Klarinet Archive - Posting 000561.txt from 1998/11

From: "Scott Morrow" <scottdmorrow@-----.com>
Subj: Re: [kl] Vulcanization (was Re: [kl] silver and rubber (was wolf tones))
Date: Mon, 16 Nov 1998 12:53:26 -0500

Natural rubber melts at high temperatures and cracks at low
temperatures. Vulcanization makes the rubber stable at high and low
temperatures. (See? Reading those "Childcraft" books cover to cover paid
off!)
-Scott

>Actually, vulcanization makes rubber stronger and less sticky. The
effect
>of adding sulfer is to cross link the polymer chains
>
>-Rick Harlan
>Cincinnati, OH
>
>I think it's meant to stop it "perishing", i.e., combining slowly with
>atmospheric oxygen, with deleterious effect.
>Roger S.
>
Chuck Trimble wrote:
>> >rubber clarinets are not vulcanized rubber. they were prevalent
before
>> >vulcanization was invented.
>>
>> You may have a point. I think the process of vulcanization is
intended
>to
>> keep the rubber pliable.

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