P/N: SF7128-04

Superflite System 7 Urethane Topcoat

Latest Urethane Technology for Fabric Covered Planes
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.

Review the System 7 manual for a step-by-step guide on aircraft recovering. This manual includes handy tips, safety guidelines, troubleshooting, and more. View the digital download here or purchase the hardcopy (P/N D102-SYS7).

Mixing Ratio: 2 parts paint to 1-part (pint SF8950-08 or quart SF8950-04) 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.