Tectyl 891D Class I
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Product Information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Size | Drum, Pail, Gallon, Quart, Pint |
Description
TECTYL 891D Class I is a premium black, solvent-based, asphaltic corrosion preventive compound manufactured by Daubert Chemical Company, specifically formulated to meet Military Specification MIL-PRF-16173E, Grade 1, Class I requirements. This high-performance coating creates a firm, glossy, black protective film that provides exceptional long-term protection for metal surfaces in various storage and transportation conditions. The Class I designation indicates a conventional formulation that may exceed 2.8 lbs/gallon VOC content, offering maximum protection for applications where environmental regulations permit.
Properties
- Dry Film Color: Black
- Film Type: Firm, Glossy
- Liquid Appearance: Black, Light Viscosity
- Non-Volatiles by Weight: 50.4%
- Non-Volatiles by Volume: 44.1%
- Specific Gravity: 0.88
- Weight per Gallon: 7.3 lbs
- V.O.C. (lbs/gal minus water): 3.64
- Viscosity: 1,500 cPs (Brookfield RV Spindle #3 @ 10rpm)
- Flash Point: 105°F
- Dry Film Thickness: 2.5 mils
- Coverage: 340 sq.ft/gal
- Cure Time: 16 hours
Key Features
- Military-approved under MIL-PRF-16173E, Grade 1, Class I specifications
- Also complies with MIL-P-116J, Type P-1 requirements
- Excellent performance in accelerated corrosion tests (864 hours in 5% Salt Spray)
- Superior humidity resistance (960 hours in 100% Relative Humidity)
- Extended protection periods (5 years indoor storage, 2 years outdoor exposure)
- Hard, waxy film effectively resists moisture, salt, and other corrosive elements
- Higher VOC formulation for enhanced performance in demanding applications
- QPL (Qualified Product Listed) status ensures reliable performance
Ideal Applications
- Military Equipment: Protection of weapons, vehicles, and critical components
- Shipyard Applications: Preservation of float coats, voids, tanks, and rudders
- Transportation Equipment: Long-term protection during shipping and storage
- Industrial Machinery: Safeguarding metal surfaces in harsh environments
- Outdoor Exposure: Provides durable protection for equipment stored outside
- Fill and Drain Method: Specialized application for ship rudders and similar components
Application Guidelines
- Preferred application by spray, though brush and dip methods are also effective
- Recommended ambient and product temperature: 50-95°F (10-35°C) at time of application
- Apply at 5-6 mils wet film thickness to achieve 2.5-3 mils dry film thickness
- Touch-dry in 2 hours; fully cured in 24 hours
- For optimal spray application:
- Use pumps with ratios of 15:1 or greater
- Recommended tungsten carbide nozzles (0.015″ to 0.021″ tip orifice)
- For low ratio pumps (15-30:1): Maximum 150 ft hose length (100 ft of 1/2″, 50 ft of 3/8″)
- For high ratio pumps (>30:1): Maximum 250 ft hose length (200 ft of 1/2″, 50 ft of 3/8″)
Storage and Handling
- Store in original containers at recommended temperatures
- Removal using mineral spirits, hot alkaline wash, or low-pressure steam
- Available in various packaging options with National Stock Numbers:
- 8030-00-244-1300: 55-gallon drum
- 8030-00-231-2345: 1-gallon can
- 8030-00-062-6950: 1-quart can
- Provides up to 5 years of indoor storage protection
- Delivers up to 2 years of outdoor exposure protection under proper conditions
Product Applications
Preferred application for the Tectyl 891D Class I solvent-based, rust preventative product is dipping. This product can also be applied by brush or spray. Daubert Chemical Company recommends that the ambient and product temperature be 50 - 95°F (10 - 35°C) at time of application.