Description
TECTYL® 8140 is a high-performance, thixotropic asphalt corrosion preventive undercoating designed to provide comprehensive protection for transportation equipment. Combining advanced asphalt, solvents, and specialized additives, this product creates a durable black protective film that offers exceptional defense against rust, corrosion, abrasion, and noise in the most challenging environmental conditions.
Properties
- Liquid Appearance: Black, Thixotropic
- Dry Film Color: Black
- Film Characteristics: Firm, Resilient, Abrasion-Resistant
- Film Type: Asphalt-Based Solvent Cutback
- Flash Point: 105°F (PMCC)
- Density: 8.1 ± 0.1 lbs/gallon @ 77°F (25°C)
- Specific Gravity: 0.97 @ 60°F (15.6°C)
- Non-Volatile % by Weight: 61 ± 2%
- Non-Volatile % by Volume: 52 ± 2%
- Volatile Organic Content (VOC): 2.8 lbs/gallon
Key Features
- Advanced Thixotropic Formulation
- Gel-like consistency in uncured state
- Becomes more fluid when mixed
- Improves application and spreading characteristics
- Superior Protective Performance
- Comprehensive shield against moisture and contaminants
- Significant rust and corrosion prevention
- Exceptional sound deadening properties
- Durability and Longevity
- Long-lasting protection
- Up to 2 years outdoor protection
- Up to 5 years indoor protection
- Firm, resilient coating
Performance Specifications
- Wet Film Thickness: 28-38 mils
- Dry Film Thickness (DFT): 15-20 mils
- Drying Time:
- Dry to Touch: 2-4 hours
- Full Cure: 16-24 hours
- Coverage: Approximately 79 sq. ft. per gallon
- Recommended Dry Film Thickness: 15-20 mils
- Theoretical Coverage: 55 sq. ft/gallon
Ideal Applications
- Transportation Equipment Protection
- Automobiles
- Trailers
- Chassis Frames
- Commercial and Industrial Trash Containers
- Metal Surface Protection
- Ferrous metals
- Non-ferrous metals
- Interior and exterior coating
Application Guidelines
Surface Preparation
- Ensure metal surfaces are:
- Clean
- Dry
- Free of rust
- Free of oil
- Free of mill scale
Application Conditions
- Substrate Temperature: 50-95°F (10-35°C)
- Ambient Temperature: 50-95°F (10-35°C)
- Recommended Equipment:
- Pump Ratios: 15:1 or greater
- Spray Nozzles: Tungsten carbide
- Nozzle Tip Size: 0.021″ to 0.025″
- Hose Specifications:
- Short distances (up to 50 ft): Minimum 3/8″ diameter
- Longer distances: Up to 1/2″ diameter high-pressure fluid hoses
Application Method
- Airless spray application
- Use as supplied
- No thinning required
- Mild agitation prior to use
Removal and Cleanup
- Removal Methods:
- TECTYL HPS solventborne thinner
- Vapor degreasing
- Hot alkaline wash
- Low-pressure steam
- Fabric Removal: Normal dry cleaning procedures
- Caution: Avoid chlorinated or highly aromatic solvents on painted surfaces
Storage and Handling
- Storage Temperature: 50-95°F (10-35°C)
- Mild agitation recommended before use
- Safety Precautions:
- Ensure adequate ventilation
- Avoid exposure to ignition sources
- Refer to Material Safety Data Sheet for detailed handling instructions
Performance Characteristics
- 5% Salt Spray Resistance (ASTM B-117): 500 hours
- 100% Relative Humidity Resistance (ASTM D-1748): 500 hours
- High Temperature Flow Point: Minimum 350°F
- Excellent adhesion and protection on C.R. steel substrate