DOWSIL™ 737 Neutral Cure Sealant
Versatile, one-part RTV adhesive/sealant offering excellent adhesion to most materials, fast curing, and exceptional weather resistance. Ideal for industrial assembly and waterproofing applications.
Key Features and Benefits
- Primerless Adhesion: Adheres to a wide variety of materials, including metals, plastics, glass, and rubbers.
- Fast Curing: Rapid cure for quick installation and assembly.
- No Slump or Sag: Stays in place for clean, professional application on vertical and horizontal surfaces.
- Broad Temperature Performance: Remains flexible in extreme temperatures from -85°F to 350°F (-65°C to 177°C).
- Exceptional Weather Resistance: Protects against UV light, rain, snow, and temperature extremes.
Detailed Product Description
DOWSIL™ 737 Neutral Cure Sealant is a multipurpose RTV adhesive/sealant designed for a variety of industrial assembly and installation operations. It provides primerless adhesion to most materials, eliminating the need for mechanical fasteners in many applications. This high-performance sealant cures at room temperature to form a durable, flexible bond that withstands extreme temperatures and weather conditions.
With superior adhesion to metals, plastics, painted surfaces, and glass, DOWSIL™ 737 is ideal for sealing refrigerator liners, adhering trim applications, and protecting electrical components. Its non-slumping formula ensures clean, precise application on vertical and horizontal surfaces.
Originally branded under Dow Corning, this product is now part of the DOWSIL™ line. Learn more about the transition in our detailed blog post.
Applications
- Substitute for mechanical fasteners in appliance assembly.
- Sealing refrigerator and freezer liners.
- Waterproofing electrical components and coaxial connectors.
- Adhering plastic moldings and decals to various substrates.
- Sealing and protecting instrumentation assemblies.
Technical Specifications
- Product Type: RTV Adhesive/Sealant
- Cure System: Neutral Cure
- Number of Parts: 1
- Temperature Range: -85°F to 350°F (-65°C to 177°C)
- Shelf Life: 720 Days
- Color Options: Clear, Black, White
- Durometer: 33 Shore A
- Elongation: >300%
- Tensile Strength: >175 psi
Available Sizes and Part Numbers
| Size | Color | Part Number |
|---|---|---|
| 3 oz / 90ml | Clear | 4098499 |
| 10.1 oz / 300ml | Clear | 4098498 |
| 4.5 kg / 8lb | Clear | 4003560 |
| 10.1 oz / 300ml | Black | 4001479 / 4099911 |
| 4.5 kg / 8lb | Black | 4003582 |
| 10.1 oz / 300ml | White | 4100011 |
Why Choose DOWSIL™ 737 Neutral Cure Sealant?
- Flexible and durable performance across a broad temperature range.
- Excellent weather resistance for long-term protection.
- Primerless adhesion to most common materials.
- Versatile for industrial, electrical, and assembly applications.
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