Tectyl 891D Class II
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Product Information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Size | Drum, Pail, Gallon, Quart, Pint |
Description
TECTYL 891D Class II 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 II requirements. This environmentally-conscious version features a reduced VOC content not exceeding 2.8 lbs/gallon (340 grams/liter), making it suitable for applications where VOC regulations are a concern. The product creates a firm, glossy, black protective film that provides exceptional long-term protection for metal surfaces in various storage and transportation conditions.
Properties
- Dry Film Color: Black
- Film Type: Firm, Glossy
- Liquid Appearance: Black, Light Viscosity
- Non-Volatiles by Weight: 65.6%
- Non-Volatiles by Volume: 59.7%
- Specific Gravity: 0.91
- Weight per Gallon: 7.6 lbs
- V.O.C. (lbs/gal minus water): 2.63
- Viscosity: 2,300 cPs (Brookfield RV Spindle #3 @ 10rpm)
- Flash Point: 105°F
- Dry Film Thickness: 2.8 mils
- Coverage: 344 sq.ft/gal
- Cure Time: 16 hours
Key Features
- Military-approved under MIL-PRF-16173E, Grade 1, Class II specifications
- Also complies with MIL-P-116J, Type P-1 requirements
- Environmentally-conscious formulation with reduced VOC content
- Excellent performance in accelerated corrosion tests (960 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
- 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, 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 90 minutes; weather-resistant after 2 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:
- 8030-01-396-5237: 55-gallon drum
- 8030-01-347-0970: 5-gallon can
- 8030-01-396-5732: 1-gallon can
- 8030-01-396-5731: 1-pint can
- Full cure achieved in 24 hours
- 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 II 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.