

Antas-191 Translucent Silicone Weatherproof Sealan
Model: antas-191
Antas-191 is a one-component, neutral curing, translucent silicone sealant widely used on
various glass glazing and assemblies with good elasticity and weatherability. Antas-191 has alkoxy and oxime types to meet customer’s various requirements.
Features
- Neutral curing, no pollution or corrosion on metal, laminated and coated glass.
- Excellent adhesion to most building materials such as glass, aluminum, wood, steel, marble, etc.
- Low modulus with ±25% joint movement capacity.
- Excellent weatherproof and anti-aging properties,
- Good resistance to ozone, UV radiation, and water
- Wide range of temperature tolerance: the cured silicone rubber keeps good elasticity and adhesion from -50ºC to 150ºC.
- Good compatibility with other neutral silicone sealants.
| Packaging | 300mL cartridge, 24pcs/carton; 590mL sausage, 20pcs/carton |
|---|---|
| Colors | Translucent |
| Shelf Life For Unopened Product | 12 months from the manufacturing date under 30⁰C in the original unopened package. Keep in a shady and well-ventilated space. |
| Use | outdoor |
Applications
Antas-191 is a one-component, neutral curing, translucent silicone sealant widely used on<br /> various glass glazing and assemblies with good elasticity and weatherability.
- Waterproof sealing and glazing for glass installation and assemblies such as
- point-supported glass curtain wall, full view glass curtain wall, glass skylights.
- Alkoxy type can be used on coated glass, laminated glass and all kinds of mirrors.
- Oxime type can be used on coated glass, laminated glass and many kinds of mirrors
- except bronze ones.
- For other applications, please consult with us.
Typical Properties
| Test Method | Property | Unit | Result |
|---|---|---|---|
| Before curing | |||
| ASTM C 639 | Flow, Vertical | mm | 0 |
| Flow, Horizontal | mm | 0 | |
| ASTM C 1183 | Extrudability | ml/min | 43.2 |
| After 21 days of curing at 23⁰C and 50% RH | % | 0.8 | |
| ASTM C 1246 | Heat aging, weight loss | ||
| Heat aging, cracking | None | ||
| ASTM C 719 | Joint movemen | ±25% | |
| ASTM C 793 | Accelerated weathering | No cracks | |
| ASTM C 661 | Hardness, Shore A | 22.8 | |
| ASTM C 794 | Peel Strength (Aluminium) | N | 58.1 |
| Peel Strength (Glass) | N | 85.0 |
Approvals & Certifications
ASTM C920Class 25LMTest Report
SIRIM Certification in MalaysiaCertification
Compliance Statement
The stated certifications and standards relate solely to the product as supplied by the manufacturer. Product performance is dependent on correct storage, handling, surface preparation, joint design, and installation in accordance with the manufacturer’s recommendations. Actual performance may vary depending on site conditions and application methods. For project-specific requirements, please refer to the latest Technical Data Sheet (TDS) or consult our technical team prior to application.
