europa-list
[Top] [All Lists]

RE: Europa mail general posting - control

Subject: RE: Europa mail general posting - control
From: Europa <Enquiries@europaaviation.co.uk>
Date: Thu, 22 Jan 1998 09:13:49
  stiffness
 com>

Tufnol Bear Brand, the type used to make the front bearing, has a
coefficient of thermal expansion of 2.7 x 10-5/K in the plane of the weave.
It's likely that across the weave the figure is higher as it would be a
function of the resin only.

Hope this helps.


Andy 


>The best figures that I can find are:
>Aluminium   23.5 x 10-6/K
>Tufnol     18 - 22 x 10-6/K (in the plane of the weave - across weave
>unknown)
>GRP       7 x 10-6/K 
>
>the biggest issue would apper to be the difference between the GRP and
>ali
>
>Dave 
>
>> ----------
>> From:         Graham Singleton[SMTP:100421.2123@compuserve.com]
>> Subject:         Europa mail general posting - control
>> stiffness
>> 
>> >>So now I'm wondering if I have enough clearance for cold weather ?
>> So I
>> need to know
>> how big the problem is from someone with "cold weather " stiffness
>> is<<
>> 
>> I would think a bit more clearance than a polished fit is needed. If
>> anyone
>> knows the temperature coeff. of Al and Tufnol would they please tell
>> us.
>> Then we can have a good guess.
>> Graham 
>> 
>
>


<Prev in Thread] Current Thread [Next in Thread>
  • RE: Europa mail general posting - control, Europa <=