http://www.hentzen.com/index.php/products/industry/aerospace/

used on brakes that are exposed to Zytrol

On Wed, Aug 23, 2017 at 5:27 PM, Yu-Shan Han <[log in to unmask]>
wrote:

> Should be BMS 10-20.  Akzo Nobel has.
>
> Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows 10
>
> From: Dwight Mattix<mailto:[log in to unmask]>
> Sent: Wednesday, August 23, 2017 11:40 AM
> To: [log in to unmask]<mailto:[log in to unmask]>
> Subject: Re: [TN] Epoxy Paint
>
> FWIW, A&P buddy who maintains heavies for a cargo fleet replied to my
> query thusly,
>
> " The Boeing spec is a polyurethane, and it still holds up only just so
> long when exposed to skydrol. The epoxy primer is BMS10-11 but I don't
> recall off the top of my head the spec number for the topcoat. At work we
> use Akzo Nobel Eclipse but last I heard Boeing was using a PPG product for
> factory paint jobs."
>
>
>
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Tan Geok Ang
> Sent: Wednesday, August 23, 2017 8:51 AM
> To: [log in to unmask]
> Subject: Re: [TN] Epoxy Paint
>
> Using high resistance potting epoxy as paint epoxy?
>
> ________________________________
>
> From: Stadem, Richard D. <[log in to unmask]>
> Date: 23 August 2017 at 11:27:08 PM SGT
> To: [log in to unmask] <[log in to unmask]>
> Subject: Re: [TN] Epoxy Paint
>
> Be sure to consider the outgassing characteristics of whatever you use.
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Douglas Pauls
> Sent: Wednesday, August 23, 2017 9:58 AM
> To: [log in to unmask]
> Subject: Re: [TN] Epoxy Paint
>
> Interesting. No, I am not tied to an epoxy.  Will consider it. Thanks.
>
>
>
> Doug Pauls
> Principal Materials and Process Engineer Rockwell Collins
>
> On Wed, Aug 23, 2017 at 9:13 AM, McGlaughlin, Jeffrey A <
> [log in to unmask]> wrote:
>
> > Does it need to be epoxy or can you use a polyurethane? If you can go
> > to a polyurethane take a look at Imron(r). Properly applied the stuff
> > is bulletproof, even survives on hill climber frames.
> >
> > -----Original Message-----
> > From: TechNet [mailto:[log in to unmask]] On Behalf Of Douglas Pauls
> > Sent: Wednesday, August 23, 2017 9:16 AM
> > To: [log in to unmask]
> > Subject: Re: [TN] Epoxy Paint
> >
> > Message received from outside the Battelle network. Carefully examine
> > it before you open any links or attachments.
> >
> > Graham,
> > Those of us in the aerospace world have to live with two documents,
> > the FAA
> > DO-160 and an equivalent mil spec (either 883 or 810). Both have what
> > is called a fluid susceptibility test section.  Depending on the
> > customer, there is a wide range of fluids that the material must be
> resistant to.
> > Our avionics assemblies can be anywhere in the plane, cockpit,
> > avionics bay, luggage bay, under the toilets, in the wings, up in the
> > tail, outside the aircraft.  Can be anywhere.  For hydraulic fluid,
> > yes we are primarily concerned about drips and leaks from hydraulic
> > lines.  Some customers what the paints and coatings to be
> > "bulletproof" and know that if a material can stand up to hydraulic
> fluid, it will stand up to everything else.
> >
> >
> > Doug Pauls
> > Principal Materials and Process Engineer Rockwell Collins
> >
> > On Wed, Aug 23, 2017 at 5:44 AM, Graham Naisbitt <
> > [log in to unmask]> wrote:
> >
> > > Hi Doug
> > >
> > > I recall being asked the question regarding our (then) coatings and
> > > their ability to resist Skydrol.
> > >
> > > When I enquired why, I was informed that the electronic circuits
> > > were in the cockpit, and they were worried about the effects on them
> > > if Skydrol were to "leak" onto them.
> > >
> > > I had to ask why this would be important given that the pilot had
> > > already ejected to safety if that happened.
> > >
> > > I don't believe that anyone found a Skydrol resistant paint or
> > > coating
> > but
> > > can't Eastman help you?
> > >
> > > ATB - Graham
> > >
> > > > On 21 Aug 2017, at 22:06, Douglas Pauls <[log in to unmask]
> > com>
> > > wrote:
> > > >
> > > > Good afternoon all,
> > > >
> > > > Do any of you know a good epoxy-based paint that is resistant to
> > > Skydrol, a
> > > > nasty phosphate based hydraulic fluid?
> > > >
> > > > Doug Pauls
> > > > Principal Materials and Process Engineer Rockwell Collins
> > >
> > >
> >
>