Structural Silicone Sealant - Exterior Enclosure Sealing Of Large Public Facilities
Features
1-component neutral cure RTV silicone sealant.
Non-corrosive to all bonding substrates.
Excellent UV, heat and humidity resistance.
Stable performance from -50℃ to 180℃ (cured).
±25% movement capability.
Applications
- Reliable structural bonding for high-rise glass curtain walls.
- Durable assembly for aluminum & terracotta panel curtain walls.
- Secure bonding for unitized and framed curtain wall systems.
- Long-lasting sealing for skylights, canopies and roof glazing.
Specification
Operating conditions of 23±2°C and 50±5%RH, then test:
| No |
Property |
Standards |
Results |
| 1 |
Type |
/ |
OXIME |
| 2 |
Density |
g/cm³ |
1.39 |
| 3 |
Sag/Slump |
Vertical Position/mm |
≤3 |
0 |
| Horizontal Position |
Non-Deformation |
Non-Deformation |
| 4 |
Extrusion Rate (ml/min) |
≥150 |
≥250 |
| 5 |
Tack-Free Time / h |
≤3 |
≤1 |
| 6 |
Shore A Hardness |
20~60 |
40~50 |
| 7 |
Thermal Ageing |
Thermal Weight Loss% |
≤10 |
≤5 |
| Thermal Cracking |
None |
None |
| Chalking |
None |
None |
| 8 |
Tensile Modulus (MPa) |
≥0.6 |
≥1 |
FAQ
Q1: What type of silicone sealant do you mainly supply?
We focus on structural silicone sealant, neutral weatherproof sealant and general-purpose silicone sealant, suitable for all building glazing and sealing projects.
Q2: Is your structural silicone sealant certified?
Yes, all products pass professional industry certification, with stable performance and meet international construction standards.
Q3: Can I get free samples for testing?
Sure, we support free sample provision, customers only need to bear the international courier freight.
Q4: What is the temperature resistance range of your sealant?
Fully cured sealant works stably from -50℃ to 180℃, anti-aging and suitable for all climate areas.
Q5: Does your silicone sealant corrode glass and metal materials?
Adopts neutral curing formula, non-corrosive to glass, aluminum, stone and all common building substrates.
Q6: What is your minimum order quantity and delivery time?
Low MOQ is acceptable. Sample order takes 2-3 working days, bulk order takes 5-7 working days after deposit.
Q7: Can you customize brand logo and packaging?
Custom logo printing and exclusive packaging design are supported according to customer requirements.
Q8: What is the main application scope of your silicone sealant?
Widely used in high-rise curtain walls, glass skylights, metal buildings, sunrooms, public construction and exterior wall sealing projects.
