How to prep & paint raw steel fenders


The exact procedures may vary depending on what kind of paint you are going to use.

Clean oily residue using acetone as a solvent. The blue industrial paper towels made for shop use work well for this. Dampen one towel with solvent and hold a clean dry towel in the other hand. Work small areas at a time as acetone evaporates quickly. Wipe with the damp rag and follow with the dry towel.

Once degreased, sand any thing to be painted with about 200 grit paper. Blow off with compressed air and repeat wipe down with acetone procedure. Sanding isn't 100% necessary, but will give a better bonded finish.

You're degreasing before sanding, because sanding can grind oils down into the pores of the metal. Your sanding to give the surface a "bite" for adhesion.

The final cleanup removes any residue from previous steps. Use a primer recommended for the type of paint you are using.

Some people skip this or use a different color paint. Primer bonds to both the paint coats and the metal. Also primer is primer, paint is paint.

Some of the automotive and industrial finishes such as urethane are more durable than enamel, but can be quite hazardous to your health to spray unless proper protection is used.

​How to Install or Replace a Trailer Fender

Trailer Fender Replacement Installing or replacing a trailer fender can easily be accomplished by yourself with just a few basic tools. A fender can typically be mounted and replaced in under an hour. This article will go over the steps needed to install a new or replace an old fender. Tools Needed:Screwdriver or Welding GunWheel Chock, [...]

Read More »

How Does A Fender Get Damaged?

Fenders can be damaged in many different ways. Most commonly, from tire blowouts while traveling down the road. The best way to prevent this is to take proper maintenance precautions when it comes to your tires. Always be sure that your tires are inflated to their MAX PSI rating. This will help support the sidewall [...]

Read More »

Steel Gauge conversion to Inches and Millimeters

Steel Gauge to Inches & Millimeters United States Steel Gauge Inches Millimeters 6 0.2031 5.160 7 0.1875 4.760 8 0.1719 4.370 9 0.1563 3.970 [...]

Read More »

What are the Differences in Trailer Fender Materials?

Which Fender Is Better?Many people ask when they think about purchasing fenders; "Which is better, steel, plastic, or aluminum?" There is no right answer, as each has their own pros and cons. Also, depending on their use, one material may be better suited to your needs and the environment you will be using your trailer in.Steel FendersSteel fenders [...]

Read More »