Shot blasting

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  • HELP!
    Does anyone know of a shot blaster in west london? like ealing ways?
    google is bein a chump!
    otherwise anyone want to sand down some frames?! >>>>>>cash for chistams ; )<<<<
    (theyre half done already!)

  • speak to Murtle....

  • speak to anyone but Murtle....

    Fixed...

  • mumble to Murtle....

    Fixed.

  • grrrrr!

  • ^ See?

  • pm, dovvles, he's got a blater now, only in acton too.

  • Twat

  • :)

  • I thought from the subject this was some kind of request for help with a bank job.

  • Can I leave bb in its shell? or strip it all down? Bit concerned about the shot (or sand) damaging the internal threads.
    Any people here know about how to prep a frame for shot balsting?? ta

  • Def take the BB out.

  • Who is doing the blasting? If you're doing it yourself, it might be an idea to rub the frame down first with some emery paper.
    You're questions really depends on a lot of factors. Are you doing it yourself, if so how powerful is you're blaster. What kind of paint are you trying to remove, and what is the paint on (i.e. are you just blasting a frame, or are there other things to consider).
    If you are getting armourtex or someone similar to blast it, all you have to do is remove everything - seat post bolt, headset, BB etc and hand it over.

  • Cheers forms.
    I am having it done by local car sprayers probably but not booked in yet. The frame is steel. Never had any paint on it since i built it last summer (brazed lugs; Columbus tubes) Surface rust to get rid of. Gonna get mate to spray it/lacquer it.
    Thinking about getting the chainstays/seatstays chromed. Maybe seat lug too. any tips on chroming prep?

  • All the shot-blasting I have seen (and that was quite a lot) was without any protection (only chrome was protected in case the frame already had chrome and it had to be re-sprayed).
    If the threads inside the BB shell are damaged by shot-blasting, you either use too rough grid, too much pressure or aim too long at the same spot.

    No problem to leave the BB set in, but the set itself may be ruined.

    Prep for chrome plating: bare steel surface has to be polished.
    The better the polishing is done, the better the chrome comes out.
    Some plating companies can do it for you.

  • Cheers. I thought so. I might have a go a polishing the stays myself due to budget issues. Will keep you guys posted how it goes.
    Once i suss out this pesky lfgss posting photos thing, photos too...

  • That's a nice looking frame.

    Is it chromed in places?

    I would remove the BB, and if the threads are filthy and a bit rusty, then it might be wise to give them a quick blast. But you should def ask the person whose blasting it about this. If they have a really powerful blaster, then it's probably not worth doing...?
    Post some flics of when it's done!

  • Thanks mate. Bb is out and yes, it was a bit sludgy in there. May drill some drainage holes in it. Btw, its all steel at the mo. i want to get the stays chromed. maybe fork blades too.
    Will post up some 'after' snaps.

  • That's a nice looking frame. Did you build the frame yourself? I like the die in the seatstay bridge. It's a really nice little added touch.

  • nice looking frame.

  • Sorry late replies here. but cheers, I just centre-punched and drilled the holes in that solid cube to make a die; 2 mill drill, brazed in with edge pointing up to stop brake going on in future. a kind of 'protest bridge' really?!

  • How much did it cost you to build that frame? Did you buy the tubing and then take it to a guy to build it or did you just specify and the frame builder sorted the lot? I'd love to do a complete custom frame and choose the tubing and lugs etc. I'd also love to build it myself, but without the jigs I would struggle.

  • Did it myself with the aid of a master frame builder. 4 of us in total, so 4 frames were made during the 5 day course. You dont need the the massive heavy one piece multi adjusting jigs to build a frame. Bits of box section/ threaded bar/ a good vice/ some flat bar and spacers/ a cheapo stick welder/ a straight edge/ a good eye/ stringlines etc... and bob's your uncle. oh, the braising tackle is the major thing really. But what a buzz it was doing it! rides sweet as a nut too.

  • How much was it to do the course? From looking around it seems to be around £1000 for frame building course and the Reynolds tube set.

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Shot blasting

Posted by Avatar for PONDA @PONDA

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