Re: [Classicrendezvous] Re: Colnago quality

(Example: Component Manufacturers:Ideale)

Date: Tue, 17 Oct 2000 09:38:48 +0100
Subject: Re: [Classicrendezvous] Re: Colnago quality
From: "Hilary Stone" <Hilary.Stone@Tesco.net>
To: OROBOYZ@aol.com, Classicrendezvous@bikelist.org


Mercian still hearth braze all their frames. And Barrie Whitcomb also makes the few frames he still makes that way too. But Bob Jackson uses conventional oxy-acetylene torches twithout hearths hough I don't think that's necessarily any better ­ it depends on the skill of the builders. However they still build freehand from a vice. Hilary Stone

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>From: OROBOYZ@aol.com

>To: Classicrendezvous@bikelist.org

>Subject: [Classicrendezvous] Re: Colnago quality

>Date: Tue, Oct 17, 2000, 2:58 am

>


> In a message dated 10/16/00 4:59:37 PM Eastern Daylight Time, jtagli1@uic.edu

> writes:

>

> << think a silly early '80's that Colnago ran spoke tons about the emphasis

> of marketing over quality. The ad showed a relieved Colnago bottom bracket

> being heated by a torch,heated cherry red. Yup, that's quality. >>

>

> Actually it is not all that bad. Ever heard of hearth brazing? You have any

> idea how warm those tube joints get? I wonder if Bob Jacksons and Mercian s

> are still made that way. Hand held torches at one time were not all that

> common.

> In any case, brass brazed bike joints have to be cherry red and actually in

> use, do just fine most of the time. How many Colnagos have you seen break

> from heat related damage? Zilch! They are hugely reliable. I have had, at

> cycles de ORO, more silver brazed bikes fail than traditionally made Italian

> bikes, but I think that is due to lack of experience and preparation rather

> than mode.

>

> Dale Brown