The typical thickness of a single coat of varnish or clear urethane finish is about one to two thousandths of an inch (dry film thickness). The surface roughness necessary for a flat coating is less than a tenth of that, and satin finish, semi-gloss, etc., surface roughness is even smaller. Satin-finish skirt.
Jun 08, 2012 · We prefer the look of semi-gloss/satin rather than the mirror finish. We also have a main staircase to do. One guy said that the oil based gloss is the hardest surface available, and that the semi-gloss/satin is much softer and more easily scratched and dented by high heels etc. Nov 16, 2007 · The satin finish will not wear off sooner than high gloss finish. Essentially, it's the same finish with the makers I am familiar with. Just that one has been buffed out, the other not so. Many of us have buffed out the satin finish on our guitars and end up with a satin-gloss or semi-gloss effect. Doesn't take too long.