Rust-Oleum Professional Cold Galvanizing Compound is a zinc coating spray which contain a high loading of zinc used to touch-up damaged or weathered galvanized surfaces such as gutters and fences. The Bright Galvanizing Compound allows you to match newer galvanized surfaces while the Cold Galvanizing Compound repairs more weathered surfaces. The coverage of this aerosol spray is 10-12 square feet.
Features of Zinc Coating Spray
NOTE: Bright gray contains 80% zinc and 12% aluminum in the dry film.
Cold gray contains 93% zinc in the dry film.
How to use Cold Galvanizing Compound Spray?
Conditions to Spray
Use outdoors or in a well ventilated area such as an open garage. Use when temperature is between 50-90ºF (10-32ºC) to ensure proper drying. Do not apply to surfaces, when heated,
exceed 200ºF (93ºC). Avoid spraying in very windy and dusty conditions. Cover surrounding area to protect from spray mist.
Remove all dirt, grease, oil, salt and chemical contaminants by washing the surface with commercial detergent or other suitable cleaner. Rinse thoroughly with fresh water and allow to fully dry.
Apply only when air and surface temperatures are between 50-90°F (10-32°C) and relative humidity is below 85% to ensure proper drying. Use in a well ventilated area. Protect surrounding area, clothing and skin from overspray. Overspray can carry a significant distance. Shake can vigorously for one minute after the mixing ball begins to rattle. If mixing ball fails to rattle DO NOT STRIKE CAN. Contact Rust-Oleum. Shake often during use. Hold can upright 12-16 inches from the surface and spray in a steady back-and-forth motion, slightly overlapping each stroke. Keep the can the same distance from the surface and in motion while spraying. Apply 2 or more light coats a few minutes apart to avoid drips and runs.
Properties of Cold Galvanizing Compound Spray
Metallic Zinc, Aluminum
Acetone, Toluene, Xylene
Recommended Dry Film Thickness (DFT) Per Coat
1.0-2.0 mils (25-50µ)
Practical Coverage at Recommended DFT>
10-12 sq. ft./can (assumes 15% material loss)
Dry Times at 70-80°F (21-27°C) and 50% Relative Humidity