X-Virus-Scanned: clean according to Sophos on Logan.com From: Received: from resqmta-ch2-05v.sys.comcast.net ([69.252.207.37] verified) by logan.com (CommuniGate Pro SMTP 6.2c3) with ESMTPS id 9829008 for flyrotary@lancaironline.net; Thu, 15 Jun 2017 20:19:12 -0400 Received-SPF: pass receiver=logan.com; client-ip=69.252.207.37; envelope-from=hoursaway1@comcast.net Received: from resomta-ch2-03v.sys.comcast.net ([69.252.207.99]) by resqmta-ch2-05v.sys.comcast.net with SMTP id LewxdXgH0zz3dLeyWdC1oC; Fri, 16 Jun 2017 00:18:56 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20161114; t=1497572336; bh=jlE+lCnBTLTgngnUMLn00w24LgQsbaD5V+q14/Y/Zxs=; h=Received:Received:Date:From:To:Message-ID:Subject:MIME-Version: Content-Type; b=DKqEA6+S3Y/PL3rpU6wqXj8hF7lJdcQf2L+tY1JdUpVMCp7dLh6mvZsQaJZ8GWIIW HB7wdIHq+361iK3VUWNBR0c3KD/lofbbJr12URcw81DivdQwfQmyInX7b+/Fx6oxXL 6qBCZ4jpFdTsTyZqmM4UPzgBL0R07witwG45ntLh8j6OqFk+wholeOOg6WzvsxtnwN Z0WecDVeRctSTdnoeyFAQ3slUOrH3gzwbj72VSCymEBwVlZ6dYeVWRAb1X3TdvA/rl YAVQ8uaDfy/5ai8h9LrFIZH1FNFcN8zk2ahszGD2MYOGPN6DSrxwbeeaFYg9YS81pV WXUQG1N4ZkqtA== Received: from resmail-ch2-632v.sys.comcast.net ([162.150.50.156]) by resomta-ch2-03v.sys.comcast.net with SMTP id LeyWdMCxIVzqSLeyWdc2mj; Fri, 16 Jun 2017 00:18:56 +0000 Date: Fri, 16 Jun 2017 00:18:55 +0000 (UTC) To: "Fly rotary blog, e-mail" Message-ID: <1089154474.54243324.1497572335965.JavaMail.zimbra@comcast.net> In-Reply-To: References: Subject: Re: [FlyRotary] ceramic coating MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_54243323_2037280206.1497572335963" X-Originating-IP: [::ffff:68.49.229.174] X-Mailer: Zimbra 8.0.7_GA_6031 (ZimbraWebClient - GC51 (Win)/8.0.7_GA_6031) Thread-Topic: ceramic coating Thread-Index: GvW+cYI1xGtOjQwDmwdqSWXyHQbQlw== X-CMAE-Envelope: MS4wfIumyM6+7+S1JuxjqOa2QVunvrToFsg87QyxsvPxhdzaMgot5g1laS8+Qpc/zGyZG4tQjPUFm+J/AfXWC6VSs4uOcWdlw/1spDbaHPsO/bLOypwvnX03 5lpF34oy7HSwrP7y/3kGtjvQApcA6UFSP/0Bymv9goyeFCsCm0IO/R379ExRRWMAgPYf7ttT4TJFK9S+sIA8OjPAnvKxyZ1z6y4= ------=_Part_54243323_2037280206.1497572335963 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Todd, I had ours coated inside & outside, very well done, don't recall brand but can find out, rated 2000F +. They did an excellent job keeping the coating away from the areas of collard slip joints for the Y-collector. Will find photos. David R. Cook RV6A Rotary (soon to be back in saddle after rotator cuff surgery) ----- Original Message ----- From: "Todd Bartrim" To: "Rotary motors in aircraft" Sent: Thursday, June 15, 2017 3:21:25 PM Subject: [FlyRotary] ceramic coating 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 ------=_Part_54243323_2037280206.1497572335963 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
Todd, I had ours coated inside & outside, very well done, don'= t recall brand but can find out, rated 2000F +.  They did an excellent= job keeping the coating away from the areas of collard slip joints for the= Y-collector.  Will find photos. David R. Cook  RV6A Rotary (soon= to be back in saddle after rotator cuff surgery) 


From: "Todd Bartrim" <flyrotary@lancaironli= ne.net>
To: "Rotary motors in aircraft" <flyrotary@lancairo= nline.net>
Sent: Thursday, June 15, 2017 3:21:25 PM
Subj= ect: [FlyRotary] ceramic coating

Has anybody tried using VHT Flameproof, ceramic coating ? It's rated up t= o 2000F intermittent.
I've been running my engine with exhaust wr= aps 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 ceram= ic coating.
I have the ability and facilities to apply a proper c= eramic coat, but it is difficult to source the material at a reasonable cos= t and timeframe.
  I can ship it away and have it done for a= bout the same price and less time. But I can also purchase VHT locally. Whi= le 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 th= is 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 anybod= y ever had their exhaust ceramic coated and then also wrapped it to provide= even more heat reduction?

Todd Bartrim
 C-FSTB
T= urbo 13B RV9a

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