Top Silicone Sealant for Glass | Strong & Clear Adhesive
KASTAR GSS Silicone Sealant for Glass is a premium, one-component silicone-based sealant meticulously formulated to provide durable and aesthetically seamless sealing solutions specifically designed for glass applications. Its advanced silicone polymer technology ensures exceptional adhesion to various glass surfaces, including tempered, laminated, and architectural glass, delivering reliable and long-lasting seals that accommodate joint movement without cracking or losing integrity. Resistant to UV rays, extreme temperatures, moisture, and chemical exposure, KASTAR GSS is ideal for both indoor and outdoor use, ensuring consistent performance in environments such as windows, skylights, glass facades, shower enclosures, and glass furniture. With a smooth, non-sagging consistency, this sealant is easy to apply using a caulking gun, ensuring a professional-grade, invisible finish that maintains its integrity and appearance over time, effectively preventing leaks, drafts, and corrosion in critical glass joint areas.
Appearance: Smooth paste
Density (g/cm³): 1.25
Sagging properties (mm): 0
Shore A hardness (A°): 30
Tack free time (min): 100
Tensile strength (MPa): 5.0
KASTAR GSS Silicone Sealant for Glass is expertly engineered to meet the specific sealing and bonding needs of glass applications, offering unparalleled performance and reliability. Its high-quality silicone polymer formulation ensures strong adhesion to various glass types, including tempered, laminated, and architectural glass, making it ideal for sealing windows, skylights, glass facades, shower enclosures, and glass furniture. This “silicone sealant for glass” provides outstanding resistance to UV radiation, extreme temperatures, moisture, and chemical exposure, ensuring that seals remain intact and effective over time without yellowing or deteriorating.
The sealant’s flexible and elastic properties allow it to accommodate joint movement caused by thermal expansion, contraction, and structural shifts, preventing cracks and maintaining watertight and airtight seals that enhance energy efficiency and aesthetic appeal. Its smooth, non-sagging consistency facilitates easy and precise application with a caulking gun, resulting in a clean, invisible, and professional finish without dripping or running. Additionally, KASTAR GSS is mold and mildew resistant, making it a hygienic choice for areas prone to moisture and contamination. With its long-lasting durability and minimal maintenance requirements, KASTAR GSS Silicone Sealant for Glass is the trusted solution for professionals seeking reliable, high-performance sealing in demanding glass applications.
- Window Installations: Creates watertight and airtight seals around window frames to enhance energy efficiency and prevent drafts.
- Skylight Sealing: Provides durable seals around skylight installations to prevent water ingress and maintain structural integrity.
- Glass Facades: Ideal for sealing glass panels in building facades, ensuring weatherproofing and aesthetic continuity.
- Shower Enclosures: Seals joints and seams in shower enclosures to prevent water leaks and mold growth.
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NO. | ITEM | DATA |
1 | Basic material | Silicone Polymer |
2 | Color | Transparent, Clear, or Colored |
3 | Consistency | Paste |
4 | Application Consistency | Caulking Gun |
5 | Net Weight | 600 ml |
6 | Average Nonvolatile(FSTM 9A) | 95% |
7 | Temperature Resistance | -50℃ to 200℃ |
8 | Service Temperature limits | -40℃ to 150℃ |
9 | Storage Temperature | 5℃ to 35℃ |
10 | Application Temperature | 5℃ to 40℃ |
11 | Skin Drying Time(mins) | 100 |
12 | Density | 1.26 |
13 | Shrinkage(mm) | 0 |
14 | Tack free time(min) | 100 |
15 | Curing rate(2mm/h) | 24 hours |
16 | Solid content (%) | 92% |
17 | Shelf life | 18 months |
18 | Storage | Store in a cool, dry place away from direct sunlight. |
NO. | ITEM | DATA |
1 | Basic material | Silicone Polymer |
2 | Color | Transparent, Clear, or Colored |
3 | Consistency | Paste |
4 | Application Consistency | Caulking Gun |
5 | Net Weight | 600 ml |
6 | Average Nonvolatile(FSTM 9A) | 95% |
7 | Temperature Resistance | -50℃ to 200℃ |
8 | Service Temperature limits | -40℃ to 150℃ |
9 | Storage Temperature | 5℃ to 35℃ |
10 | Application Temperature | 5℃ to 40℃ |
11 | Skin Drying Time(mins) | 100 |
12 | Density | 1.26 |
13 | Shrinkage(mm) | 0 |
14 | Tack free time(min) | 100 |
15 | Curing rate(2mm/h) | 24 hours |
16 | Solid content (%) | 92% |
17 | Shelf life | 18 months |
18 | Storage | Store in a cool, dry place away from direct sunlight. |

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