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Michael Horowitz
September 27th 05, 11:09 PM
As part of my welding practice, I'm going to build a small control
surface "look-alike" ( I have access to Tcraft blueprints so what I
build will look vaguely like a real part) . I'd like to take the
opportunity to learn a bit about covering, but don't want to spend
money on Ceconite if it's REALLY just Dacron.

Dacron out of a fabric shop is already shrunk.

Can someone suggest a source for unshrunk Dacron?

I guess I could find who makes it and order a few yards, but if
someone has already gone down this path.... - Mike

Ed Sullivan
September 27th 05, 11:22 PM
On Tue, 27 Sep 2005 18:09:57 -0400, Michael Horowitz
> wrote:

>
>Can someone suggest a source for unshrunk Dacron?
>
>I guess I could find who makes it and order a few yards, but if
>someone has already gone down this path.... - Mike

I Think Aircraft Spruce still sells uncertified dacron at a cheaper
price than the stamped stuff.

Don Lewis n FTW
September 27th 05, 11:51 PM
"Michael Horowitz" > wrote in message ...
> As part of my welding practice, I'm going to build a small control
> surface "look-alike" ( I have access to Tcraft blueprints so what I
> build will look vaguely like a real part) . I'd like to take the
> opportunity to learn a bit about covering, but don't want to spend
> money on Ceconite if it's REALLY just Dacron.
>
> Dacron out of a fabric shop is already shrunk.
>
> Can someone suggest a source for unshrunk Dacron?
>
> I guess I could find who makes it and order a few yards, but if
> someone has already gone down this path.... - Mike



a google search for "uncertified dacron" turned up the following at
http://www.first-to-fly.com/Adventure/Workshop/materials.htm with this info.......
"If you want durability, cover the glider with a lightweight Dacron. This synthetic material is tough as nails and can be easily
washed. Get the uncertified stuff, certified aircraft Dacron had black stamps all over it. You can purchase 1.6 ounce uncertified
aircraft Dacron from Jim and Dondi Miller at:

Aircraft Technical Support
9220 Burgett Road
Orient, OH 43146
(614) 877-3334

Whatever fabric you choose, you'll need about 55 yards for a 1902 Wright glider."

The page shows to be last updated JAN 04..................

Might be worth a try............

September 28th 05, 01:56 AM
Wicks lists 1.7 oz "peel ply" for about $.75 per yard less than 1.8 oz
noncertified dacron...............

http://www.wicksaircraft.com/catalog/product_cat.php/subid=1800/index.html
=============
Leon McAtee

Ernest Christley
September 29th 05, 03:06 AM
Don Lewis n FTW wrote:
> "Michael Horowitz" > wrote in message ...
>
>>As part of my welding practice, I'm going to build a small control
>>surface "look-alike" ( I have access to Tcraft blueprints so what I
>>build will look vaguely like a real part) . I'd like to take the
>>opportunity to learn a bit about covering, but don't want to spend
>>money on Ceconite if it's REALLY just Dacron.
>>
>>Dacron out of a fabric shop is already shrunk.
>>
>>Can someone suggest a source for unshrunk Dacron?
>>
>>I guess I could find who makes it and order a few yards, but if
>>someone has already gone down this path.... - Mike
>
>

If you go with an uncertified Dacron, would it be prudent to stick with
the Ceconite or Polyfiber glues, or will the substitutes work for that
as well? A.Spruce has a glue in their catalogue that is described as
water based and non toxic. Having worked with the MEK based stuff while
helping a friend, that sound very appealing.

--
This is by far the hardest lesson about freedom. It goes against
instinct, and morality, to just sit back and watch people make
mistakes. We want to help them, which means control them and their
decisions, but in doing so we actually hurt them (and ourselves)."

guynoir
September 29th 05, 05:12 AM
Try PVC pipe cement.

>
> If you go with an uncertified Dacron, would it be prudent to stick with
> the Ceconite or Polyfiber glues, or will the substitutes work for that
> as well? A.Spruce has a glue in their catalogue that is described as
> water based and non toxic. Having worked with the MEK based stuff while
> helping a friend, that sound very appealing.
>


--
John Kimmel


"To announce that there must be no criticism of the President,
or that we are to stand by the President, right or wrong, is
not only unpatriotic and servile, but is morally treasonable
to the American public."

Theodore Roosevelt

Dean A. Scott
September 29th 05, 05:33 AM
guynoir wrote:
> Try PVC pipe cement.

That's a new one for me. Does this stuff "weld/melt" Polyesther the
same way it does Polyvinyl Chloride?

Does it come uncolored? If so, where? Local hardwares carry the
purple stuff, which would look rather ugly, especially if doing a
sail repair/patch.

I dislike Polytak as it discolors to yellow/brown over time and
tends to not hold patches well, even with copious amounts (diluted
50% with acetone) saturating the patch and repair area.



Dean A. Scott

guynoir
September 29th 05, 08:55 AM
I don't know, I've never tried it myself. I read about it either in RAH
or on some other group, like fly5k. I wouldn't be surprised if polytac
WAS pvc pipe cement. I suggested it because the OP said he was using it
for a non-flying bench welding project. It is very cheap and it would
be very easy to find out if it works well enough for a non-flying project.

Dean A. Scott wrote:

> guynoir wrote:
>
>> Try PVC pipe cement.
>
>
> That's a new one for me. Does this stuff "weld/melt" Polyesther the
> same way it does Polyvinyl Chloride?
>
> Does it come uncolored? If so, where? Local hardwares carry the
> purple stuff, which would look rather ugly, especially if doing a
> sail repair/patch.
>
> I dislike Polytak as it discolors to yellow/brown over time and
> tends to not hold patches well, even with copious amounts (diluted
> 50% with acetone) saturating the patch and repair area.
>
>
>
> Dean A. Scott


--
John Kimmel


I think it will be quiet around here now. So long.

Michael Horowitz
September 29th 05, 10:46 PM
guynoir > wrote:

>I don't know, I've never tried it myself. I read about it either in RAH
>or on some other group, like fly5k. I wouldn't be surprised if polytac
>WAS pvc pipe cement. I suggested it because the OP said he was using it
>for a non-flying bench welding project. It is very cheap and it would
>be very easy to find out if it works well enough for a non-flying project.
>
>Dean A. Scott wrote:
>

I believe the dope itself acts as an adhesive - Mike

Smitty Two
September 30th 05, 02:34 AM
In article <1127968532.80a77c3a44f877cc2343ed0688df9af6@terane ws>,
"Dean A. Scott" > wrote:

> guynoir wrote:
> > Try PVC pipe cement.
>
> That's a new one for me. Does this stuff "weld/melt" Polyesther the
> same way it does Polyvinyl Chloride?
>
> Does it come uncolored? If so, where? Local hardwares carry the
> purple stuff, which would look rather ugly, especially if doing a
> sail repair/patch.
>


Around here, the purple stuff is the primer, and the cement itself is
clear.

Morgans
September 30th 05, 05:57 AM
"Smitty Two" > wrote

> Around here, the purple stuff is the primer, and the cement itself is
> clear.

Go to bigger supply houses, and you will find clear. Many times, the purple
stuff is multi purpose.
--
Jim in NC

Dean A. Scott
October 1st 05, 06:52 AM
>> Does this stuff "weld/melt" Polyesther the same way it does Polyvinyl Chloride?

Roger on the clear stuff. What about the question above?

Thanks.



Dean A. Scott, mfa
---------------------------------------
School of Visual Art and Design
southern adventist university
---------------------------------------
http://www.southern.edu/~dascott

Robert Schieck
October 1st 05, 03:19 PM
Ernest Christley wrote:

<snip>

> If you go with an uncertified Dacron, would it be prudent to stick with
> the Ceconite or Polyfiber glues, or will the substitutes work for that
> as well? A.Spruce has a glue in their catalogue that is described as
> water based and non toxic. Having worked with the MEK based stuff while
> helping a friend, that sound very appealing.
>

Some of the ULs mfgs have been using 3M latex bond for putting on the
fabric. I used it in my finished basement in the middle of winter and
you wouldn't know you even had it in the house. The big claim to fame of
this glue is that you aren't suppose to have to rib stitch the fabric to
the ribs (I did).

hth

Rob

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