Thoroughly clean the area until the rag no.
Fiberglass over sheet metal.
Yes surface prep is everything and the exact method depends on if you want to remove the sheet metal.
Grind the area of the metal that will be getting fiberglass applied to it using an air grinder.
It s as simple as that.
Roughing up the surfaces give the epoxy more surface area to bond the fiberglass to the metal.
Fire retardant resins can make your products stand up against fire and will only char not burn up.
Deuce roadsters are available in steel from real steel rod bods and brookville but for something like a 39 ford repro body fiberglass is your only option.
However fiberglass tends to crack when stressed and warp when heated.
Fiberglass is a non corrosive material that can be used as reinforcement or as a repair patch on almost all surfaces including metal plastic and wood.
As kenny from brookville points out.
Perfect for products used outside in states near the ocean with the high salt content in the air.
It will vibrate and the bond to the fiberglass will loosen.
Wipe the ground area of the metal clean with a rag and acetone.
Fiberglass will not and enthusiasts shamelessly plug their favored car body s corrosion resistant feature.
Fiberglass rust repairs are easily available at all local auto body supply store.
Lay the fiberglass.
How to fiberglass over metal step 1.
Metal while still incredibly strong is easily repairable and advantageously moldable when heat is applied.
Rough up the metal surface with a piece of coarse grit sandpaper.
If bonding fiberglass gelcoat rough that up too.
Fiberglass has a high resistance to corrosion it will not rust.