Re: [CR]was Aluminum frame_why did it "tear" there

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From: "Raoul Delmare" <R.Delmare@Charter.net>
To: "Classic Rendezvous Mail List (E-mail)" <classicrendezvous@bikelist.org>
References: <A5E72E8AE73AD311954A009027887CFFC38C84@SLSERVER> <002401c27dc1$212f3fe0$31549e8d@clymeralliance>
Subject: Re: [CR]was Aluminum frame_why did it "tear" there
Date: Sun, 27 Oct 2002 09:10:19 -0600

> I am curious as to why it would have cracked there. Design flaw or material
> inadequacy?
>
> Howard Darr
> Clymer PA
>

My opinion , YES !

I can almost see the soft , possibly micro-porous , cast aluminum , shrinking as it cools , and setting up a built-in set of stresses , right exactly there .

No road vibration or load even needed .

Raoul Delmare
Marysville Kansas