Re: [MV] Silicone brake fluid

From: Everett Doyle (194cbteng@pchnet.com)
Date: Thu May 18 2000 - 09:43:29 PDT


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Truck came from Norway l940 GMC 2 1/2 ton - he also had a sample out of a
late model import -- I am well aware of advantage of silicone - just wanted
to see if this was isolated case, from all the answers the list as
graciously given - seems that you can not just put silicone in and forget
it, as you cannot and should not any other product.

> *This message was transferred with a trial version of CommuniGate(tm) Pro*
>
>
>
>
> <SNIP>
> had a person that is shop forman in big auto shop tell me that his
> exp. in
> shop was that silicone brake fluid was just as bad if not worse that
> the old
> stuff. He showed me a sample that came out of brake system that was
> silicon
> and you could see the water drops in it. He contends that these are
> just as
> bad as far as rusting system as the old fluid is.
>
> any one have any exp with this
> <SNIP>
>
> Normal brake fluid is hygroscopic, that is, it absorbs moisture.
> Silicone does not. It will displace moisture. That is why there
> were water droplets in the fluid, most likely as a result of moisture
> already in the system before the silicone was added. If
> silicone is to be used as a replacement fluid in a system previously
> containing standard brake fluid, a thorough flushing is
> imperative to remove any traces of moisture in the system. Otherwise,
> you'd just be putting a Band-Aid on an axe wound.
>
> Garret Sawtell
> '42 MB
>
>
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