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Technical & Reference Section => Tech and Restoration => Topic started by: stevied on March 23, 2006, 07:43 PM

Title: caustic soda..........
Post by: stevied on March 23, 2006, 07:43 PM

i just tryed to de anodise a rim and hub. i put a pot of caustic in a big bucket of water and nothin seems to have happened?
how much caustic do i need roughly.
i used a whole 500g pot. and wheres the best place to buy it from. it cost me £3 from homebase for 500g.
think they robbed me. bastsrds

Title: Re: caustic soda..........
Post by: danny silverstreak on March 23, 2006, 07:44 PM

orbs ya man he is the caustic soda god

Title: Re: caustic soda..........
Post by: motomagII on March 23, 2006, 07:58 PM

if it didnt move its not anodising as you dont need loads really try bit paint stripper it may work if they not annodised greg

Title: Re: caustic soda..........
Post by: sawzall on March 23, 2006, 08:19 PM

i did a pair of hard anno pro class rims which took alot longer than usual anno,if you are sure its anno add some more caustic go on dont be shy ;)

Title: Re: caustic soda..........
Post by: harris on March 23, 2006, 08:37 PM

put some hubs in costic last week nearly went blind burnt myself and ballsed up the hubs
left them in a tad to long trying to get them smoothed back out at polishers  :uglystupid2:

Title: Re: caustic soda..........
Post by: sawzall on March 23, 2006, 08:38 PM

 stevied ,check out de anno post theres a how to on there hope this helps :daumenhoch:

Title: Re: caustic soda..........
Post by: oberonspacefruit on March 24, 2006, 10:25 AM

http://www.radbmx.co.uk/forum/index.php'topic=9146.15;topicseen

Title: Re: caustic soda..........
Post by: ORB on March 24, 2006, 11:10 AM

http://www.radbmx.co.uk/forum/index.php'topic=9335.0

Title: Re: caustic soda..........
Post by: revcore on March 24, 2006, 11:32 AM

I use caustic soda granules with hot water. Don't breath in the fumes, Don't get it on your skin and don't leave the parts in the caustic soda for too long or else it will eat away at the aluminium.

Title: Re: caustic soda..........
Post by: harris on March 24, 2006, 01:09 PM

done that and that and that and fell over trying to get out of fumes then my leg gave way   :LolLolLolLol:

Title: Re: caustic soda..........
Post by: oberonspacefruit on March 24, 2006, 01:11 PM

was it made of aluminium?

Title: Re: caustic soda..........
Post by: theRuler on March 24, 2006, 01:22 PM

Quote from: harris on March 24, 2006, 01:09 PM

done that and that and that and fell over trying to get out of fumes then my leg gave way   :LolLolLolLol:

lol

Quote from: oberonspacefruit on March 24, 2006, 01:11 PM

was it made of aluminium?

LOL

Title: Re: caustic soda..........
Post by: harris on March 24, 2006, 01:55 PM

gt 48 hole hubs unsealed so not so bad chromed i was putting them on my z48 z rims was not now

Title: Re: caustic soda..........
Post by: oberonspacefruit on March 24, 2006, 02:01 PM

that sentence hurts my head.

Title: Re: caustic soda..........
Post by: harris on March 24, 2006, 02:04 PM

hurts my pocket :LolLolLolLol:

Title: Re: caustic soda..........
Post by: theRuler on March 24, 2006, 02:10 PM

Quote from: harris on March 24, 2006, 01:55 PM

gt 48 hole hubs unsealed so not so bad chromed i was putting them on my z48 z rims was not now

 :)

Title: Re: caustic soda..........
Post by: harris on March 24, 2006, 02:30 PM

hear are the poor little suckers (http://)(http://www.radbmx.co.uk/archive/albums/d87/harris15570/Image547.jpg)(http://)(http://www.radbmx.co.uk/archive/albums/d87/harris15570/Image546.jpg)more pits than
a spotty teenager i am getting them polished a tad to see if they will smooth out if not 3 hours in costic soda

Title: Re: caustic soda..........
Post by: stevied on March 24, 2006, 07:42 PM

hmmmmmm. anyone ever stripped araya aeros in silver?
i done a hub and a rim last night, hub come out spot on took off all black anno and it polished up a treat.
however, the rim didnt do buggerall.
left it in for about hour and a half and still looked the fecking same apart from the exposed alloy had discoloured a bit.

:wtf:

Title: Re: caustic soda..........
Post by: sawzall on March 24, 2006, 08:05 PM

try paint stripper rim might be lacquered :-\