Re: Adhesive formula (i know... been beaten to death)

From: Max Zaluska <flyezb_at_yahoo.com>
Date: Sun, 12 Apr 2009 04:50:28 -0000

Glue shouldn't be an issue.. where are you getting that killer balsa should be.

--- In Indoor_Construction_at_yahoogroups.com, "Bill Gowen" <b.gowen@...> wrote:
>
> Geez...
> I go to the hardware store, buy a tube of Duco, build models, models fly, models stay together, models win contests occasionally. Why does this have to be so hard?
>
> ----- Original Message -----
> From: Bruce McCrory
> To: Indoor_Construction_at_yahoogroups.com
> Sent: Saturday, April 11, 2009 10:16 PM
> Subject: [Indoor_Construction] Re: Adhesive formula (i know... been beaten to death)
>
>
>
>
>
> TCP is a standard plasticizer for Ambroid - 3 -4 drops per oz. I ordered a 12 pack (Ambroid) from Horizon and sold about half. My cost was $4.25 each. Unless you use it for outdoor, a couple 3.2 oz go forever. Sigment is supposed to be the same. Duco no longer acts the same.
>
> Here's what I did first (after not finding any in stores):
> 1. The official homebrew is 1 ping-pong ball (were celluloid) per 1 oz of acetone. I tracked down the official approved world champs brand at 3-star (quality only) who say the formula (colloid) is same as 1952, eg. cellulose nitrate. These balls are about $5 - $6 each.
>
> 1.5 Cheap chinese balls are vinyl, stick if you like white dusty stuff at the joint, and have a 3x glue joint face to work with. Pretty bad.
>
> 2. Celluloid trinkets are all over the place, in people's collections of pre-1955 memorabilia.
>
> 3. Order Ambroid if you are a purist and bum some Peck Polymers TCP from another flyer.
>
> Bruce
>
> --- In Indoor_Construction_at_yahoogroups.com, "polymicroboy" <polymicroboy@> wrote:
> >
> > But my interest is in an Ambroid/Duco formula that I used in the past that included TCP,DOP,TDP,LMNOP,AFL-CIO or something like that as placticizers that worked well enough for me.
> >
> > Archive searches haven't produced what I remember and hoping someone remembers something similar they might share the recipe.
> >
> > OR
> >
> > if you have something better...howaboutdat?
> >
> > Thanks
> > KP
> >
>
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>
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Received on Sat Apr 11 2009 - 21:51:25 CEST