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| From: | "Marvin Dickens (mpdickens AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com> |
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| Date: | Thu, 16 Feb 2017 13:21:14 -0500 |
| Subject: | Re: [geda-user] [Offtopic] Application of silicone based conformal coatings? |
| Message-Id: | <05E5E739-0691-43B6-B9F1-D63BA38B80DD@gmail.com> |
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--Apple-Mail-FBFD3017-8A5B-43C3-B3A1-18B410955042 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable We use something like this that filters the air as it is used: http://www.tcpglobal.com/TCP-AF8040.html?gclid=3DCNHJ7r-dldICFYS1wAodMrANcQ Regards, Marvin Dickens This email was composed on and sent from my mobile device. Please excuse my b= revity. > On Feb 16, 2017, at 11:14 AM, Peter Clifton (petercjclifton AT googlemail DOT com= ) [via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote: >=20 > Cool. >=20 > When you say "dry", do you mean it has to be run through a dessicant pack?= Refrigeration dehumidifier? Simple swirl water trap? >=20 > Wondering if I'll get by with air direct from the hydrovane compressor (or= the very noisy - deafening oilless SIP unit I have. >=20 > Peter >=20 >> On 16 Feb 2017 16:05, "Marvin Dickens (mpdickens AT gmail DOT com) [via geda-use= r AT delorie DOT com]" <geda-user AT delorie DOT com> wrote: >> A cheap airbrush with adjustable nozzle works in a tight - They key is >> dry air and stable air flow. >> This is how we do it with our prototypes... >>=20 >>=20 >> Regards >>=20 >> Marvin >>=20 >> 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 suppl= ier 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 n= ot >> > flow as much as I'd hoped when simply dispensed by syringe onto the boa= rd. >> > >> > Brushing leaves ugly brush strokes. >> > >> > I think I may need some kind of spray setup. Does any one know how this= is >> > done "properly", or have any experience DIYing such a setup? >> > >> > The place I bought the coating also sell spay dispensing valves (modera= tely >> > expensive), controllers for them and xyz dispensing gantry robots (spen= dy >> > items). >> > >> > Possibly looking to rig something simple up to approximate =C2=A3expens= ive setup. >> > >> > Any thoughts? >> > >> > Kind regards, >> > >> > Peter Clifton >>=20 --Apple-Mail-FBFD3017-8A5B-43C3-B3A1-18B410955042 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D= utf-8"></head><body dir=3D"auto"><div>We use something like this that filter= s the air as it is used:</div><div id=3D"AppleMailSignature"><a href=3D"http= ://www.tcpglobal.com/TCP-AF8040.html?gclid=3DCNHJ7r-dldICFYS1wAodMrANcQ">htt= p://www.tcpglobal.com/TCP-AF8040.html?gclid=3DCNHJ7r-dldICFYS1wAodMrANcQ</a>= </div><div id=3D"AppleMailSignature"><br><br><div>Regards,</div><div><br></d= iv><div><br></div><div><br></div><div>Marvin Dickens</div><div><br></div>Thi= s email was composed on and sent from my mobile device. Please excuse my bre= vity.</div><div><br>On Feb 16, 2017, at 11:14 AM, Peter Clifton (<a href=3D"= mailto:petercjclifton AT googlemail DOT com">petercjclifton AT googlemail DOT com</a>) [vi= a <a href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delorie DOT com</a>] <<a= href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delorie DOT com</a>> wrote:<= br><br></div><blockquote type=3D"cite"><div><div dir=3D"auto">Cool.<div dir=3D= "auto"><br></div><div dir=3D"auto">When you say "dry", do you mean it has to= be run through a dessicant pack? Refrigeration dehumidifier? Simple swirl w= ater trap?</div><div dir=3D"auto"><br></div><div dir=3D"auto">Wondering if I= 'll get by with air direct from the hydrovane compressor (or the very noisy -= deafening oilless SIP unit I have.</div><div dir=3D"auto"><br></div><div di= r=3D"auto">Peter</div></div><div class=3D"gmail_extra"><br><div class=3D"gma= il_quote">On 16 Feb 2017 16:05, "Marvin Dickens (<a href=3D"mailto:mpdickens= @gmail.com">mpdickens AT gmail DOT com</a>) [via <a href=3D"mailto:geda-user AT delori= e.com">geda-user AT delorie DOT com</a>]" <<a href=3D"mailto:geda-user AT delorie DOT c= om">geda-user AT delorie DOT com</a>> wrote:<br type=3D"attribution"><blockquote= class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid= ;padding-left:1ex">A cheap airbrush with adjustable nozzle works in a tight -= They key is<br> dry air and stable air flow.<br> This is how we do it with our prototypes...<br> <br> <br> Regards<br> <br> Marvin<br> <br> On Thu, Feb 16, 2017 at 4:38 AM, Peter Clifton<br> (<a href=3D"mailto:petercjclifton AT googlemail DOT com">petercjclifton AT googlemail.= com</a><wbr>) [via <a href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delori= e.com</a>]<br> <<a href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delorie DOT com</a>> w= rote:<br> > Hi all,<br> ><br> > I bought some Dow Corning silicone based conformal coating from a suppl= ier I<br> > use for solder paste syringe tips etc... this was repackaged into= 50ml<br> > syringes by them.<br> ><br> > Turns out I've no idea how to apply it. I have an air dispensing setup<= br> > (Fisnar), but the material is more viscous than I anticipated and does n= ot<br> > flow as much as I'd hoped when simply dispensed by syringe onto the boa= rd.<br> ><br> > Brushing leaves ugly brush strokes.<br> ><br> > I think I may need some kind of spray setup. Does any one know how this= is<br> > done "properly", or have any experience DIYing such a setup?<br> ><br> > The place I bought the coating also sell spay dispensing valves (modera= tely<br> > expensive), controllers for them and xyz dispensing gantry robots (spen= dy<br> > items).<br> ><br> > Possibly looking to rig something simple up to approximate =C2=A3expens= ive setup.<br> ><br> > Any thoughts?<br> ><br> > Kind regards,<br> ><br> > Peter Clifton<br> <br> </blockquote></div></div> </div></blockquote></body></html>= --Apple-Mail-FBFD3017-8A5B-43C3-B3A1-18B410955042--
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