John, I've seen this material used as way covers and such. The high temperature silicone takes oil and hot chips well. http://www.mscdirect.com/product/details/31938780
On Tue, Aug 16, 2016 at 10:56 AM, John Thornton <[email protected]> wrote: > Let me see what they quote back... I might go duct tape for the short > term fix lol > > JT > > > On 8/16/2016 8:58 AM, Gene Heskett wrote: > > On Tuesday 16 August 2016 03:28:44 Erik Christiansen wrote: > > > >> On 15.08.16 16:36, John Thornton wrote: > >>> Hi Andy, > >>> > >>> Thanks for the link but it has to be very thin and slide over the > >>> green things. I have identified it as a Hennig product... I think > >>> this is the product. > >>> > >>> http://www.hennig-inc.com/products/flexible-apron-covers/aluflex/ > >>> > >>> So I'm wondering if there is a more cost effective way to replace > >>> that aluminum apron thing... I'm sure they are not cheap. > >> As it spools onto the roller underneath, the hinging must be at or > >> near the top of the bars. With not a heap to lose after a failed > >> previous fix, is there sufficient thickness for drilling horizontally > >> through the bars just below the top surface, near each end, then > >> stringing fine critter wire? Ideal would be a tension spring at one > >> end of each wire, to snug the thing up in service. > >> > >> Otherwise, it would also be less labour intensive to simply laminate a > >> sheet of mylar film onto the top of the bars. That would provide both > >> the required hinge and a complete barrier to fine swarf. A very good > >> clean, then a tube or two of cyanoacrylate glue, might just do the > >> trick. People probably don't use mylar drawing film any more, but > >> there has to be another source of good tough plastic film out there. > >> > >> Erik > >> > > "kaptan" comes in pretty thin stock, like .001". Broadcasters probably > > have some as precut insulation used in hi-power tube sockets, forming > > bypass capacitors between two sheets of silver plated brass. > > > > ISTR I saw it in rolls in the McMaster-Carr or Grainger catalog. > > Amazingly high voltage breakdown, like 20,000 volts in a sheet 3 or 4 > > mills thick. But I've no clue what its long term survival as a bending > > material might be. I've never seen it used where it had to bend. > > > > What I have handled impressed me with its physical srength in such a thin > > sheet. No clue how well the cyanoacrylate glue would stick to it. > > > > I'd imagine it would shrug off temps that would bake that glue loose, but > > I'd doubt it would ever get that hot as a swarf cover in a milling > > machine. > > > > It's a Dupont product since the'60's but I was not able to coax the > > dupont site into giving me available widths. It can come with a > > pressure sensitive glue on one or both sides, and is heavily used in the > > flexible printed circuit field. > > > > I googled for 'kaptan polyimide film, perhaps there is a better search > > term? > > > > <http://www.professionalplastics.com/KAPTONFILMPOLYIMIDE> > > > > shows me a 24"x24" by 5 mill sheet at $120. A bit high but I expect you > > could cut what you need out of that and store the rest for when, and if > > you had to do it again. You've not said the dimensions so I can only > > guess how many times. Thats w/o any glue. Call 1-888-995-7767 for a > > quote. > > > > Does this help, John? > > > > Cheers, Gene Heskett > > > ------------------------------------------------------------ > ------------------ > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
