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From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-1211854@logan.com>
Subject: Re: [FlyRotary] Sealing plenum to oil cooler and radiator
Date: Thu, 29 Jun 2006 09:24:04 -0400
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Bill, I am using a rubber strip glued to the end of fiberglass duct.  It 
seals well at static and I have some reinforcing layers of fiberglass around 
the end next to the core to stiffen it a bit.  Now at 200 MPH I may get some 
blow-by, but at that speed, I probably have excess cooling air.

Ed
----- Original Message ----- 
From: "Bill Bradburry" <bbradburry@allvantage.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Thursday, June 29, 2006 7:39 AM
Subject: [FlyRotary] Sealing plenum to oil cooler and radiator


> How are you sealing the fiberglas plenum to the oil and water coolers?
> My radiator has a "U" channel at the top and bottom that I can use to
> bolt the plenum, but what about along the water tank sides of the
> radiator?  It seems that under pressure, (200 mph! :<)) the plenum would
> swell out and leak air if it is not attached????
> I am using the stock 2nd gen oil cooler and it has nothing available to
> bolt anything to.  It seems that this plenum would just blow off under
> pressure.
> What neat trick are you guys using to hold these items in place?
> Thanks,
> Bill Bradburry
>
>
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