DOWSIL™ 738 Electrical Sealant | High-Performance Bonding & Sealing

DOWSIL™ 738 Electrical Sealant – Reliable Bonding for Electrical Assemblies

DOWSIL™ 738 Electrical Sealant is a high-performance, one-part, white, non-flowing moisture cure adhesive designed for electrical assembly bonding and sealing applications. Its durable formula ensures a dependable bond and seal across a variety of materials. Previously branded as Dow Corning, this trusted sealant now carries the DOWSIL™ name. Learn more about the Dow Corning rebrand.

Key Features and Benefits:

• Non-flowing for precise application
• One-part formulation – no mixing required
• Room temperature cure – no ovens needed
• Optional heat acceleration for faster in-line processing
• High elongation for enhanced stress relief
• Added reliability due to reduced cured stress
• Meets MIL Spec and UL Recognized standards

Typical Applications:

• Electrical assembly bonding
• Sealing housings, components, and boards
• Battery pack protection

Technical Specifications:

• Color: White
• Durometer (Shore A): 35
• Elongation: 500%
• Tensile Strength: 360 psi
• Dielectric Strength: 468 volts per mil
• Shelf Life: 240 Days
• Cure Type: Moisture Cure

Available Sizes:

• 3oz / 90mL Tube – PN 1949101
• 10.1oz / 300mL Cartridge – PN 1954083
• 17.6 kg Pail – PN 1907824

Choose DOWSIL™ 738 Electrical Sealant for its outstanding performance in bonding and sealing electrical assemblies. Perfect for demanding applications requiring durability, flexibility, and compliance with MIL Spec standards.