On 12/10/2015 10:43 AM, Mark wrote: > On 12/10/2015 10:19 AM, Gene Heskett wrote: >> On Thursday 10 December 2015 06:42:26 Mark wrote: >> >>> On 12/09/2015 03:51 PM, Gene Heskett wrote: >>> >>> <snippage> >>> >>>> Touring Home Depot the other day, I stumbled over a 6" wide roll of >>>> 220 grit sandpaper, except it said "lasts 15x longer". Grey, >>>> translucent plastic backing I had to cut with a box knife to get s >>>> 2x6 sheet off the end of the roll. A week later its made tons of >>>> sanding dust, and its still cutting pretty good. And I can't clog >>>> it regardless, not even with ebony, which is a death sentence for >>>> normal sandpaper. Amazing stuff. I still cannot cut that plastic >>>> without sissors(sp?) or a sharp knife. Wrinkle it? It flattens right >>>> back out and goes right back to work. >>>> >>>> Cheers, Gene Heskett >>> Gene, >>> >>> Got a brand and name of that sandpaper? I've been using the 3M Gold >>> paper for years, but I'm always on the lookout for better sand paper. >>> Bamboo clogs up sand paper pretty good too. Does it come in finer >>> grits than 220? >>> >>> Mark >> This too is a 3M product, marked P220 in a burgundy ink on the back side >> of the grey plastic film in reversed letters about 3/8" high so you read >> it from its cutting face.. And in characters about 1/8" high between >> repeats of that, >> >> LASTS 15X LONGER LN3 +3 safety symbols in 1/4" circles >> FOLD. ROLL. SHAPE. one for ear muffs,glasses,respirator >> >> On a cardboard core, 4.5" wide, wound diameter 2.5", medium grey color, a >> bit lighter than a Kodak 18% card, overall. It was the only roll on the >> shelf so I've no clue what other grits it might be available in. Fairly >> thin, I'd guess and it doesn't say, that there's 10 feet of it on the >> roll. I don't keep receipts but ISTR it was about a tenner for the >> roll. >> >> Has a piece of pale chartrues masking 3/4" tape 2" long binding the end >> of the roll, but I expect that would be any color 3M has a surplus of. >> And that describes everything I can see with the roll on the tray beside >> my keyboard. I do not now recall if it had a protective overwrap when >> it was sitting on the shelf. Probably because it would have had a UPC >> barcode on the wrapper. >> >> Like you, I would break hands putting the money in them if I could find >> it in finer grades. 600 would the cats meow, and 1200 would make this >> junk mahogany I'm playing with into wood porn. The way this stuff cuts, >> I'd guess you could go from a 150 on the RO sander, to this stuff on a >> small black of flat wood, skip the 320 & go to 600, then 1200 for a >> mirror finish. >> >> I always air hose the surface to dislodge the dust from the wood pores, >> then try to wipe on enough finish to fill the pores. Done right, it >> rolls in the light like a hunk of tiger eye, my favorite stone for a >> bolo style necktie. >> >> This time starting with a coat of teak oil, kept wet for about 20-25 >> minutes (can says 30 but its too hard to wipe at 30 minutes) then wiped >> dry with a couple big gobs of Scots paper towels, leaves a dull but >> quite penetrating & surface hardening foundation for a glossy wipeon, >> give that a day to cure, then start wiping on minwax gloss polyurethane, >> about a coat a day with a light rub of 0000 steel wool for traction for >> the next coat, 2 coats sometimes but that makes a long day for me. Done >> right, just the lid takes about 10 days, 5 on each face. I may even try >> laying on the last coat with an air brush. >> >> I made a kitchen table top for a junk "Bakers Rack" that came with a >> veneered and warped hunk of OSB for a top, out of sweet gum 15+ years >> ago, and it still looks good, air brushed it all the way. Laid it flat >> so I could get it wet but no runs. As a learning experience it was good >> but tedious as I was doing it on the open but roofed back porch & had to >> clean the dust nibs off before re-coating it again the next day. Now I >> have a heated & AC'd garage that didn't exist then. And fewer dust >> nibs as I have a 20" box fan with a hepa filter to keep the air in there >> fairly clean, gets turned off long enough to change the filter when I >> can't see a light thru it, running for about 5 years now, pretty good >> for a $20 box fan IMO. It actually blows toward the table saw top, >> which is also used for a work table by tossing a sheet of tool box >> drawer liner rubber about 1/8" thick down on it. >> >> Cheers Mark, Gene Heskett > Thanks Gene, much appreciated. Bamboo is nasty stuff to sand, just like > your oily exotics. Gums up the paper something fierce. The 3M Gold is > actually pretty good paper, but if this stuff lasts longer, it's well > worth it. > > Mark > I wonder what the flooring and cutting board makers use to sand bamboo?
It has become a lot more popular. Dave ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
