 series aluminum > experiences recrystalization somewhere in the 250C to 300C range, and > the effect becomes pronounced around 400C. > Duely noted Bruce, thanks.
> https://www.researchgate.net/post/Temperature_of_recrystallisation_of_ >6xxx_aluminum_alloys > > A pulley might have sufficient design margins to tolerate the exposure > to high temperature without subsequent failure, although if there's a > key slot it may fail. I wouldn't heat 6xxx aluminum to 500C in > anything close to a critical application where I needed the original > mechanical properties. The least it would do is wreck the finish, leading to another belt failure in short order. So we'll try the toaster oven first. If that fails, buy the new pulley. > I'd probably go with a version of the previous suggestion. Have the > bandsaw motor spin the pulley and use something like an ice pick to > mechanically remove the rubbery goo. I wouldn't push the tool against > the rotation in the manner of a wood lathe. That seems like a good > way to catch the tool in the workpiece, have it spun around and jabbed > into your arm. I'd let the tool dragging on the workpiece so it > wouldn't gouge and kick back. The material removal rate would be > slower but it should be a lot faster than removing the pulley, using > solvent, baking, etc. and then reinstalling it. > > Good luck! > > On 03/21/2018 11:48 PM, Chris Albertson wrote: > > My bet is the toaster ain't going to work. What will work is if > > you have a self-cleaning oven. But the pulley and any completely > > blacken cookware you might want to also clean in the oven and run a > > self cleaning cycle. Any organic matter will turn to grey ash and > > fall off. > > > > On Wed, Mar 21, 2018 at 6:13 PM, Gene Heskett <[email protected]> wrote: > >> On Wednesday 21 March 2018 19:03:28 N. Christopher Perry wrote: > >>> I’d pull the pulley off and through it into an over set to 450F > >>> for a couple of hours. > >>> > >>> N. Christopher Perry > >> > >> So as not to stink up the house, would a $20 toaster oven do? It > >> goes up to about 425F. It would stink up the garage instead that > >> way. > >> > >> But not till warmer weather as the saw is in an almost unheated > >> shed and it will take a bit of time as the lower drive wheel will > >> need to come off to gain good access to the motor pulley. The shed > >> is not well insulated, so I keep the heat set to just above the dew > >> point to discourage rust on the machinery in the winter. We're on > >> the inside edge of the current four-easter, and its a bit chilly > >> out, and still snowing. > >> > >> Thanks. > >> > >>>> On Mar 21, 2018, at 6:45 PM, Gene Heskett <[email protected]> > >>>> wrote: > >>>> > >>>> Greetings all; > >>>> > >>>> I have a Rikon 10-325 bandsaw. Trying to cut a block of alu with > >>>> a blade thats had one side of it dulled, the blade turned and > >>>> bound in the cut, and burned the drive belt, a 240J into the > >>>> motor pulley. Rather thoroughly welding the kevlar backing into > >>>> the pulley. > >>>> > >>>> Does anyone have a recipe for some panther piss that will clean > >>>> it out, or am I stuck buying another pulley from Rikon's parts > >>>> dept? > >>>> > >>>> Thanks. > >>>> > >>>> -- > >>>> Cheers, Gene Heskett > >>>> -- > >>>> "There are four boxes to be used in defense of liberty: > >>>> soap, ballot, jury, and ammo. Please use in that order." > >>>> -Ed Howdershelt (Author) > >>>> Genes Web page <http://geneslinuxbox.net:6309/gene> > >>>> > >>>> ----------------------------------------------------------------- > >>>>--- ---------- Check out the vibrant tech community on one of the > >>>> world's most engaging tech sites, Slashdot.org! > >>>> http://sdm.link/slashdot > >>>> _______________________________________________ > >>>> Emc-users mailing list > >>>> [email protected] > >>>> https://lists.sourceforge.net/lists/listinfo/emc-users > >>> > >>> ------------------------------------------------------------------ > >>>---- -------- Check out the vibrant tech community on one of the > >>> world's most engaging tech sites, Slashdot.org! > >>> http://sdm.link/slashdot > >>> _______________________________________________ > >>> Emc-users mailing list > >>> [email protected] > >>> https://lists.sourceforge.net/lists/listinfo/emc-users > >> > >> -- > >> Cheers, Gene Heskett > >> -- > >> "There are four boxes to be used in defense of liberty: > >> soap, ballot, jury, and ammo. Please use in that order." > >> -Ed Howdershelt (Author) > >> Genes Web page <http://geneslinuxbox.net:6309/gene> > >> > >> ------------------------------------------------------------ > >> ------------------ > >> Check out the vibrant tech community on one of the world's most > >> engaging tech sites, Slashdot.org! http://sdm.link/slashdot > >> _______________________________________________ > >> Emc-users mailing list > >> [email protected] > >> https://lists.sourceforge.net/lists/listinfo/emc-users > > ---------------------------------------------------------------------- >-------- Check out the vibrant tech community on one of the world's > most engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users -- Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
