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How to Use a Plastic Bumper Repair Kit to Set Scuffs and Cracks

Car bumpers are so prone to being damaged. A slight wrong move during a manoeuvre or a simple reversing accident and y'all can end upward with scuffs, scratches and even cracks.

The proficient news is that nigh modern bumpers are plastic covers, with steel structures subconscious farther dorsum. This means the impairment is normally cheaper and easier to fix than it would be on metal and chrome bumpers.

Y'all may exist able to repair plastic bumper scuffs and scrapes with a DIY kit at home. But if your bumper is croaky or split, the repair procedure becomes more complicated as yous need to seal the split. It involves sanding, sealing, sculpting and painting, so it'southward not a job for DIY novices.

Choosing a repair kit

If you are thinking of trying to set the damage yourself, there are a range of plastic bumper repair kits available. These are a expert idea because they incorporate all the materials you lot need and will be compatible, rather than trying to purchase products separately.

Y'all should as well choose a dedicated bumper repair kit which uses a filler that's meant to be flexible and move with the plastic, preventing hereafter cracks in the bumper.

And remember that the kits don't contain paint and finishes – this needs to be bought separately.

Near bumper repair kits are suitable for virtually types of plastic bumpers. Merely if you want to double-cheque, the bumper should have a postage stamp on the inside telling you what type of plastic it'due south made of – so you'll need to speak to your local car parts shop to discover out which product is best for yous.

How to use a bumper repair kit

If your plastic bumper has scuffs and scratch impairment, the repair tin be carried out just on the forepart side of the bumper. All the same, any cracks or splits should be repaired from the front and back. Make sure you piece of work in a dry identify like a garage and take your time with the process – it can be fiddly but rushing information technology will create a bad finish.

1. Thoroughly clean the bumper inside and out. Any dirt or grease volition stop the filler bonding properly and ruin the advent of the repair. Allow to dry and wipe downwards with solvent wipes, which are usually included in the kit.
2. Inspect the damaged area closely. If any shards of plastic are sticking up, advisedly remove them with a knife or bract. And so sand the area by hand with 80 grit sandpaper to remove raised or sharp edges and exit a somewhat rough end – this will give the filler something to bond with. Wipe away the dust with a slightly damp cloth.
3. If your bumper is cracked or carve up, line up the two sides and then they sit level and hold in place on the front end side with stiff masking record.
4. Now y'all'll need to repair the back of croaky bumpers. Some kits contain a solution to assistance the filler bond to the plastic – utilize this commencement and allow to dry.
5. Then utilize a good layer of plastic filler material, spreading it out over and across the expanse needing the repair. Bear in mind that the filler normally starts drying quite quickly, so you lot volition need to work fast here.
6. Next, take the bonding mesh and cut it to size, leaving it to extend one inch past all sides of the harm. Attach the mesh over the damage to pin the two sides of the crevice in place.
7. Utilise a liberal layer of filler over the mesh to completely embrace information technology. Shine it out and permit the filler to harden for the time stated on the pack instructions before you offset work on the front of the bumper.

9. Remove the masking tape and sand down the impairment at the front to make the area a little depression and create a rough surface for bonding. Apply bonding liquid if supplied.
10. Apply a liberal amount of repair textile to the damaged area so that you lot make the surface a little college than surrounding bumper. Utilize a spreader like a squeegee to carefully smooth out the filler. Make sure to push the filler into any scratches to fill them right to the bottom. Cover with smoothing film if supplied and allow to dry and fully harden.
11. Sand the repair surface area level, first with 80 grit sandpaper and so with a fine grain sandpaper to smooth it out. If needed, apply another light layer of filler over any gaps or dips to restore the original contours.
12. Once hardened, finish the sanding with moisture fine dust sandpaper for a really smooth finish and wipe away any grit.
13. Now your repair is finished, it's time to prime number and paint the bumper. You'll demand proper bumper primer and paint that is flexible enough for plastic, otherwise it may crevice and flake. Y'all will likewise need to employ a clearcoat over the finished pigment to keep it in good condition and prevent more impairment. Utilise at to the lowest degree two coats of each, primer, pigment and clearcoat, assuasive to dry fully betwixt coats. Annotation that plastic bumper repair kits don't come up with paint or finishes, but may comprise primer.
14. Leave a paint job to dry out at least overnight.

Subsequently any paint repair, it'due south best to wax the auto, preferably professionally to keep the paint in the best status. Wait at least a week after the repair before waxing.

Here are some great resource to help you carry out a paint repair on your car:

• How to observe your machine'southward paint color code
• How to affect up auto pigment

Professional plastic bumper repairs

If you're not comfortable with DIY kits, get professional plastic bumper repairs for scuffs, scrapes and cracks with ChipsAway. Nosotros're the U.k.'s leading machine body repair specialists and our technicians can fix your bumper in only a few hours.

Request your costless estimate online today.

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Source: https://www.chipsaway.co.uk/blog/how-to-use-a-plastic-bumper-repair-kit-to-fix-scuffs-and-cracks/