How To Repair Plastic Bumpers From Home.
Let’s quickly talk about plastic bumper repair. In the video above we show you the basics of how to properly heat up and push out a large dent that was caused by backing into a fire hydrant. Their are 4 main types of automotive plastic that you’ll most likely be woking with when repairing bumpers and trim.
IMPORTANT: this is only if you want to paint your bumper cover.
Lets talk about TPO Plastics. This is one of the difficult plastics to repair. It contains 3% to 5% wax based mold release within the material.
That’s the problem, how do we get adhesive or paint to stick to mold release? Many shop owners and technicians today will just rather not touch it and throw the bumper away. TPO is repairable, but you have to take a few precautions.You need to clean your plastics well before doing any kind of sanding. Lacquer thinner works best. You may need to clean it two or three times but it’s better safe than sorry.How do you know the plastic is bumper is clean enough? Use the water test. If the water beads up like a waxed car or a water beading off a ducks back, clean it again. Try the process again until the water stays wet looking on the bumper for a while.In the video above you’ll learn the basics of how to push out dents like the one you see in the picture.
That’s it. Now you know how to repair plastic bumpers
For some people… this is all they want to do. For you, maybe you want to completely finish and paint it with a basic bumper paint. Later in this series, we will show you how to repair the minor imperfections, apply filler and completely paint the bumper to give it a fresh new look.
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