TT-P-645B
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TT-P-645B Protective PRIMER, ZINC MOLYBDATE, ALKYD, F-84 & Marine Coatings Y N42Y100 ELLOW PRODUCT DESCRIPTION RECOMMENDED USES TT-P-645 is a zinc molybdate, alkyd primer formulated for use as a general primer for applications to steel and aluminum. This product complies with Military Specication TT-P-645, Formula 84. For use on prepared steel and aluminum in marine and industrial environments: • Marine Vessels - interior and exterior • Offshore platforms PERFORMANCE CHARACTERISTICS PRODUCT CHARACTERISTICS Finish: • Complies with Military Specication TT-P-645, Formula 84 Color Yellow Volume Solids: Weight Solids: Recommended Spreading Rate per coat: Wet mils (microns) Dry mils (microns) ~Coverage sq ft/gal (m2/L) Theoretical coverage sq ft/gal 896 21.9 (m2/L) @ 1 mil / 25 microns dft NOTE: Brush or roll application may require multiple coats to achieve maximum lm thickness and uniformity of appearance. Drying Schedule @ 3.0 mils wet (75 microns): @ 50°F/10°C To touch: To recoat: To cure: 8 hours 10 hours 14 days 4-6 hours 6-8 hours 14 days 1 hours 6 hours 3 days Drying time is temperature, humidity, and lm thickness dependent. Shelf Life: Flash Point: Reducer: Clean Up: 12 months, unopened Store indoors at 40°F (4.5°C) to 100°F (38°C) 100°F (38°C) SETA Flash Not recommended Mineral Spirits, R1K4

TT-P-645B Protective PRIMER, ZINC MOLYBDATE, ALKYD, F-84 & Marine Coatings Y N42Y100 ELLOW PRODUCT INFORMATION SURFACE PREPARATION RECOMMENDED SYSTEMS Dry Film Thickness / ct. Mils (Microns) Steel or Aluminum: 1 ct. TT-P-645 1-2 cts. Mil-PRF-24635 Surface must be clean, dry, and in sound condition. Remove all oil, dust, grease, dirt, loose rust, and other foreign material to ensure adequate adhesion. Refer to product Application Bulletin for detailed surface preparation information. Minimum recommended surface preparation: Iron & Steel: SSPC-SP2 Aluminum: SSPC-SP1 The systems listed above...

TT-P-645B Protective PRIMER, ZINC MOLYBDATE, ALKYD, F-84 & Marine Coatings Y N42Y100 ELLOW APPLICATION BULLETIN APPLICATION CONDITIONS SURFACE PREPARATIONS Surface must be clean, dry, and in sound condition. Remove all oil, dust, grease, dirt, loose rust, and other foreign material to ensure adequate adhesion. Iron & Steel Minimum surface preparation is Hand Tool Clean per SSPC-SP2. Remove all oil and grease from surface by Solvent Cleaning per SSPC-SP1. For better performance, use Commercial Blast Cleaning per SSPC-SP6/NACE 3, blast clean all surfaces using a sharp, angular abrasive for...

TT-P-645B Protective PRIMER, ZINC MOLYBDATE, ALKYD, F-84 & Marine Coatings Y N42Y100 ELLOW APPLICATION BULLETIN APPLICATION PROCEDURES PERFORMANCE TIPS Surface preparation must be completed as indicated. Stripe coat crevices, welds, and sharp angles to prevent early failure in these areas. Mixing Instructions: Mix paint thoroughly with low speed power When using spray application, use a 50% overlap with each pass agitation prior to use. of the gun to avoid holidays, bare areas, and pinholes. If necessary, Apply paint at the recommended lm thickness and spreading cross spray at a right angle...