X-Virus-Scanned: clean according to Sophos on Logan.com From: "Todd Bartrim" Received: from mail-qt0-f171.google.com ([209.85.216.171] verified) by logan.com (CommuniGate Pro SMTP 6.2c3) with ESMTPS id 9828740 for flyrotary@lancaironline.net; Thu, 15 Jun 2017 17:45:39 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.216.171; envelope-from=bartrim@gmail.com Received: by mail-qt0-f171.google.com with SMTP id u19so38803128qta.3 for ; Thu, 15 Jun 2017 14:45:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to; bh=Ue6Qil3HJK8muVJZznAopgRqCWaCOFHMceApTmX8y0E=; b=QXg6Kns9u8IMHwdqQjTgfV+3dI5U7Qjb9NrJaVN7I87+CH9i0DtBEePzCjgFVqPwda aAkaCg1oVzwkM/kBAj7kh6kMSXQy9XPqofB2qJHM/+Bbxre8bh47QQGi4hfdNMIuydY1 pPwZOYYFZghCBg4Fo7ah1VKyzpRoz7VxWmk/fEagX1SI2pFnMuy2E0kG5YZxikuBseEu q/iwqrlcClcjrYRzOYVNB/013njeNvuwWfKkC/voNEtoiH1E2GLtCmY8nZey0lkyk0xx RV8K4jCb1zIfWip7jaGuZbN+knj4UaN3KBFgh00jSZziPOVpeFzjFb4wYshfRnOJ40J0 v0aA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to; bh=Ue6Qil3HJK8muVJZznAopgRqCWaCOFHMceApTmX8y0E=; b=D+QnZ3SHJalB/W3edkiyT/jVnf8cY9GMYMai2eeuGBrmUYbJhd2qVQEUPU0pkeBSzj U0M8J0y3wBNILEKvgE86AywU1uO3bVeZNfUNcFXP0Z0AOIEMj6o1eisCosEFaGAWcseq OINZAyiHHOEridWTmPZZfhY4MCjWXIh0I7UmuyPUA44vI9KEljF2qofZrjqEob60VTeU UL+NNqF7K/znLC60owT+ELzSFfx00vFPS2lNx1yMHe8gsRVPrzwGmBdgoX5cXTba8d5u T1IOMOYX8rQjQIaHDeHCgnX1fAa4wELAUGYqg58XhGECe9HIvcqbvioHm1MLuvD3G2Kl Jo7g== X-Gm-Message-State: AKS2vOxGYT/opHWzLO0j/gHhsoR0xMvE9GIbpjv+EssxQc/oVIk+F/yc Kr9aJXf4HfJp7B4iKtPgithZ0f8ggw== X-Received: by 10.237.53.205 with SMTP id d13mr8947464qte.46.1497563122331; Thu, 15 Jun 2017 14:45:22 -0700 (PDT) MIME-Version: 1.0 Received: by 10.12.168.236 with HTTP; Thu, 15 Jun 2017 14:45:21 -0700 (PDT) In-Reply-To: References: Date: Thu, 15 Jun 2017 14:45:21 -0700 Message-ID: Subject: Re: [FlyRotary] Re: ceramic coating To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary="001a11c10d14ef73430552069558" --001a11c10d14ef73430552069558 Content-Type: text/plain; charset="UTF-8" It appears that Jet-Hot is a service business and not a product that I can buy. They may have their own proprietary coatings but it doesn't appear that they sell them as a product but only as a service for which I'd have to send my stuff out-of -country to have them apply it. I can get it done here in Canada by any number of businesses that use a variety of products including Cerakote and Ceramakrome. Unfortunately none of them are local and other than VHT, I haven't been able to find a product in Canada to do it myself. So unless somebody speaks up with a glowing recommendation for VHT, then I'll resign myself to shipping them away to have someone do it for me. Todd Bartrim On Thu, Jun 15, 2017 at 12:26 PM, William Jepson < flyrotary@lancaironline.net> wrote: > Todd, I haven't used the VHT coating, but I have used the Jet-Hot > coatings. They have performed great. They have a high-temp coating that > will work for rotaries. The wraps tend to cause corrosion since they seem > to trap condensation. > Bill Jepson > > On Thu, Jun 15, 2017 at 12:21 PM, Todd Bartrim < > flyrotary@lancaironline.net> wrote: > >> Has anybody tried using VHT Flameproof, ceramic coating ? It's rated up >> to 2000F intermittent. >> I've been running my engine with exhaust wraps and am very pleased with >> the reduction of under cowl temps but am aware of the concerns regarding >> longevity of the exhaust. >> As I'm very near to returning to the airport I want to address this and >> go with a ceramic coating. >> I have the ability and facilities to apply a proper ceramic coat, but it >> is difficult to source the material at a reasonable cost and timeframe. >> I can ship it away and have it done for about the same price and less >> time. But I can also purchase VHT locally. While it comes in an aerosol >> can, it is not paint. It can be applied as simple as you would a paint, but >> for best results, proper cleaning, bead blasting and oven cure are >> required, not unlike the usual ceramic coats. >> I always preferr to do things myself, but if anybody can say that this >> stuff is not up to the hype, then I'll consider shipping out the exhaust to >> have it done. >> I have about a week of work to do where I want the exhaust in place, >> but then I'll be away for a week, during which time I can send it out. >> Further to this, has anybody ever had their exhaust ceramic coated and >> then also wrapped it to provide even more heat reduction? >> >> Todd Bartrim >> C-FSTB >> Turbo 13B RV9a >> > > --001a11c10d14ef73430552069558 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
It appears that Jet-Hot is a service business and not a pr= oduct that I can buy. They may have their own proprietary coatings but it d= oesn't appear that they sell them as a product but only as a service fo= r which I'd have to send my stuff out-of -country to have them apply it= .
I can get it done here in Canada by any number of businesses that use= a variety of products including Cerakote and Ceramakrome. Unfortunately no= ne of them are local and other than VHT, I haven't been able to find a = product in Canada to do it myself.
=C2=A0 So unless somebody spea= ks up with a glowing recommendation for VHT, then I'll resign myself to= shipping them away to have someone do it for me.

Todd Bartrim

On Thu, Jun 15, 2017 at 12:26 PM, William Je= pson <flyrotary@lancaironline.net> wrote:
Todd, I haven't used the VHT= coating, but I have used the Jet-Hot coatings. They have performed great. = They have a high-temp coating that will work for rotaries. The wraps tend t= o cause corrosion since they seem to trap condensation.
Bill Jepson
=
On Thu, Jun 15, 2017 at 12:21 PM, Todd Bartr= im <flyrotary@lancaironline.net> wrote:
Has anybody tried using VHT F= lameproof, ceramic coating ? It's rated up to 2000F intermittent.
=
I've been running my engine with exhaust wraps and am very pleased= with the reduction of under cowl temps but am aware of the concerns regard= ing longevity of the exhaust.
As I'm very near to returning t= o the airport I want to address this and go with a ceramic coating.
I have the ability and facilities to apply a proper ceramic coat, but it= is difficult to source the material at a reasonable cost and timeframe.
=C2=A0 I can ship it away and have it done for about the same price= and less time. But I can also purchase VHT locally. While it comes in an a= erosol can, it is not paint. It can be applied as simple as you would a pai= nt, but for best results, proper cleaning, bead blasting and oven cure are = required, not unlike the usual ceramic coats.
=C2=A0 I always pre= ferr to do things myself, but if anybody can say that this stuff is not up = to the hype, then I'll consider shipping out the exhaust to have it don= e.
=C2=A0 I have about a week of work to do where I want the exha= ust in place, but then I'll be away for a week, during which time I can= send it out.
=C2=A0 =C2=A0Further to this, has anybody ever had = their exhaust ceramic coated and then also wrapped it to provide even more = heat reduction?

Todd Bartrim
=C2=A0C-FSTB
Turbo 13B RV9a=


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