MODIFIED SILICONE JOINT SEALANT
Description
CORKJOINT J-Seal® MS1 is a fast curing one part modified silicone based joint sealant, which cures on absorption of atmospheric moisture to form a firm and flexible seal for moderate movement joints, construction joints and control joints. J-Seal® MS1 can be used in both horizontal and vertical applications.
Advantages
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Highly resilient with excellent recovery characteristics
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Provides a permanent and uniform water-resistant seal
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Excellent adhesion to most building substrates
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Weather and UV resistant
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Non-biodegradable
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Non-toxic once cured. Can be used in potable water environments
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Easy to apply, one component sealant. No mixing required
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Over painting can be done with dispersion based paints (acrylic, vinyl)
Application
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Construction and expansion joints
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Precast concrete joints
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Brick and masonry expansion joints
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Perimeter caulking (window, door, aluminium frame)
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Structural glazing & curtain wall joints
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Parapet wall joints
Limitation
J-Seal® MS1 is not recommended for:
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Overhead joints
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Movement joints having MAF > 25%
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Damp and contaminated surfaces
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Asphalt pavements or any material containing bitumen
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Over painting with enamel or rigid paints (paint compatibility with sealant shall be checked prior to painting)
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External application in white/off white will result in yellowing on exposure to UV
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Use in chlorinated water such as swimming pools & spas
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Immersion in salt water
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Applied in joints wider than 25mm
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Applied in joints less than 5mm in width and depth
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Use for glazing applications
Colour
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White
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Grey
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Light Grey
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Black
Packaging
