X-Virus-Scanned: clean according to Sophos on Logan.com From: "Ernest Christley" Received: from sonic302-27.consmr.mail.gq1.yahoo.com ([98.137.68.153] verified) by logan.com (CommuniGate Pro SMTP 6.2c3) with ESMTP id 9831525 for flyrotary@lancaironline.net; Fri, 16 Jun 2017 16:08:41 -0400 Received-SPF: none receiver=logan.com; client-ip=98.137.68.153; envelope-from=echristley@att.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1497643685; bh=3yYlbLX1IKFp+7MjWeeBawR/OtHm7EIqw1em9y++r3E=; h=Date:From:Reply-To:To:In-Reply-To:References:Subject:From:Subject; b=XkR83AvI1eq7uRKVEMQdgVt0C2RQzcsSf9yixwuHNLo/lS0P45I/YefQHo9KjcUf8aOdZxGMCuukCWzKBMZUBU84eYgiTYakwVot4WLE1fCYMT6Cu9HyJ4uRVqB7Au7E7eTWo8c5i5y6Je7WZKIgHzxsS8jtjDwiSwgZcN7aPfY= X-YMail-OSG: Baz8bCwVM1k3UCMafE9sf_Pw9VNtxIQ3VMHV4gRpybV0XxosacpQeTbgicNoleG wbc5CuM8NlpmvPlRvVhajIk_1_RjHK6esNu_GWCkombgzgLxvVcL4SQTZcd8YwK6DDZvPmCqCL8Y MNnsuB4SQ5MBSGIVcefJ8lFYY8pFXQSEDt7ZTzIt1RuLNhlRYoZUHCj674X93Pp7.yTIYJhKJICR T0b_8UQH4o_vbUrK6cnT6ur7gw4ii_clChSm7Oc0_ZDzQL5e2a_Fezm_rkBLFvVzCBPiRiyvFprx C8mxVSrt8T6_OdCdZkKYCcwsFwMkl0zRN3Iqj4KGjwPo67NDPlq66KHEFD30JiNwyK236j.PWghW opDmXfj72WHIhezQsGVVOe0SsDJXlIeSjX2Lpoeszii3F3fi5GG_8FYG7U8UB1Fi1bN4KlZKyuQF K9YzDOO4o92XYM3_2Iinna5qeflcABfxvtItK379PFqrhkpMFp_QD9R8eYPX5ywWVtAqHuOg.s_2 byAu7jaXCjm.xvPLEthd8tB3rxWOuCdwbklnOnXN4JlOJPKVkg2rI_BHpY6dI6BR1JMV9 Received: from sonic.gate.mail.ne1.yahoo.com by sonic302.consmr.mail.gq1.yahoo.com with HTTP; Fri, 16 Jun 2017 20:08:05 +0000 Date: Fri, 16 Jun 2017 20:08:05 +0000 (UTC) Reply-To: Ernest Christley To: Rotary motors in aircraft Message-ID: <1781907468.14491728.1497643685330@mail.yahoo.com> In-Reply-To: References: Subject: Re: [FlyRotary] Re: ceramic coating MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_14491727_1518800249.1497643685327" X-Mailer: WebService/1.1.9778 YahooMailNeo Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:43.0) Gecko/20100101 Firefox/43.0 Content-Length: 7957 ------=_Part_14491727_1518800249.1497643685327 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable I have it on the outside of the exhaust pipes on my Corvair.=C2=A0 Scratche= s off easily. =20 On Thursday, June 15, 2017 5:45 PM, Todd Bartrim wrote: =20 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 th= at 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 includ= ing Cerakote and Ceramakrome. Unfortunately none of them are local and othe= r than VHT, I haven't been able to find a product in Canada to do it myself= .=C2=A0 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 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 fo= r rotaries. The wraps tend to cause corrosion since they seem to trap conde= nsation.Bill Jepson On Thu, Jun 15, 2017 at 12:21 PM, Todd Bartrim 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 ve= ry pleased with the reduction of under cowl temps but am aware of the conce= rns 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 ab= ility 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 i= t away and have it done for about the same price and less time. But I can a= lso 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, p= roper cleaning, bead blasting and oven cure are required, not unlike the us= ual ceramic coats.=C2=A0 I always preferr to do things myself, but if anybo= dy can say that this stuff is not up to the hype, then I'll consider shippi= ng out the exhaust to have it done.=C2=A0 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, durin= g which time I can send it out.=C2=A0 =C2=A0Further to this, has anybody ev= er had their exhaust ceramic coated and then also wrapped it to provide eve= n more heat reduction? Todd Bartrim=C2=A0C-FSTBTurbo 13B RV9a =20 ------=_Part_14491727_1518800249.1497643685327 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
I have it on the outside of the exhaust pipes on my Corvair.&nb= sp; Scratches off easily.
=


On Thursday, June 15, 2017 5:45 PM, Todd Bartrim &l= t;flyrotary@lancaironline.net> wrote:


It appea= rs that Jet-Hot is a service business and not a product that I can buy. The= y may have their own proprietary coatings but it doesn't appear that they s= ell them as a product but only as a service for which I'd have to send my s= tuff out-of -country to have them apply it.
I can get it done here in C= anada by any number of businesses that use a variety of products including = Cerakote and Ceramakrome. Unfortunately none of them are local and other th= an 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 f= or VHT, then I'll resign myself to shipping them away to have someone do it= for me.

Todd B= artrim

On Thu, Jun 15, 2017 at 12:26 P= M, William Jepson <flyrotary@lancaironline.net> wrote:
Todd, I haven't = used the VHT coating, but I have used the Jet-Hot coatings. They have perfo= rmed great. They have a high-temp coating that will work for rotaries. The = wraps tend to cause corrosion since they seem to trap condensation.
Bil= l Jepson

On Thu, Jun 15, 2017 at 12:21 PM, Todd Bartrim <flyrota= ry@lancaironline.net> wrote:
Has anybody tried using VHT Flameproo= f, ceramic coating ? It's rated up to 2000F intermittent.
I've be= en running my engine with exhaust wraps and am very pleased with the reduct= ion 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 abilit= y and facilities to apply a proper ceramic coat, but it is difficult to sou= rce 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 no= t paint. It can be applied as simple as you would a paint, but for best res= ults, proper cleaning, bead blasting and oven cure are required, not unlike= the usual ceramic coats.
  I always preferr to do things my= self, 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 ha= ve 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.
&nbs= p;  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




------=_Part_14491727_1518800249.1497643685327--