P/N: SF7500-04

Fabric Primer

Superflite SF7500 System 7 Fabric Primer
The SF7500 System 7 fabric primer is the shining star of the Superflite urethane system. It is a high-build flexible primer with excellent filling and sanding properties. Available in a gallon (SF7500-01) or quart (SF7500-04).

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: Mix 4 parts (gallon SF7500-01 or quart SF7500-04) primer base with 1 part SF7600-08 primer catalyst. May be reduced up to 50% with any of the 7800-series reducers.
Pot life at 77ºF: 1 hour
Clean up: Use lacquer thinner, MEK, acetone, or any of the 7800-series reducers.

Gun Setups:
Conventional
Gravity Feed: 1.4mm-1.8mm
Siphon Feed: 1.4mm-1.8mm

Air Pressures:
Conventional at Gun
Gravity Feed: 30-40psi
Siphon Feed: 35-45 psi
HVLP at cap: 8-10 psi

Application:

• Apply medium wet coats over substrate to desired film thickness
• Allow 10 – 25 minutes between coats
• Scuff after 4 hours before applying topcoat or recoating
• Clean gun after spraying is completed

Safety: A fresh air breathing system is required when spraying this product.