Re: [RCSE] Yellow Glue

2002-07-31 Thread Andrew E. Mileski
Bill Rakozy wrote: Is Titebond that much (lighter) and (stronger) than CA? The only glue I use is CA type and West System epoxy, but love wooden nostalgia type airplanes. Your thoughts please? I use yellow carpenter's glue because: 1) It isn't toxic (look ma! no fumes!) 2) I can

Re: [RCSE] Yellow Glue

2002-07-31 Thread Mark Miller
I use CA only where I need to. I am a fan of yellow glue or my favorite, UHU Hart. CA will wick in more that you think and you basically use more than you really need to. Balsa is very porous stuff. That adds weight and cost. Yellow glue is cheaper to use and much easier to get off your fingers.

Re: [RCSE] adhesion and adhesives: long and boring: part II

2002-07-31 Thread Bill Johns
At 04:21 PM 7/31/2002 -0400, Mark Holm wrote: Hi Bill, Great discussion of gluing from someome who obviously was paying attention in Surface Chemistry class. I teach the Surface Chemistry class.;-) I have one little quibble / bit of advice from someone who used to take apart PVC for a

Re: [RCSE] Yellow Glue

2002-07-31 Thread Andrew E. Mileski
Bill Swingle wrote: 30 minute epoxy for EVERYTHING?? Egad, I use 5 minute for everything. Plus, in late spring and early fall, I'll usually err on the side of too much hardener just to make it go faster. But, in the winter, I hit it with the heat gun. In the summer, I have to move quite

RE: [RCSE] Tack then Yellow?

2002-07-31 Thread Bill Johns
At 05:47 PM 7/31/2002 -0700, Bill Swingle wrote: Tack the wood structure together with the CA then hit it with Yellow glue. Dumb question: Doesn't the Yellow glue need to be inside the joint? Which will be difficult to achieve after the initial tack? Good point. I tend to use an

Re: [RCSE] Yellow Glue

2002-07-31 Thread Bill Johns
At 08:47 PM 7/31/2002 -0400, Andrew E. Mileski wrote: Bill Swingle wrote: 30 minute epoxy for EVERYTHING?? Egad, I use 5 minute for everything. Plus, in late spring and early fall, I'll usually err on the side of too much hardener just to make it go faster. AAGGGH Some days I could

Re: CORRECTION: [RCSE] Airfoil for HLG?

2002-07-31 Thread Chris Adams
Put an Ag16 on it ands it will be very competitive. Chris Adams - Original Message - From: Ryan Flowers [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Wednesday, July 31, 2002 10:24 AM Subject: CORRECTION: [RCSE] Airfoil for HLG? It did NOT come stock w/ a SD7084... my bad. Airfoil

RE: [RCSE] Tack then Yellow?

2002-07-31 Thread Bill Swingle
Tack the wood structure together with the CA then hit it with Yellow glue. Dumb question: Doesn't the Yellow glue need to be inside the joint? Which will be difficult to achieve after the initial tack? Almost clueless chem dude, Bill Swingle Janesville, CA [EMAIL PROTECTED] RCSE-List

Re: [RCSE] adhesion and adhesives: Spar Construction

2002-07-31 Thread Jeb Bushell
Another great post. Many thanks, but may I look the gift horse in the mouth? I have built several carbon/balsa spars and have yet to find the perfect glue and procedure to join end-grain 4lb balsa to pre-cured carbon strip. Laminating epoxy (MGS) soaks into the balsa too much and the

RE: [RCSE] Yellow Glue

2002-07-31 Thread Bill Swingle
30 minute epoxy for EVERYTHING?? Egad, I use 5 minute for everything. Plus, in late spring and early fall, I'll usually err on the side of too much hardener just to make it go faster. But, in the winter, I hit it with the heat gun. In the summer, I have to move quite spiritedly so I don't build

Re: [RCSE] adhesion and adhesives: Spar Construction

2002-07-31 Thread tony estep
--- Jeb Bushell [EMAIL PROTECTED] wrote: I have built several carbon/balsa spars and have yet to find the perfect glue and procedure to join end-grain 4lb balsa to pre-cured carbon strip. So far the best I've found is the suggestion of Warren Man-Son Hing to use slow epoxy thickened with

Re: [RCSE] adhesion and adhesives: Spar Construction

2002-07-31 Thread Bill Johns
At 06:14 PM 7/31/2002 -0700, Jeb Bushell wrote: Another great post. Many thanks, but may I look the gift horse in the mouth? Of course, be aware that this horse might bite. I have built several carbon/balsa spars and have yet to find the perfect glue and procedure to join end-grain 4lb balsa

RE: [RCSE] adhesion and adhesives: Spar Construction

2002-07-31 Thread Aneil
Do a search under plexus a two part Methalacraliate??? Glue designed for composites. Love the Stuff. You can get it in varying grades and cure rates. I have never herd of anybody using the stuff in Rc Soaring, don't know why. Will never use Five minute again or any other expoxy to glue cured

Re: [RCSE] adhesion and adhesives: long and boring

2002-07-31 Thread Mark Holm
Don Stackhouse wrote: According to the manufacturers of epoxy (specifically the tech support folks at Hexcel), the toxic chemicals in most epoxies will go right through latex. They emphatically told me you should NOT use latex gloves when working with epoxy, that you should use vinyl,

[RCSE] plexus

2002-07-31 Thread Bill Johns
At 01:54 PM 8/1/2002 +1200, Aneil wrote: Do a search under plexus a two part Methalacraliate??? Glue designed for composites. A google search on plexus yields something to do with a communications company. The advanced google search using acrylate as one of the must be there key words

[RCSE] Naugahide

2002-07-31 Thread Harley Michaelis
All this talk about various adhesives and materials has prompted me to chip in. There was a time when real nauga hides were used. It was extremely durable with no adverse effect on humans. It was soft and pliable, had a nice scent and felt warm like leather. It's popularity skyrocketed and the