Sherwin-Williams CM0483787 Chrome Free Primer is Designed to meet Boeing BMS 10-79, Type I, Class N, CM0483787 is an high performance, two-component, corrosion inhibitive Epoxy Primer which contains no chromate. It provides excellent adhesion to treated substrates and meets all VOC regulations that require a 2.9 lb/gal (350 g/L)VOC primer.
Country of Origin
Schedule B Code
6 x 6 x 8 inches
MIL-PRF-23377 Type I Class N
Provides corrosion protection without the use of chromate, which makes it safer for the environment and applicator. Designed to meet the performance criteria set forth in MIL-P-23377, Type 1, Class N and Boeing BMS 10-79. Flows out to a nice, smooth surface. Provides excellent substrate opacity. Designed to work with Sherwin-Williams topcoat systems. High square coverage per gallon. Contains less than 2.9 lbs. of VOC per mixed gallon or 350 grams per liter. Excellent topcoat gloss hold out.
CM0483787 Surface Preparation
To insure proper primer adhesion to the substrate, all contaminates must be removed. Depending on the type of substrate to be prepared, different methods should be used. There are a variety of processes to prepare these substrates for primer and painting.
Sherwin-Williams primers are designed to go over various treatments (i.e., alclad or anodized aluminum, composite, fiberglass, magnesium, and stainless steel) as well as properly prepared metal and composite substrates. Please refer to recommendations for cleaning, application, and preparation before painting to the manufacturer of the treatment.
Shake primer component for 15 minutes before admixing.
Admix by Volume: 3 Parts Chrome Free Primer CM0483787 1 Part Adduct CM0120787 1 Part Reducer CM0110787
Add the Adduct and Reducer into the Primer Component. Stir in slowly and allow a 15-minute induction time
It is recommended to filter strain admixed primer before placing material in containers for spraying.