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-   -   Grit blasting wheels - the results! (http://www.haynes.co.uk/forums/showthread.php?t=3214)

aerosam 7th December 2009 02:42 PM

Grit blasting wheels - the results!
 
HI guys, last week I finally got round to reconditioning my steel wheels. They have come up a treat!

I haven't worked out how to post pics on here yet - but they are the latest post on my blog - with lots of before, during and after pics. Have a look!

I plan to do my alloys next, but for them I will use a less powerful sand blaster so I remove the paint without damaging the alloy itself.

gingea1pom 7th December 2009 02:53 PM

If only the Army did their own grit blasting I would have free access to the same.

They look great Sam,:) nice one.

flyerncle 7th December 2009 04:43 PM

Glass beads for Alloy.
Paint stripper first gives good results.

aerosam 7th December 2009 10:03 PM

Quote:

Originally Posted by flyerncle (Post 26540)
Glass beads for Alloy.
Paint stripper first gives good results.

I've never used paint stripper before - any advice would be most greatfully recieved.

The machine I will use for this is used solely for paint prep, and regularly blasts aluminium parts with no problems. It actually blasts pink aluminum oxide which is ground much finer than regular grit, rather than actual sand. However I imagine that the paint on alloys would be quite thick and paint stripper would be very helpful indeed. As the blaster may have difficulty in removing it by itself.

Thanks!

gus 8th December 2009 12:23 PM

When I had the alloys I bought recon'd I had them sand blasted to get the worst of the paint off. They were then vapour blasted with a mix of glass beads & aluminium oxide to get the smooth finish.

The original paint was very hard and the vapour blaster didn't have the power to get through this quickly.

Cheers

Gus

flyerncle 8th December 2009 05:52 PM

Nitromors was the best stuff to use and all you do is paint it on and leave it to do the buisness and the paint will bubble in no time. I have used it on car paint and the result is very good,any bodyshop supplier should have something similar, it is industrial stuff and not the mickey mouse stuff from B&Q and the likes.

Good Luck.

Bonzo 8th December 2009 06:36 PM

That Nitromors sure is powerful stuff

I found out just how powerfull it was when I melted the plastic centres of some 3 spoke alloys :eek: :o

I seem to remember my thinking at the time was .........It'll be safe to use on plastic, after all, the lid is plastic ... Wrong :D :D

flyerncle 8th December 2009 06:38 PM

The learning curve (read circle )rears it's ugly head again Ronnie.:D

Bonzo 8th December 2009 06:51 PM

At my age Paul

You think I would have learned to read the instructions first :eek:
In particular, the bit about trying on a test piece :o

True to form, instructions are for when things go wrong !!??

Old habits die hard as they say :D :rolleyes:

flyerncle 8th December 2009 06:54 PM

Say no more:D Instuctions are for after you have made it/built it to see why it works.

By the way,its the little disc under the lid that does not melt.


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