High-Strength Exterior Structural Silicone Sealant | UV & Weather Resistant Waterproof Glue for Wall and Glass Outdoor Construction
Feature
- One-component neutral-cure RTV silicone sealant features fast and stable curing performance.
- Non-corrosive to most substrates, ensuring safe application across a wide range of materials.
- Excellent resistance to UV radiation, high temperature and humidity delivers long-lasting durability even in harsh outdoor environments.
- Full cured temperature resistance range: -50°C to 180°C.
- Accommodates up to 25% joint movement to maintain stable structural integrity over long-term use.
Basic Uses
- High-performance structural silicone sealant for sealing and bonding high-rise curtain walls, aluminum/terracotta cladding and steel structures.
- It ensures reliable structural installation for glass, composite panels and metal panel systems.
- Ideal for structural curtain wall sealing applications in architectural and industrial engineering projects.
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. Sample Availability
- Samples are available for quality evaluation. Mixed-item sampling is supported to meet your various testing requirements.
Q2. Production Lead Time
- Sample lead time: 2–3 working days
- Mass production: 5–7 working days upon deposit confirmation
Q3. MOQ Policy
-
Ultra-low MOQ: Only 1 unit is available for sampling and quality inspection.
Q4. Shipping Methods
- For bulk orders: Reliable sea freight shipping, highly cost-effective for large quantities.
- For samples: Fast & secure delivery via international couriers (FedEx, DHL).
Q5. Order Procedure
- Please specify your technical requirements and application scenarios.
- We will offer a customized quotation tailored to your actual needs.
- Confirm sample approval and arrange the deposit payment accordingly.
- Mass production will start with real-time progress updates provided throughout.
Q6. Logo Customization
- Yes. Written confirmation along with logo files and design specifications is required prior to production to ensure full accuracy.
Q7. Quality Warranty
- This structural silicone sealant comes with a 35-year performance warranty, ensuring long-term reliability and permanent structural integrity for projects.

