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| From: | "John Luciani (jluciani AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com> |
| Date: | Thu, 16 Feb 2017 09:42:06 -0500 |
| Message-ID: | <CA+qhd=_gQMxj_QgT7oySOBq6xfRwSD7SyEoayY-oHHOXsj4FVA@mail.gmail.com> |
| Subject: | Re: [geda-user] [Offtopic] Application of silicone based conformal coatings? |
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--f403045fc11e1eca280548a6cdc9 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Can you heat the syringe? Either pre-heat or with a wrap-around heating strip? (* jcl *) On Thu, Feb 16, 2017 at 4:38 AM, Peter Clifton ( petercjclifton AT googlemail DOT com) [via geda-user AT delorie DOT com] < geda-user AT delorie DOT com> wrote: > Hi all, > > I bought some Dow Corning silicone based conformal coating from a supplie= r > I use for solder paste syringe tips etc... this was repackaged into 50ml > syringes by them. > > Turns out I've no idea how to apply it. I have an air dispensing setup > (Fisnar), but the material is more viscous than I anticipated and does no= t > flow as much as I'd hoped when simply dispensed by syringe onto the board= . > > Brushing leaves ugly brush strokes. > > I think I may need some kind of spray setup. Does any one know how this i= s > done "properly", or have any experience DIYing such a setup? > > The place I bought the coating also sell spay dispensing valves > (moderately expensive), controllers for them and xyz dispensing gantry > robots (spendy items). > > Possibly looking to rig something simple up to approximate =C2=A3expensiv= e > setup. > > Any thoughts? > > Kind regards, > > Peter Clifton > --=20 http://www.wiblocks.com --f403045fc11e1eca280548a6cdc9 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>Can you heat the syringe? Either pre-heat or with a w= rap-around <br></div><div>heating strip?<br></div><div><br></div>(* jcl *)<= br></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Thu, = Feb 16, 2017 at 4:38 AM, Peter Clifton (<a href=3D"mailto:petercjclifton AT go= oglemail.com">petercjclifton AT googlemail DOT com</a>) [via <a href=3D"mailto:ged= a-user AT delorie DOT com">geda-user AT delorie DOT com</a>] <span dir=3D"ltr"><<a hre= f=3D"mailto:geda-user AT delorie DOT com" target=3D"_blank">geda-user AT delorie DOT com<= /a>></span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:= 0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D"auto">= =C2=A0Hi all,<div dir=3D"auto"><br></div><div dir=3D"auto">I bought some Do= w Corning silicone based conformal coating from a supplier I use for solder= paste syringe tips etc... =C2=A0this was repackaged into 50ml syringes by = them.</div><div dir=3D"auto"><br></div><div dir=3D"auto">Turns out I've= no idea how to apply it. I have an air dispensing setup (Fisnar), but the = material is more viscous than I anticipated and does not flow as much as I&= #39;d hoped when simply dispensed by syringe onto the board.</div><div dir= =3D"auto"><br></div><div dir=3D"auto">Brushing leaves ugly brush strokes.</= div><div dir=3D"auto"><br></div><div dir=3D"auto">I think I may need some k= ind of spray setup. Does any one know how this is done "properly"= , or have any experience DIYing such a setup?</div><div dir=3D"auto"><br></= div><div dir=3D"auto">The place I bought the coating also sell spay dispens= ing valves (moderately expensive), controllers for them and xyz dispensing = gantry robots (spendy items).</div><div dir=3D"auto"><br></div><div dir=3D"= auto">Possibly looking to rig something simple up to approximate =C2=A3expe= nsive setup.</div><div dir=3D"auto"><br></div><div dir=3D"auto">Any thought= s?</div><div dir=3D"auto"><br></div><div dir=3D"auto">Kind regards,</div><d= iv dir=3D"auto"><br></div><div dir=3D"auto">Peter Clifton</div></div> </blockquote></div><br><br clear=3D"all"><br>-- <br><div class=3D"gmail_sig= nature" data-smartmail=3D"gmail_signature"><a href=3D"http://www.wiblocks.c= om" target=3D"_blank">http://www.wiblocks.com</a> =C2=A0</div> </div> --f403045fc11e1eca280548a6cdc9--
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