1. Fillers are added to liquid resins and paint to lighten the finished product or to create a desired surface.
2. When used with epoxies, be sure to activate the resin before adding fillers. So, you do not throw off the ratio of the epoxy system or it will not work properly.
3. Talc and Fumed Silica will give you a nice creamy putty, but they are not very sandable.
4. Microballoons will give you a lighter and more sandable putty.
5. Phenolic Microballoons are the largest sphere and easiest to sand.
1. Do not mix more resin then you can apply within minutes.
2. Be sure to work in a well ventilated area.
3. When working with thicker glass first apply resin, then fiberglass and resin on top.
4. Wear safety apparel for the project you have at hand. Different projects require different safety apparel.
1. Cup guns will spray gelcoat straight out without having to reduce the gelcoat first.
2. Spray guns depending on the tip size may require reduction with Patch Booster or Duratec.
3. Cup guns are generally used for mold application.
4. Spray guns are generally used for re-finishing parts.
1. Acetone is good for cleaning polyesters, but not epoxies.
2. Lacquer Thinner tends to be a good solvent for cleaning surfaces to remove wax and oils.
3. Isopropyl Alcohol 99% (water free) is a mild solvent that is recommended when using Epoxy Table Top Resin and cleaning new epoxy surfaces.