X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 15 Aug 2013 08:02:00 -0400 Message-ID: X-Original-Return-Path: Received: from qmta13.westchester.pa.mail.comcast.net ([76.96.59.243] verified) by logan.com (CommuniGate Pro SMTP 6.0.5) with ESMTP id 6418774 for lml@lancaironline.net; Wed, 14 Aug 2013 23:33:51 -0400 Received-SPF: none receiver=logan.com; client-ip=76.96.59.243; envelope-from=rob@robmurawski.com Received: from omta18.westchester.pa.mail.comcast.net ([76.96.62.90]) by qmta13.westchester.pa.mail.comcast.net with comcast id CrCp1m00D1wpRvQ5DrZE5g; Thu, 15 Aug 2013 03:33:14 +0000 Received: from wintermute.rob-home.local ([76.120.173.140]) by omta18.westchester.pa.mail.comcast.net with comcast id CrZE1m00P326lCk3erZEn3; Thu, 15 Aug 2013 03:33:14 +0000 Received: from darkside (darkside.rob-home.local [192.168.0.51]) (authenticated bits=0) by wintermute.rob-home.local (8.14.4/8.14.4) with ESMTP id r7F3X8F4025963 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO) for ; Wed, 14 Aug 2013 23:33:09 -0400 From: "Rob Murawski" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: RE: [LML] Wing closing epoxy X-Original-Date: Wed, 14 Aug 2013 23:33:04 -0400 X-Original-Message-ID: <000c01ce9968$2a6d0780$7f471680$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000D_01CE9946.A35B6780" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Ac6Y5LECiTBODMUHTIGnJwkiKtogzAAgd4zg Content-Language: en-us X-boxedgarlic-MailScanner-Information: Please contact the ISP for more information X-MailScanner-ID: r7F3X8F4025963 X-boxedgarlic-MailScanner: Found to be clean X-boxedgarlic-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-0.999, required 6, autolearn=not spam, ALL_TRUSTED -1.00, HTML_MESSAGE 0.00) X-boxedgarlic-MailScanner-From: rob@robmurawski.com MailScanner-NULL-Check: 1377142389.7261@KsWdYJubuLX0zLcYj8iUPw This is a multi-part message in MIME format. ------=_NextPart_000_000D_01CE9946.A35B6780 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Mike, =20 A few years ago, Lancair was selling 9394 which was gray. I used this to = attach my belly pan. Most recently (last year), they sent me 9360. = When I asked, I was told they change products every so often and carry = whatever is current and they said I should use the 9360 for a 320/360. = The 9360 is blue.=20 =20 When I purchased my kit, the owner threw in the original 9339 for me. = Yay! 15 year-old Hysol. Not sure what to do with that. =20 I=E2=80=99ve been buying it a quart at a time, but I=E2=80=99m still a = long way from closing out my wings. I=E2=80=99ll probably buy some more = when I=E2=80=99m ready to close out my horizontal stabilizer/elevators. = We=E2=80=99ll see what they recommend at that time. =20 I=E2=80=99ve been sticking to using what Lancair recommends each time, = but you probably won=E2=80=99t have any issues with what you have, = either, if the properties are that close. =20 -Rob Lancair 360 MkII (15% complete) =20 =20 From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of = Mike Baudhuin Sent: Wednesday, August 14, 2013 7:52 AM To: lml@lancaironline.net Subject: [LML] Wing closing epoxy =20 I am preparing to close a set of wings and have some questions about = Hysol epoxy. I've reviewed previous posts and there hasn't been much = said for awhile, perhaps because wings are coming from factory closed = now. I went to Aircraft Spruce and said "I need six quarts of Hysol." They = sold me six quarts of Hysol. I used it to epoxy in a fuel drain and = probe and was asked by Matthew Colliers why it wasn't blue. So, I = looked closer at my manuals and saw that it calls for epoxy and flox if = temperatures are below 70 degrees and Hysol 9339 if temperatures are = above 70 degrees. I then went to the Lancair website and found they = don't even carry Hysol 9339, but have changed to Hysol 9360. The = product Aircraft Spruce sells is Hysol 9430. Lancair tech support says = they don't know why 9360 is specified. "That was selected by the guy = before me." Aircraft Spruce says -=20 "This new and improved Hysol glue replaces the old EA-9410-2 glue. = EA-9430 has the same characteristics as the EA-9410, but has a 50 minute = pot life instead of the 30 minute pot life of the EA-9410 at 77=C2=B0F. = Used extensively in the Strojnik S2A sailplane and many other = homebuilts." Locktite tech support and the data sheets show the pot life, tensile and = shear strenght to be almost identical. The one difference I can find is = that the 9360 specifies shear at different temperatures while 9430 = specifies the shear strenght only at 77 degrees. The guy from Locktite = couldn't explain the differences, and said "they appear to be very = similar products". Can anyone tell me what makes the 9360 product = better suited for Lancair wings? Is there a reason not to use the six = quarts of 9430 in my fridge? Mike Baudhuin ------=_NextPart_000_000D_01CE9946.A35B6780 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable

Mike,

 

A few years ago, Lancair was selling 9394 which was gray. I used this = to attach my belly pan. =C2=A0Most recently (last year), they sent me = 9360.=C2=A0 When I asked, I was told they change products every so often = and carry whatever is current and they said I should use the 9360 for a = 320/360. The 9360 is blue.

 

When I purchased my kit, the owner threw in the original 9339 for = me.=C2=A0 Yay!=C2=A0 15 year-old Hysol.=C2=A0 Not sure what to do with = that.

 

I=E2=80=99ve been buying it a quart at a time, but I=E2=80=99m still = a long way from closing out my wings.=C2=A0 I=E2=80=99ll probably buy = some more when I=E2=80=99m ready to close out my horizontal = stabilizer/elevators.=C2=A0 We=E2=80=99ll see what they recommend at = that time.

 

I=E2=80=99ve been sticking to using what Lancair recommends each = time, but you probably won=E2=80=99t have any issues with what you have, = either, if the properties are that close.

 

-Rob

Lancair 360 MkII (15% complete)

 

 

From:= = Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of = Mike Baudhuin
Sent: Wednesday, August 14, 2013 7:52 = AM
To: lml@lancaironline.net
Subject: [LML] Wing = closing epoxy

 

I am = preparing to close a set of wings and have some questions about Hysol = epoxy.  I've reviewed previous posts and there hasn't been much = said for awhile, perhaps because wings are coming from factory closed = now.



I went to Aircraft Spruce and said "I need six = quarts of Hysol."  They sold me six quarts of Hysol.  I = used it to epoxy in a fuel drain and probe and was asked by Matthew = Colliers why it wasn't blue.  So, I looked closer at my manuals and = saw that it calls for epoxy and flox if temperatures are below 70 = degrees and Hysol 9339 if temperatures are above 70 degrees.  I = then went to the Lancair website and found they don't even carry Hysol = 9339, but have changed to Hysol 9360.  The product Aircraft Spruce = sells is Hysol 9430.  Lancair tech support says they don't know why = 9360 is specified.  "That was selected by the guy before = me."



Aircraft Spruce says = - 



"This = new and improved Hysol glue replaces the old EA-9410-2 glue. EA-9430 has = the same characteristics as the EA-9410, but has a 50 minute pot life = instead of the 30 minute pot life of the EA-9410 at 77=C2=B0F. Used = extensively in the Strojnik S2A sailplane and many other = homebuilts."

Locktite tech support and the data sheets show = the pot life, tensile and shear strenght to be almost identical. =  The one difference I can find is that the 9360 specifies shear at = different temperatures while 9430 specifies the shear strenght only at = 77 degrees.  The guy from Locktite couldn't explain the = differences, and said "they appear to be very similar = products".  Can anyone tell me what makes the 9360 product = better suited for Lancair wings?  Is there a reason not to use the = six quarts of 9430 in my fridge?


Mike = Baudhuin

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