Dow Corning 791 Silicone Weatherproofing Sealant is a one-part,
medium-modulus, elastomeric sealant designed for general
weathersealing. It is a silicone formulation that cures to a
flexible and curable silicone rubber building joint seal. FEATURES
& BENEFITS Ideal for expansion, connection, perimeter and other
movement joints Neutral cure – suitable for use on coated glass,
galvanized steel, masonry and other porous and nonporous substrates
Extension/compression movement capability of up to ±50 percent of
the original joint width Excellent weatherability, virtually
unaffected by sunlight, rain, snow, ozone Excellent unprimed
adhesion to a wide variety of construction materials and building
components Ease of application – ready to use as supplied.
Excellent rheology, low string upon gunning. COMPOSITION -
One-part, neutral-cure, RTV silicone sealant.
About Our Silicone Sealant
Picture: | Features: |
| - 1. One component, easy to use;
- 2. Neutral cure RTV silicone sealant, cure at room temperature;
- 3. Ease of application ready to use as supplied
- 4. Excellent rheology, low string upon gunning
- 5. Ideal for expansion, connection, perimeter and other movement
joints
- 6. Excellent weather ability, virtually unaffected by sunlight,
rain, snow, ozone
- 7. Extension/compression movement capability of up to ±50 percent
of the original joint width
- 8. Excellent unprimed adhesion to a wide variety of construction
materials and building components
- 9. Suitable for use uncoated glass, galvanized steel, masonry and
other porous and nonporous substrates
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DATA Contact us>>
Density(g/cm3) | 1.5 | Displacement Ability(%) | ±50 |
working time(min) | 15 | Elongation at Break(%) | ≥460 |
Drying time(min) | 35 | Hardness shore A | 30 |
Curing time(days) | 7-14 | Standard | GB/13477.2-2002 |