I used a table saw for cuts on 2" board. If you don't have a proper vac setup, make sure you are using N99 masks (or at least N95, per US government recommendations) and vacuum with a HEPA filter vacuum. Vacuuming with a non HEPA filter vacuum spreads microscopic dust particles everywhere.
On Tue, Jul 30, 2013 at 8:14 AM, Steve Upstill <upst...@gmail.com> wrote: > I was very concerned about using my hands to cut a straight line at a > consistent bevel angle, so I took the trouble to haul my table saw out to > my build site. I was glad I did. Set the blade at the correct angle, mark > the diagonal cuts and away you go. The edge bevels in particular are > no-brainers, since the fence can be set once (right next to the blade) for > dozens of cuts. > > For the diagonal cuts, you do need a steady hand and good eye to cut a > straight line 9' long in the middle of one of those panels. That's a > situation where it might be better to use a long-bladed jigsaw and a long > (> 9') straight piece of board, metal or angle-iron for a guide--the > problem being where to rest the panel and still give the saw clearance on > the underside. > > Makes a pile of nasty poly-iso dust (DO NOT try to cut poly-iso edges > on-playa. There WILL be flyaways, to say nothing of the anguish of such > work in that situation), and isn't too kind to your saw blade (get a > disposably cheap one), but for sweet manufacture it's hard to beat. > > Cheers, > Steve > > On Jul 30, 2013, at 5:23 AM, Vladimir Khodel <vkho...@gmail.com> wrote: > > Fine Homebuilding magazine had a reader tip a few years ago :) which was > to take a 4" putty/taping knife and sharpen its outside curved edge - then > you hold it like a kitchen knife and pull towards you along a guide such as > bevelled at 60 degrees 2x4, and it cuts polyiso like butter in a couple of > passes :) > > This can probably be used even on the playa, since there is no moop at all > (well, I guess there are polyiso bevels to get rid of) > > When making sharp or rounded corners there is still some need for a > snap-off type knife of course, but very minimal. > > Good luck! > > Vladimir > > > On Mon, Jul 29, 2013 at 8:53 PM, Jay Batson <batson...@gmail.com> wrote: > >> Hi - >> >> Building my first HYurt, and have been reading all the right stuff / >> watching all the right videos (e.g. appropredia & Danger). >> >> BUT - I'm puzzled about one thing: what kind of tool to cut with? >> >> The only Rmax available in my region is the 2" stuff, and that seems >> pretty thick to cut through. I'd have thought to buy one of those utility >> knives with the retractable / extendable blades, but the only ones I see at >> Home Depot are the ones that have a tip-snapoff to give you a new sharp bit >> at the front, and I'm thinking those might just break when trying to cut a >> rounded door / window corner. >> >> I'm also assuming that: >> - A bigger knife might be too thick in trying to cut through the foam, >> and bind up when cutting; >> - A drywall saw will take away too much material, nor will it make a nice >> clean cut. >> >> So, what do people use for the 2" foam? >> >> Call me curious. >> -jb >> >> -- >> You received this message because you are subscribed to the Google Groups >> "hexayurt" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to hexayurt+unsubscr...@googlegroups.com. >> To post to this group, send email to hexayurt@googlegroups.com. >> Visit this group at http://groups.google.com/group/hexayurt. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to hexayurt+unsubscr...@googlegroups.com. > To post to this group, send email to hexayurt@googlegroups.com. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/groups/opt_out. > > > > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to hexayurt+unsubscr...@googlegroups.com. > To post to this group, send email to hexayurt@googlegroups.com. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "hexayurt" group. To unsubscribe from this group and stop receiving emails from it, send an email to hexayurt+unsubscr...@googlegroups.com. To post to this group, send email to hexayurt@googlegroups.com. Visit this group at http://groups.google.com/group/hexayurt. For more options, visit https://groups.google.com/groups/opt_out.
