SF7137 Medium Gray System 7 Superflex Topcoat - Quart

The Superflite System 7 Superflex topcoat is the latest urethane technology for fabric covered airplanes.  System 7 is more durable, flexible, and affordable than any other urethane on the market today.  It's easy to apply, easy to repair, and gives you a show quality finish with minimal effort. Mixing Ratio: 2 parts paint to 1 part SF8950 catalyst.  Thin ½ part with one of the 7800-series reducers. Compatible Substrates: System 7 Topcoats may be applied over: Fabric coated with the Superflite System 7  Superflex Primer Aluminum or steel coated with the Superflite System 7 Epoxy Primer Fiberglass or composite coated with the Superflite System 7 Epoxy Primer Surface Prep: Fabric:  apply two coats of the Superflite System 7 fabric primer, sand, and clean with Superwash. Metal:  apply two coats of the Superflite System 7 epoxy primer, sand, and clean with Superwash. Pot Life: @70ºF/50% RH 6 hours High heat and humidity will shorten pot life.  Spray Viscosity: #2 Zahn cup: 20-25 seconds  Spray Gun Set-Up: Fluid Tip: HVLP – 1.3-1.5 mm Conventional – 1.3-1.5 mm  Air Pressure: HVLP – 8-10 PSI at the cap Conventional – 50-60 PSI Pressure Pot Set-Up: HVLP - 1.0-1.4 mm with 8-12 fluid oz. per minute Conventional – 1.0-1.4 mm with 8-12 fluid oz. per minute Optimum Spraying Conditions Ambient Temperature:  >60ºF Number of Coats: 1-1.5 cross coats or 2-3 passes Allow 15-20 minutes flash between coats. Theoretical Coverage: 514-659 square feet *Ready to Spray gallon, giving 1 mil dry film thickness  Health and Safety: Fresh air breathing mask, safety goggles, and skin protection required.