Hand sanding bondo for the final preparation to spray primer on the car. Body Filler is a tricky thing to work with unless you know the right way to do it. Paint and body for automotive repairs takes practice and patients.
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What grit sandpaper do I use to sand Bondo?
First step: Prep the Surface
Make sure to sand outside of the repair area as Bondo will need to be spread and applied wider than the damaged area. (36-grit to 220-grit should do the trick for body filler application).
Can You Sand Down Bondo?
Cut and sand
Once the Bondo cures, it’s time to sand. Power sanders are OK to break the surface and knock down any high spots, but hand sanding with the body contour is the best way forward. Cut in with heavier grit sandpaper and work out to about 80 grit to leave a tooth for the following skim coats.
Does Body Filler Go Bad?
In a heated storage room, the polyester body filler will last several years. It’s just the hardener that goes bad. Paste hardener should be kneaded in the tube to reach a smooth uniform consistency every time before it’s used.
Is Bondo Toxic After It Dries?
Applying Body Filler / Bondo
As the filler dries, styrene is released to the air and you can breathe it. … Exposure to styrene can cause respiratory irritation. It may also damage your liver and possibly cause cancer at very high levels of exposures – not usually found in autobody shops.
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Thank you My Friend Pete for the beginner hand tool video.
Hello Pete and Minnie
Hey Pete a cheese grater is for cheese a surform tool is for body filler.
Good and helpful guidance always welcome and appreciate by our inexperienced people Pete.Thanks for sharing it with us.
Thanks Pete best regards from Holland
i have to wait till i get my new shop to finish my pu all it needs is the final paint job and the interior is all most dun
I really want to see you do that Corvette. From stripping that fibreglass to putting on primer that doesn't check and crack like the factory did to painting the inside of those Sail Panels.
Excellent advice and video!
i think my friend pete needs to update his schooling…my friend pete goes back to autobody school, sounds like a great video idea to me. we'll see if he learns anything new
Pete i used rage gold..i did some body work on a black car and it came out grate. fast fwd 8 months it shrink on me and looks like shit… what did i do wrong ? thanks man