From: "Digital Image Studio" > On 14/08/07, Godfrey DiGiorgi <[EMAIL PROTECTED]> wrote: > >> > >> > On Aug 13, 2007, at 2:48 PM, frank theriault wrote: >> > >> >>> > > Around here, spraying WD 40, or some thinnish oil that "creeps" works. >>> > > Spray down the seat tube, take off the headset and spray both the top >>> > > and down tubes, and to be safe, while you've to the BB out, spray up >>> > > the seat and down tubes. That should work. >>> >> > >> > Beware: Spraying WD40 on steel or aluminum surfaces *promotes* rust. >> > >> > WD40 is a water dispersal developed for the navy ... the name comes >> > from "water dispersal formulation #40". As such, it is hygroscopic: >> > it's designed to suck up water, and is used to wash down marine >> > fittings to get the salt water off them, preparatory to painting and >> > other protectants being applied. If you spray down a steel tube with >> > it and leave it sit, it will suck up humidity from the air and put >> > that water into proximity with the metal surface, promoting >> > oxidation. You're supposed to use WD40 to wash away grease and water >> > (wash the crud off stuff) then you spray a sticky, NON-hygroscopic >> > sealant on the surface to keep moisture and oxygen away from it. >> > > Not the stuff they sell as WD-40 here: > > http://www.wd40.com.au/WD-40.html Same stuff they sell as WD-40 here in the states.
-- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
