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Dow Corning Geobond Marine White Silicone Sealant Paste, 310 ml Cartridge, -40°C to +150°C, 2939193
Specifications
| Country of Origin | Belgium |
|---|---|
| Brand | Dow Corning |
| Colour | White |
| Model | 2939193 |
| Viscosity | 20.5 mm²/s |
| Maximum Operating Temperature | 150°C |
| Specific Gravity | 1.02 |
| Package Type | Cartridge |
| Minimum Operating Temperature | -40°C |
| Package Size | 310 ml |
| Base Chemical | Silicone Sealant |
| Standards/Approvals | RoHS, REACH |
| Product Form | Paste |
| Trade Name | Geobond Marine |
| Cure Time | 24 h (3 mm 23 °C) |
| Geocel Geobond Marine White Sealant Paste 290 ml CartridgeBrand | Geocel |
| Dow Corning Geobond Marine White Sealant Paste 78 g InjectorBrand | Dow Corning |
Key Features
- Premium marine-grade silicone sealant for watertight cosmetic sealing.
- Paste supplied in a 310 ml cartridge enables easy dispensing and application.
- Engineered for above and below waterline use, ideal for marine and industrial projects.
- Fast skin formation, tack-free, and rapid cure for efficient sealing operations.
- Reliable adhesion to porous and non-porous substrates for versatile use.
- Flexible, abrasion resistant, and operational from -40°C up to +150°C.
- Outstanding resistance to water, UV, and ozone for longevity.
- Consistent viscosity and specific gravity ensure dependable performance.
Product Description
Dow Corning 2939193 Geobond Marine White Silicone Sealant Paste in a 310 ml cartridge is a specialized marine sealant designed for industrial, marine, and construction use. This product delivers superior performance where watertight cosmetic seals are required, making it essential for sealing joints, gaps, and structural segments on boats, ships, watercraft, and commercial vessels.
The sealant is formulated as a stable paste with a base chemical of silicone, providing flexible and highly durable adhesion. The cartridge format allows easy dispensing with standard sealant guns, enabling fast application even in demanding or hard-to-reach locations. Its quick skin formation and tack-free characteristics ensure rapid cure cycles, reducing downtime and facilitating efficient workflows.
Dow Corning Geobond Marine Sealant is suitable for use both above and below the waterline, offering unparalleled resistance to harsh marine conditions. It remains reliably flexible and resistant to abrasion, salt and freshwater, UV radiation, and ozone exposure, maintaining seal integrity from -40°C up to 150°C. This makes it ideal for marine repairs, sealed pipework, hull joints, cabin fixtures, and general industrial sealing where extreme environmental factors are present.
With a viscosity of 20.5 mm²/s and specific gravity of 1.02, the sealant ensures consistent quality across applications. The supplied white colour delivers visually clean and professional sealing. The product is not suitable for food processing tasks but adheres to RoHS and REACH standards, ensuring compliance, safety, and sustainable industrial operation.
Typical use cases include marine engineering, boatyard and ship repair, water treatment facility sealing, HVAC installation, and construction tasks requiring long-term watertight joints and environmental resistance. The product is especially valued in environments where exposure to saline water, sunlight, and ozone could compromise lesser sealing materials.
Industrial customers can rely on Dow Corning for robust, high-performance adhesives and sealants. Explore more marine-grade and industrial adhesives in the EnvMart Industrial Adhesives category. Browse Dow Corning’s full range for technical sealing solutions.
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Frequently Asked Questions
This model operates effectively within a temperature range of -40°C to +150°C.
The viscosity of this sealant is 20.5 mm²/s, ensuring consistent application.
It is supplied in a 310 ml cartridge, making it easy to dispense and apply.
This sealant adheres to RoHS and REACH standards, ensuring compliance and safety in industrial applications.
The sealant is white in color, providing a clean and professional appearance for sealing applications.
The cure time for this silicone sealant is approximately 24 hours for a thickness of 3 mm at 23 °C.
Yes, it is engineered for use both above and below the waterline, making it suitable for various marine applications.
It provides reliable adhesion to both porous and non-porous substrates, making it versatile for different sealing needs.
The specific gravity of this model is 1.02, which contributes to its performance characteristics.
This product is manufactured in Belgium.
Typical applications include marine engineering, boat repairs, water treatment facility sealing, and HVAC installations.
The sealant is provided in a paste form, which allows for easy application in various situations.
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