Single stage urethane
saves spraying lifetime.
Single stage urethane is a one-step depiciton course for automobiles that avoids the necessity of a clear-coat Stop. The tint is durable Sufficiently to polish without altering the colour tone, and using it reduces the overall refinishing bit. The urethane must be mixed with a hardener and reducer before spraying and, while the ratios may vary from product to product, the habitual ratio is 4 parts dye to 1 cut hardener to 1 department reducer.
Instructions
1. Manipulate rust conditioner to rusty areas and end a plastic putty ripper to fill holes and dents with protest filler. Feather the filler into the target with sandpaper.
2. Mask off all areas not to be painted with tape and masking paper. Employ the tape carefully to avoid messy cleanups of overspray closest. Conceive definite you tape down the sheets of paper to prevent overspray from going underneath them.
3. Fill the Mug of the spray gun with primer and turn on the compressor. Assessment the spray pattern, rotating the nozzle of the gun and the air strength from the compressor until you shop for a vertical spray mannequin approximately 8 inches Broad from a distance of 6 inches.
4. Holding the gun 6 inches from the surface, cause spraying in a left-right locomotion from deadline to stop, overlapping approximately half the broadness of the spray decoration. Move at a speed that will leave a shiny surface of paint without runs, drips or separation.6. Fill the cup about three-quarters full of urethane and mix in hardener and reducer according to the manufacturer's specifications. Spray the mixture on the surface in the same way as you sprayed the primer. Let it dry for 12 to Day and night and, if a second coat is needed, sand the surface with 400-grit sandpaper, tack it and spray again.
When you are finished, rotate the nozzle 90 degrees and spray again in an up-down pattern. Let the primer dry for 2 hours.5. Lightly sand the primer with 220-grit sandpaper and tack the surface.
7. Let the finish cure for 24 to 48 hours before buffing it out and applying wax or polish.
