Coating Science
- Paint Properties Solids content: 35-65%. Viscosity: 70-120 KU. Coverage: 250-400 ft²/gal. DFT: 1.5-3.0 mils. VOC: 50-250 g/L. pH: 8.0-9.5.
- Stain Characteristics Penetration: 1/16-1/8". UV protection: 2-5 years. Water repellency: 80-95%. Color retention: 85-95%. Mildew resistance: ASTM D3273-82.
- Primer Metrics Adhesion: 4B-5B. Block resistance: 7-9. Flash point: >200°F. Spread rate: 300-400 ft²/gal. Recoat time: 2-4 hrs. Cure time: 24-72 hrs.
Application Methods
- Spray Systems Pressure: 2000-3000 psi. Tip size: 0.013-0.017". Fan width: 10-14". Flow rate: 0.24-0.33 gpm. Filter mesh: 60-100. Overlap: 50%.
- Brush/Roller Specs Brush width: 4-6". Bristle type: polyester/nylon. Roller nap: 3/8-1/2". Coverage rate: 80-120 ft²/hr. Wet film: 6-8 mils.
- Equipment Care Clean frequency: 4-6 hrs. Filter change: daily. Tip replacement: 50-100 gal. Hose pressure test: weekly. Pump packing: 500-1000 gal.
Environmental Controls
- Weather Requirements Temperature: 50-90°F. Humidity: 35-75%. Wind speed: <15 mph. Surface temp: 5°F > dew point. No rain forecast: 24 hrs min.
- Surface Preparation Cleanliness: SSPC-SP1/SP2. Profile: 1-2 mils. Moisture content: <15%. pH range: 6-8. Dust level: ISO 8502-3.
- Protection Methods Overspray control: 75-90%. Ground cover: 10 mil poly. Masking width: 24-36". Ventilation: 6-12 ACH. PPE level: C/D.
Quality Assurance
- Inspection Points Surface prep: SSPC-VIS 1. Wet film: every 100 ft². Dry film: every 200 ft². Adhesion: ASTM D3359. Color match: ΔE < 1.0.
- Testing Methods Moisture meter: <15%. Salt contamination: <5 µg/cm². Profile gauge: ±0.5 mil. Dry film: ±0.5 mil. Gloss meter: ±5 units.
- Documentation Daily reports: conditions/progress. Batch records: paint/primer. Test results: QC points. Photos: before/after. Warranty: 2-5 years.