If the corrosion exists in the paint, you must remove the clear-coat paint before proceeding. Use some sandpaper to rough up the surface of the old paint. Strip off component parts This is essential to do a proper paint job on a frame. Consequently, the cycles used represent compromises that provide the best combinations of properties. For an aluminum frame I'd lightly sand it down with 180 -220 grit dry sandpaper, then use aircraft paint remover. I use a local alloy wheel refurbishing company that use a soft media blast I then hand finish for either a brushed or polished finish, cost me £15.00, bead blasting must be best bet. Using a Metal Polish: There are different brands of metal polishes that are available in the market, but one of the most popular is Blue Magic 400 Metal Polish Cream.This works well not only in oxidized aluminum, but in other materials as well, such as copper and steel.Aside from being able to remove the oxidation and tarnishes on the surface of the rim, it will also provide a protective … Link Removal “Precipitation heat treatments generally are low-temperature, long-term processes. Unfortunately, the cycle required to maximize one property, such as tensile strength, is usually different from that required to maximize others, such as yield strength and corrosion resistance. Heats involved are around 220°C IIRC. Forum Rules Wait two to three minutes then use a paper towel to wipe away the gasket remover along with the adhesive from the stickers. It will non-age the alu .. Prob snap not long after! The objective is to select the cycle that produces optimum precipitate size and distribution pattern. DO NOT shot blast aluminium-it’ll blow holes in it, get it soda or crushed walnut shell blasted. Or if you just want to shift the paint then a blowtorch and a wire brush…. Larry Simmons is a freelance writer and expert in the fusion of computer technology and business. As alluded too above there are a number of different materials you can blast with. Mask off any section of the bike frame from which you don't wish to remove paint or stickers with masking tape. So, the Kona was project based upon green, the Corratec is going monochrome – the only pain at the moment is finding a 30.6mm seatpost in white at 400mm long – anyone got any ideas? We use chilled iron grit at work and for certain tests have to use 4mm or more thick panels because blasting bends anything thinner. “. They have not masked up the anodized window frames, can anyone suggest how to remove white paint brush marks from the brown anodised aluminium window frames. Get a wire drill bit made specifically for stripping paint. Steel wool is used to remove more stubborn graphics. Dish soap is another great option. Let the remover set for two to three minutes until the paint begins to bubble and the stickers begin to buckle. Paint chips can allow rust to start even on a dry, salt-free steel frame.To prepare the surface for touch-up paint, don't sand the chipped area except to remove rust. I think they banned sand due to issues with respiritable silica but there are probably similar materials still allowed (or certain sand types). Cheers for the help everyone. Spray the bike frame with a moderate coating of gasket remover, holding the container six to 12 inches from the frame. Update: I invoked my rights as a Yorkshireman to do this for as little as possible. Now, new and safer products are available that allow you to remove paint easier with less fewer toxic ingredients. I mean as compared to buying a frame from the far east and bolting the bits to it…. Nowt wrong with a blowtorch – as long as you’re sensible and only bubbling the paint, not cooking the thing. The guy who powder coated one of my alu frames wouldn’t sand blast it cos he was concerned it could damage thin wall alu tubing. Titanium is softer than steel, and any paint should be removed using chemical paint remover, as with aluminum. Not all alloys of aluminium are heat-treatable. Pat the frame dry with another piece of cloth. How To Remove Paint From An Aluminum Bicycle Frame. Finish is normally ok if the powder coater is good, won’t be as good as a conventionally sprayed frame done with automotive paint and an experienced sprayer. Heard some misgivings re the temps used in powder coating having an effect upon the integrity of aluminium frames – anyone heard of this? So far Drano [affil. ... My lovely new Fuji road bike has only 2 weeks and about 350 miles on it - and there are already 2 chips in the silver paintwork. email in profile. The frame looks in great nick other than one small dent on a chainstay. Troy Lee D4 Carbon Helmet – The King of Helmets? Although this is unlikely to cause damage to the frame, it will make your bike less beautiful. Scrape away the gasket remover and the paint or stickers with a rubber putty knife, working from one edge of the sprayed area straight across to the other edge in rows. 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