Actually, I prefer Viton myself! Viton impregnated with graphite is also excellent for wear resistance as well. Frank Grunthaner
-----Original Message----- From: Alistair Bell <albell@SHAW.CA> To: vanagon@GERRY.VANAGON.COM Sent: Sun, May 9, 2010 10:05 pm Subject: Re: throttle body fun
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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