Re: [CR]Simple one: why do sew-ups lose air more quickly?

(Example: Framebuilding:Paint)

Date: Tue, 14 Nov 2006 20:15:08 +0000
Subject: Re: [CR]Simple one: why do sew-ups lose air more quickly?
From: "Simon PJ" <simonpj@mac.com>
To: David Bilenkey <dbilenkey@sympatico.ca>, <Classicrendezvous@bikelist.org>
In-Reply-To: <BAYC1-PASMTP11B57D8D9D71E3409028B4CEEB0@CEZ.ICE>


Thanks David. I knew it was something straightforward, but it was bugging me that I couldn't remember...

On 14/11/06 19:58, "David Bilenkey" <dbilenkey@sympatico.ca> wrote:
> Latex tubes most likely. Latex is more porous than butyl. Better
> tubulars
> use latex tubes, some of the cheaper ones use butyl. Most clincher tubes
> are
> butyl.
>
> David Bilenkey
> Ottawa, Ontario, Canada
> dbilenkey@sympatico.ca
>
> http://www.wooljersey.com/gallery/Bilenkeys-Bikestash
>
>
>> -----Original Message-----
>> From: classicrendezvous-bounces@bikelist.org
>> [mailto:classicrendezvous-bounces@bikelist.org] On Behalf Of Simon PJ
>> Sent: November 14, 2006 2:49 PM
>> To: Classicrendezvous@bikelist.org
>> Subject: [CR]Simple one: why do sew-ups lose air more quickly?
>>
>>
>> What is it about sew-up tubes that means that they 'leak' in
>> a different way to the tubes in clinchers?
>>
>> Thanks,
>>
>> Wyndham Pulman-Jones,
>> Girton, Cambs.,
>> UK.