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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Looking for something that's solvent resistant. The last stuff I
tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. -- B.B. --I am not a goat! thegoat4 at airmail dot net |
#2
Posted to rec.crafts.metalworking
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tough paint/primer for wood
"B.B." u fired this
volley in news sjc.supernews.net: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. Try an epoxy appliance enamel. Once fully (*air*) cured, it's almost completely solvent resistant. LLoyd |
#3
Posted to rec.crafts.metalworking
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tough paint/primer for wood
In article ,
"Lloyd E. Sponenburgh" lloydspinsidemindspring.com wrote: "B.B." u fired this volley in news sjc.supernews.net: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. Try an epoxy appliance enamel. Once fully (*air*) cured, it's almost completely solvent resistant. LLoyd Thanks, I'll give it a shot. -- B.B. --I am not a goat! thegoat4 at airmail dot net |
#4
Posted to rec.crafts.metalworking
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tough paint/primer for wood
B.B. wrote:
Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. Order a small can of Plucid from POR15.com. Water clear in color. Takes 7 days to cure and lasts a lifetime. Near impervious to most solvents once cured. Good luck Jim Vrzal Holiday, Fl. |
#5
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Mawdeeb wrote:
Order a small can of Plucid from POR15.com. ... That's "Pelucid" (sp): http://www.por15.com/prodinfo.asp?grp=PEL&dept=6 "It's super clear, super glossy, and unbelievably tough!". It should be, for $15.50 per 1/2 pint (+S&H)! Or buy a gallon for $155 & save. Bob |
#6
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tough paint/primer for wood
On Oct 3, 9:50 am, "B.B."
u wrote: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. -- B.B. --I am not a goat! thegoat4 at airmail dot net How about some plain old fiberglass epoxy? Dave |
#7
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tough paint/primer for wood
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#8
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tough paint/primer for wood
On Thu, 04 Oct 2007 06:02:39 GMT, with neither quill nor qualm,
Mawdeeb quickly quoth: B.B. wrote: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. Order a small can of Plucid from POR15.com. Water clear in color. Takes 7 days to cure and lasts a lifetime. Near impervious to most solvents once cured. Jim, how does this Pelucid product differ from other polyurinestains? Oops, I meant "polyurethanes." At $42 a QUART... -- Men never do evil so completely and cheerfully as when they do it from religious conviction. - Blaise Pascal |
#9
Posted to rec.crafts.metalworking
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tough paint/primer for wood
"Ignoramus8571" wrote in message ... On 2007-10-04, wrote: On Oct 3, 9:50 am, "B.B." .ru wrote: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. How about some plain old fiberglass epoxy? It will weather not so nicely due to UV, but it is the toughest coating available. Adding UV inhibitor supposedly helps. I used it on some wood and it is great for protecting wood that is outside all the time. There is a tendency towards overkill in these threads. d8-) Two-part epoxy marine paints are probably the most readily available in small quantities, and they do a good job. Clear laminating epoxy resins would do OK if you don't leave the toolbox in the sun for long periods of time. Two-part polyurethane paint for brushing has a slight edge in resisting most chemicals, but not all. It's also expensive as hell, and you can get caught up in the different properties of polyester polyurethanes versus acrylic polyurethanes, which are slightly different in their chemical resistance. That's all overkill, anyway. Unless I was up for some research, I'd go to a big paint store and find some marine-grade two-part epoxy. It doesn't brush or cover very nicely. Depending on the instructions on the can, I've usually used two coats on boats, with just enough time between coats for the first to get rubbery but not hard. Time depends on the formulation. It's usually 6-12 hours or so, but it can be 24 hours. Don't let one coat get hard before you put on another or you'll get a lousy bond between layers. A nice thing about epoxy is that if your plywood is starting to delaminate and you really slop the paint into the loose edges it will restore them to better strength than they originally had. Thickness of the layer doesn't matter; it cures like epoxy glue, rather than drying. The same is true for the two-part polyurethane. If you want overkill, contact the manufacturers. There's a list at this site: http://www.paintcenter.org/rj/sep02d.cfm They may also suggest simpler, one-part paints that are made for chemical resistance. There are such but they're very product-specific. -- Ed Huntress |
#10
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Bob Engelhardt wrote:
Mawdeeb wrote: Order a small can of Plucid from POR15.com. ... That's "Pelucid" (sp): http://www.por15.com/prodinfo.asp?grp=PEL&dept=6 "It's super clear, super glossy, and unbelievably tough!". It should be, for $15.50 per 1/2 pint (+S&H)! Or buy a gallon for $155 & save. Bob I always seem to forget the "e". While it is pricey, I rarely need more than 8 ounces of the stuff and it is slightly heavyer than the consistancy of water which helps it to soak into wood nicely. Jim Vrzal Holiday, Fl. |
#11
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Larry Jaques wrote:
On Thu, 04 Oct 2007 06:02:39 GMT, with neither quill nor qualm, Mawdeeb quickly quoth: B.B. wrote: Looking for something that's solvent resistant. The last stuff I tried became pasty when diesel spilled on it. I don't care about color, as long as it's light. Prefer rattle-can if I can get it, brush otherwise. This is for a cover over the top of my toolbox. The last chunk of plywood started to come apart because the liquids began eating the glue out of it. Order a small can of Plucid from POR15.com. Water clear in color. Takes 7 days to cure and lasts a lifetime. Near impervious to most solvents once cured. Jim, how does this Pelucid product differ from other polyurinestains? Oops, I meant "polyurethanes." At $42 a QUART... -- Men never do evil so completely and cheerfully as when they do it from religious conviction. - Blaise Pascal Chemically, I don't have a clue. I use it on replacement wood on boat jobs. The backs of furniture and decking. Most expoxies will stick to the wood but breaks down over time due to flexing from thermal and physical vibration. This product soaks in nicely on wood because it is slightly heavyier than water. I pre-drill any holes before the first coat and I apply a second just to be sure I didn't miss a spot or edge. The hard part is waiting for the full cure. Everybody is in a hurry and boat owners are the worst. You tell them 10 days and they are bust my chops by the 4th. Most of the jobs I do are covered by the 8 ounce can and a little goes a long way. Down side is once you open the can your commited time wise. The stuff does not last on the shelf well. Only order what you need. It will hold a month or two tops after opening. And I wouldn't plan on keeping an un-opened can for more than six months. Hope this helps Jim Vrzal Holiday, Fl. |
#12
Posted to rec.crafts.metalworking
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tough paint/primer for wood
On Fri, 05 Oct 2007 10:16:24 GMT, with neither quill nor qualm,
Mawdeeb quickly quoth: Larry Jaques wrote: Jim, how does this Pelucid product differ from other polyurinestains? Oops, I meant "polyurethanes." At $42 a QUART... Chemically, I don't have a clue. I use it on replacement wood on boat jobs. The backs of furniture and decking. Most expoxies will stick to the wood but breaks down over time due to flexing from thermal and physical vibration. This product soaks in nicely on wood because it is slightly heavyier than water. I pre-drill any holes before the first coat and I apply a second just to be sure I didn't miss a spot or edge. So you pre-drill before you pre-coat the pre-sanded surfaces? (I wonder, who came up with that term, "pre-drill", anyway?) The hard part is waiting for the full cure. Everybody is in a hurry and boat owners are the worst. You tell them 10 days and they are bust my chops by the 4th. I get the same thing with concrete and woodwork finishes. You can spend twenty hours prepping but if you try to hurry a finish, it'll screw things up horribly and you'll have to spend even more time letting it cure before fixing it. then there's the open-air time to let it breathe out all the solvents so it doesn't reek in the house (or in your case, boat.) Most of the jobs I do are covered by the 8 ounce can and a little goes a long way. Down side is once you open the can your commited time wise. The stuff does not last on the shelf well. Only order what you need. It will hold a month or two tops after opening. And I wouldn't plan on keeping an un-opened can for more than six months. Ah, I was going to ask that question. I guy gallons of Waterlox and have to put an inert gas on top (Bloxygen or propane, whatever's handy at the time. I haven't tried argon from the TIG setup yet.) to keep it from skinning or jelling on me. I wonder if your opened-can shelf life would be extended, too, from following that procedure. --- Every moment is a golden one for him who has the vision to recognize it as such. -- Henry Miller |
#13
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Mawdeeb wrote:
... The stuff does not last on the shelf well. Only order what you need. It will hold a month or two tops after opening. And I wouldn't plan on keeping an un-opened can for more than six months. I bought some of the POR15 once. It has the same shelf life issue. With nothing to lose, I put an opened can in the refrigerator and it was usable 1 year later. Hardly a scientific study & YMMV, of course. Bob |
#14
Posted to rec.crafts.metalworking
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tough paint/primer for wood
Larry Jaques wrote:
... put an inert gas on top (Bloxygen or propane, ... How well does the propane work? Say, after a year? I tried CO2 a few times, but it didn't work. I consider it inert, but it does have a lot of "O". Bob |
#15
Posted to rec.crafts.metalworking
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tough paint/primer for wood
On Sat, 06 Oct 2007 08:50:00 -0400, with neither quill nor qualm, Bob
Engelhardt quickly quoth: Larry Jaques wrote: ... put an inert gas on top (Bloxygen or propane, ... How well does the propane work? Say, after a year? I tried CO2 a few times, but it didn't work. I consider it inert, but it does have a lot of "O". Propane works quite well so far, but I only started using it once my free can of Bloxygen was gone. I'm using Waterlox in quart wide-mouth canning jars and it doesn't skin at all with propane on top. I lost a couple inches the last time I didn't use it, where the finish turned to a gelatinous form. I wouldn't have even considered CO2 for the reason you mentioned, the double Os. -------------------------------------------- -- I'm in touch with my Inner Curmudgeon. -- ============================================ |
#16
Posted to rec.crafts.metalworking
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tough paint/primer for wood
In article ,
Larry Jaques wrote: On Sat, 06 Oct 2007 08:50:00 -0400, with neither quill nor qualm, Bob Engelhardt quickly quoth: Larry Jaques wrote: ... put an inert gas on top (Bloxygen or propane, ... How well does the propane work? Say, after a year? I tried CO2 a few times, but it didn't work. I consider it inert, but it does have a lot of "O". Propane works quite well so far, but I only started using it once my free can of Bloxygen was gone. I'm using Waterlox in quart wide-mouth canning jars and it doesn't skin at all with propane on top. I lost a couple inches the last time I didn't use it, where the finish turned to a gelatinous form. I wouldn't have even considered CO2 for the reason you mentioned, the double Os. The O2 in CO2 is harmless - the oxygen is otherwise occupied. The better issue is that some kinds of plastic resin use CO2 itself to cure. Like urethanes and some kinds of silicone rubber. Argon ought to work, as will nitrogen. Carbon dioxide may work. Cooling (as suggested in another post) will also help, and one can do both. I looked up the Bloxygen MSDS. It's nitrogen (60-100%), plus some carbon dioxide (0.0001 to 20%) and some argon (0.0001 to 20%). I bet it's all nitrogen, plus a varying amount of contaminant gases. Joe Gwinn |
#17
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tough paint/primer for wood
I bet it is Air that the oxygen has been extracted from.
Martin Martin H. Eastburn @ home at Lions' Lair with our computer lionslair at consolidated dot net TSRA, Life; NRA LOH & Patron Member, Golden Eagle, Patriot's Medal. NRA Second Amendment Task Force Charter Founder IHMSA and NRA Metallic Silhouette maker & member. http://lufkinced.com/ Joseph Gwinn wrote: In article , Larry Jaques wrote: On Sat, 06 Oct 2007 08:50:00 -0400, with neither quill nor qualm, Bob Engelhardt quickly quoth: Larry Jaques wrote: ... put an inert gas on top (Bloxygen or propane, ... How well does the propane work? Say, after a year? I tried CO2 a few times, but it didn't work. I consider it inert, but it does have a lot of "O". Propane works quite well so far, but I only started using it once my free can of Bloxygen was gone. I'm using Waterlox in quart wide-mouth canning jars and it doesn't skin at all with propane on top. I lost a couple inches the last time I didn't use it, where the finish turned to a gelatinous form. I wouldn't have even considered CO2 for the reason you mentioned, the double Os. The O2 in CO2 is harmless - the oxygen is otherwise occupied. The better issue is that some kinds of plastic resin use CO2 itself to cure. Like urethanes and some kinds of silicone rubber. Argon ought to work, as will nitrogen. Carbon dioxide may work. Cooling (as suggested in another post) will also help, and one can do both. I looked up the Bloxygen MSDS. It's nitrogen (60-100%), plus some carbon dioxide (0.0001 to 20%) and some argon (0.0001 to 20%). I bet it's all nitrogen, plus a varying amount of contaminant gases. Joe Gwinn ----== Posted via Newsfeeds.Com - Unlimited-Unrestricted-Secure Usenet News==---- http://www.newsfeeds.com The #1 Newsgroup Service in the World! 120,000+ Newsgroups ----= East and West-Coast Server Farms - Total Privacy via Encryption =---- |
#18
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tough paint/primer for wood
On Fri, 05 Oct 2007 10:16:24 GMT, Mawdeeb wrote:
Larry Jaques wrote: On Thu, 04 Oct 2007 06:02:39 GMT, with neither quill nor qualm, Mawdeeb quickly quoth: Most of the jobs I do are covered by the 8 ounce can and a little goes a long way. Down side is once you open the can your commited time wise. The stuff does not last on the shelf well. Only order what you need. It will hold a month or two tops after opening. And I wouldn't plan on keeping an un-opened can for more than six months. Hope this helps Jim Vrzal Holiday, Fl. Flush and backfill the can with argon from the TIG. I've had expensive automotive urethane clearcoats that "shelf out" in 7 days once opened be still good after more than 5 years in argon. I think the POR stuff cures by exposure to moisture. Welding argon is inert and extremely dry. |
#19
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tough paint/primer for wood
Don Foreman wrote:
On Fri, 05 Oct 2007 10:16:24 GMT, Mawdeeb wrote: Larry Jaques wrote: On Thu, 04 Oct 2007 06:02:39 GMT, with neither quill nor qualm, Mawdeeb quickly quoth: Most of the jobs I do are covered by the 8 ounce can and a little goes a long way. Down side is once you open the can your commited time wise. The stuff does not last on the shelf well. Only order what you need. It will hold a month or two tops after opening. And I wouldn't plan on keeping an un-opened can for more than six months. Hope this helps Jim Vrzal Holiday, Fl. Flush and backfill the can with argon from the TIG. I've had expensive automotive urethane clearcoats that "shelf out" in 7 days once opened be still good after more than 5 years in argon. I think the POR stuff cures by exposure to moisture. Welding argon is inert and extremely dry. Golly, you guys would complicate getting laid to the point that nobody would try... A piece of plastic sheet cut an inch or so larger diameter than the can. Lay it on top of the paint. It seals to the sides all by itself. |
#20
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tough paint/primer for wood
In article ,
"Martin H. Eastburn" wrote: I bet it [Bloxygen] is Air that the oxygen has been extracted from. That's my take as well. Joe Gwinn Martin Martin H. Eastburn @ home at Lions' Lair with our computer lionslair at consolidated dot net TSRA, Life; NRA LOH & Patron Member, Golden Eagle, Patriot's Medal. NRA Second Amendment Task Force Charter Founder IHMSA and NRA Metallic Silhouette maker & member. http://lufkinced.com/ Joseph Gwinn wrote: In article , Larry Jaques wrote: On Sat, 06 Oct 2007 08:50:00 -0400, with neither quill nor qualm, Bob Engelhardt quickly quoth: Larry Jaques wrote: ... put an inert gas on top (Bloxygen or propane, ... How well does the propane work? Say, after a year? I tried CO2 a few times, but it didn't work. I consider it inert, but it does have a lot of "O". Propane works quite well so far, but I only started using it once my free can of Bloxygen was gone. I'm using Waterlox in quart wide-mouth canning jars and it doesn't skin at all with propane on top. I lost a couple inches the last time I didn't use it, where the finish turned to a gelatinous form. I wouldn't have even considered CO2 for the reason you mentioned, the double Os. The O2 in CO2 is harmless - the oxygen is otherwise occupied. The better issue is that some kinds of plastic resin use CO2 itself to cure. Like urethanes and some kinds of silicone rubber. Argon ought to work, as will nitrogen. Carbon dioxide may work. Cooling (as suggested in another post) will also help, and one can do both. I looked up the Bloxygen MSDS. It's nitrogen (60-100%), plus some carbon dioxide (0.0001 to 20%) and some argon (0.0001 to 20%). I bet it's all nitrogen, plus a varying amount of contaminant gases. Joe Gwinn ----== Posted via Newsfeeds.Com - Unlimited-Unrestricted-Secure Usenet News==---- http://www.newsfeeds.com The #1 Newsgroup Service in the World! 120,000+ Newsgroups ----= East and West-Coast Server Farms - Total Privacy via Encryption =---- |
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