Take time while sanding for best results. Once they do you can treat them as you have or replace them.
Wet-sand the plastic headlight lens and then switch to the 1500 grit disc.
Wet sanding headlight lenses. Water acts as a lubricant needed to polish out the scratches dry sanding produced. Step 3 Wet sanding with 800-2500 grit sandpaper. This is where it gets fun.
Take your water bottle a bucket of soap and water works great too and rinse off the initial white powder. The purpose of dry sanding is to take off the rough caked on substances. To get the oxidation off these headlights were going to be using three different grits of sandpaper to sand down any oxidation were gonna start with a 500 grit.
Im gonna be using a DA just to speed up the process that just velcros on this power sander were gonna go from 500 to 800 grit and then to a final polish with a 3000 grit sandpaper. This is due to oxidation on the lens. Once oxidation begins to take place it quickly degrades the headlight lens because polycarbonate is a porous material.
Wet sanding what we will be doing helps to remove this oxidation and restore your headlights to a safer condition. Wet the sandpaper and the headlight then sand the lens in straight horizontal strokes. Sand in the same direction the whole time with this first one.
Make sure you keep the surface wet as you. Rinse the lens and sandpaper as needed. Despite wet sanding the surface some UV coating is still left on the front of the headlight but due to its deterioration the UV coating has been removed on the top and you may be able to see that transition line.
Permanently restore your headlights like if they were straight out of the factory by wet sanding and spraying a clear coat. Sandpaper PerfectClean your head. Spray the headlights with the water and then use the sandpaper to you know sand.
Keep the headlight wet as you work sanding in a circular motion. It should only take about a minute or so of. Wet-sand the plastic headlight lens and then switch to the 1500 grit disc.
Finally there is a 3000 grit foam disc for the final sanding step. To polish switch out the foam disc for the. To clean plastic headlights you would need an abrasive to lightly scrape off the oxidized layer.
Professional detailers use wet sanding methods with various sandpaper grits along with polishers to get the desired clarity from the lens. You have seen videos on restoring headlights with bug spray toothpaste baking soda and the kits you buy in the store but all of these methods are temporary and eventually the haze and oxidation. Remember to keep both the surface of the headlight lens and the surface of the paper wet and to take your time.
You should be spending between five and ten minutes with each sandpaper grit which means the sanding process should take between 15 and 30 minutes depending on the level of oxidation on the lens. With the lens still wet apply the polish evenly over the entire headlight. Grab a sanding sponge or a soft hand pad and take out the starting sandpaper which you decided earlier in most cases the 600 grit sandpaper.
Fold the sandpaper in three around the Soft Hand Pad Or Sanding Sponge. Dip the sponge and sandpaper into the soapy water. Headlights will yellow over time almost like its their purpose in life to do so.
Once they do you can treat them as you have or replace them. You will be sanding them again when they turn yellow again. The clear coat sitting on top of the plastic will be removed by your sanding.
Some of these kits use sandpaper to wet sand the outer surface of the headlight getting rid of the buildup. Afterwards a protectant or polish can be used to clean up any leftover debris or. The process begins with wet sanding the lens with the brown sandpaper.
After the lens has been evenly sanded wipe the lens clean with a towel and move on to the finer-grit blue sandpaper to repeat the process. Then using one of the applicator cloths polish the lens evenly with a small amount of the CV-1 compound until it completely dries. 1-16 of over 1000 results for headlight sanding.
3M Headlight Lens Restoration System 39008. 45 out of 5 stars 13532. Get it as soon as Sun Oct 18.
Keadic 50pcs 3 Inch Dry WetDry Sanding Discs Assortment Kit Aluminum Oxide Multiple Grits 80-7000 with 14 inch Shank Backing Pad and Soft Foam. Pour water on the headlights and sand them. Move the wet sandpaper continuously on the headlights to remove large visible scratches until the surface becomes smooth.
Take time while sanding for best results. The headlights will have a cloudy appearance due to the loose coating forming as a result of the sanding. Use plenty of clean water and clean the surface of the headlights as you go.
Wet the 400 grit sandpaper and the headlight lens. Make sure the lens and sandpaper are always wet. Using the wet sandpaper and very light pressure sand the lens in a large circular pattern.
Constantly spray with water throughout the process.