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Release Spray for Superglue

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Ken Knowles

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Aug 8, 2014, 8:07:38 AM8/8/14
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I am winding some flat coils out of fine wire and need to hold the
windings in place as I go with beads of superglue.

Does anyone know of a spray or coating that I can use on the substrate
to prevent the finished coil from sticking to it?

I am looking for something simple and cheap for repeated use.

The coil is wound between two plates, so it is not practical to apply
tape, etc.

Ken Knowles

Shed_Fiddler

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Aug 8, 2014, 9:04:49 AM8/8/14
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Can the plates be made "non-stick"?

Superglue doesn't stick to many plastics.

Phil Hobbs

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Aug 8, 2014, 10:17:47 AM8/8/14
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Waxed paper.

Cheers

Phil Hobbs

--
Dr Philip C D Hobbs
Principal Consultant
ElectroOptical Innovations LLC
Optics, Electro-optics, Photonics, Analog Electronics

160 North State Road #203
Briarcliff Manor NY 10510

hobbs at electrooptical dot net
http://electrooptical.net

Tim Wescott

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Aug 8, 2014, 10:56:06 AM8/8/14
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On Fri, 08 Aug 2014 10:17:47 -0400, Phil Hobbs wrote:

> On 08/08/2014 09:04 AM, Shed_Fiddler wrote:
>> On 08-Aug-14 8:07 PM, Ken Knowles wrote:
>>>
>>> I am winding some flat coils out of fine wire and need to hold the
>>> windings in place as I go with beads of superglue.
>>>
>>> Does anyone know of a spray or coating that I can use on the substrate
>>> to prevent the finished coil from sticking to it?
>>>
>>> I am looking for something simple and cheap for repeated use.
>>>
>>> The coil is wound between two plates, so it is not practical to apply
>>> tape, etc.
>>>
>>> Ken Knowles
>>>
>>>
>>
>> Can the plates be made "non-stick"?
>>
>> Superglue doesn't stick to many plastics.
>
> Waxed paper.

Or teflon plates.

I build model airplanes on waxed paper with super glue. The glue does
stick lightly to the paper, but the paper can be pulled off of the
airframe easily enough.

--
Tim Wescott
Control system and signal processing consulting
www.wescottdesign.com

George Herold

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Aug 8, 2014, 11:06:39 AM8/8/14
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I'm a bit confused by what you want, and this probably won't help.
But they do make bondable magnet wire with an adhesive layer that's activated by heat or a solvent (alcohol.)

George H.
>
> Ken Knowles

Tom Miller

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Aug 8, 2014, 12:17:48 PM8/8/14
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"Tim Wescott" <t...@seemywebsite.please> wrote in message
news:KIGdnRhAReObeHnO...@giganews.com...
You might also try polyvinyl alcohol (PVA) spray. Hobby shops carry it as
well as ebay. It is the standard mold release agent everyone uses.


Tim Wescott

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Aug 8, 2014, 12:47:14 PM8/8/14
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I might, at that.

When I worked at Wescott's Auto Restyling maintaining molds, we did NOT
use PVA as a mold release -- it's great stuff as far as being quick,
reliable and easy, but it doesn't retain the shine the way that you can
with buffed, sealed and waxed gel-coat.

We did use PVA anywhere that we needed to apply polyester to an external
surface and have it cure completely -- polyester resin doesn't cure in
the presence of the humidity in the air, but it will cure under PVA.

--

Tim Wescott
Wescott Design Services
http://www.wescottdesign.com

Spehro Pefhany

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Aug 8, 2014, 2:53:47 PM8/8/14
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On Fri, 08 Aug 2014 22:07:38 +1000, Ken Knowles <kkno...@endor.com>
wrote:
Mold release spray is available from any industrial distributor.
Cheap.

Silicone lubricant spray should work too. Not sure how pure the stuff
at the auto parts stores is.

If you actually have to have the coil stick to something afterward,
try PTFE sheet.

Best regards,
--Spehro Pefhany

Martin Riddle

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Aug 8, 2014, 10:25:43 PM8/8/14
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On Fri, 08 Aug 2014 22:07:38 +1000, Ken Knowles <kkno...@endor.com>
wrote:

>
I use the sticky side of some polyester tape to keep layer windings in
place. Span the tape sticky side up across the bobbin, after the first
few turns the tape stays in place. And its not stuck to the bobbin
only to the windings. The excess on the ends can be folded over the
top of the windings. I do this on the turns on the ends so they don't
unravel when the next layer is wound on top.

Cheers

Ken Knowles

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Aug 9, 2014, 4:33:10 AM8/9/14
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Thanks for the hints. I will try waxed paper and work my way from
there.

Someone elsewhere suggested hair spray, which works similarly to PVA
release and is cheaper in small quantity. Supposed to wash off with
water.

Ken Knowles

Clifford Heath

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Aug 9, 2014, 5:35:51 AM8/9/14
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On 09/08/14 18:33, Ken Knowles wrote:
> Someone elsewhere suggested hair spray, which works similarly to PVA
> release and is cheaper in small quantity. Supposed to wash off with
> water.

Hair sprays are commonly PVA based.

Robert Baer

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Aug 9, 2014, 6:45:10 PM8/9/14
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Use Teflon(TM) tape for the substrate?

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