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DOWSIL™ 1-2577 Conformal Coating

Brand: VENOM

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DOWSIL™ 1-2577 Conformal Coating is a one-part, solvent-borne silicone resin designed to protect printed circuit boards (PCBs) and electronic assemblies. It cures to form a tough, elastoplastic, and abrasion-resistant surface, offering excellent dielectric properties and environmental protection.?


Product Overview
 
 Composition : One-part, translucent silicone resin solution.?

 Cure Mechanism : Moisture-cure at room temperature; optional mild heat acceleration after solvent evaporation.?

 Appearance : Translucent (clear) after curing.?

 Viscosity : Approximately 950 mPa=s.?

 Tack-Free Time : Approximately 7 minutes at 25°C and 50% RH.?

 Durometer Hardness : Shore A 80.?

 Dielectric Strength : 400 V/mil (16 kV/mm).?

 Volume Resistivity : 5 × 10¹³ ohm=cm.?




Key Features
 
 Abrasion Resistance : Cures to a resilient surface that withstands mechanical wear.?

 Room Temperature Cure : Eliminates the need for ovens; suitable for temperature-sensitive components.?

 UV Indicator : Facilitates automated inspection under UV light.?

 Compliance : Meets UL 94 V-0 flammability rating, UL 746E, IPC-CC-830 Amendment 1, and MIL-I-46058C Amendment 7 standards.?

 Application Methods : Versatile application via spray, brush, flow, dip, or automated pattern coating.?




Applications
 
DOWSIL™ 1-2577 is ideal for:?

 Protective Coating : For rigid and flexible circuit boards, offering protection against moisture, dust, and mechanical stress.?

 Printed Wiring Boards (PWB) : Particularly suitable for applications requiring toughness and abrasion resistance.?

 High-Performance Electronics : Used in environments where electronic assemblies are exposed to harsh conditions.?




Packaging Options
 
Available packaging sizes include:?
 
 * 500 mL bottles.?

 * 1-gallon pails.?

 * 5-gallon pails.?




Safety and Handling Overview
 
Handling Precautions:
 
 * Ensure adequate ventilation during application to minimize inhalation of vapors.?

 * Avoid contact with skin and eyes; use appropriate personal protective equipment.?

 * In case of skin contact, wash thoroughly with soap and water.?

 * In case of eye contact, flush with water and seek medical attention if irritation persists.?


Storage Recommendations:

 * Store in a cool, dry place away from direct sunlight.?

 * Keep containers tightly closed when not in use.?

 * Shelf life is up to 36 months when stored at room temperature in unopened containers.?


First Aid Measures:

 * Inhalation: Move to fresh air; seek medical attention if symptoms occur.?

 * Skin Contact: Wash with soap and water; remove contaminated clothing.?

 * Eye Contact: Rinse thoroughly with water; consult a physician if irritation develops.?

 * Ingestion: Do not induce vomiting; seek medical attention if necessary.