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Date:         Sun, 9 May 2010 22:05:27 -0700
Reply-To:     Alistair Bell <albell@SHAW.CA>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Alistair Bell <albell@SHAW.CA>
Subject:      Re: throttle body fun
Comments: To: Tom Hargrave <thargrav@hiwaay.net>
In-Reply-To:  <088d01caeff7$cf5d4fc0$6e17ef40$@net>
Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed

no abrasion in this situation, static.

mind you, in the past I have used silicon o rings in rotating seal assemblies, seals that saw 121 C, I bar pressure, pH from 2.7 to 8.5. worked pretty well.

alistair

On 9-May-10, at 9:18 PM, Tom Hargrave wrote:

Regarding O-rings. Silicone will withstand greater temperature range but buna has better abrasion resistance - it wears better.

Tom www.stir-plate.com


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