Details

---

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

---

• Highly resilient with excellent recovery characteristics 

• Provides a permanent and uniform water-resistant seal 

• Excellent adhesion to most building substrates 

• Weather and UV resistant 

• Non-biodegradable 

• Non-toxic once cured. Can be used in potable water environments 

• Easy to apply, one component sealant. No mixing required 

• Over painting can be done with dispersion based paints (acrylic, vinyl)

Application

---

• Construction and expansion joints

• Precast concrete joints

• Brick and masonry expansion joints

• Perimeter caulking (window, door, aluminium frame)

• Structural glazing & curtain wall joints

• Parapet wall joints

Limitation

---

J-Seal® MS1 is not recommended for:

• Overhead joints

• Movement joints having MAF > 25% 

• Damp and contaminated surfaces

• Asphalt pavements or any material containing bitumen

• Over painting with enamel or rigid paints (paint compatibility with sealant shall be checked prior to painting)

• External application in white/off white will result in yellowing on exposure to UV

• Use in chlorinated water such as swimming pools & spas

• Immersion in salt water

• Applied in joints wider than 25mm

• Applied in joints less than 5mm in width and depth

• Use for glazing applications

Colour

---

• White

• Grey

• Light Grey

• Black

Packaging

---

• 600 ml / ssg (20 ssg / box)