| Customization: | Available |
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| Chemical Composition: | Silicone Sealant |
| Usage: | Construction, Transportation |
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RT-8500 is a premium, single-component silicone sealant designed for structural glass bonding in modern façade engineering. With excellent weather resistance and high tensile strength, it ensures secure, long-term adhesion between glass, metal, and other curtain wall components.
Why Choose RT-8500?
Reliable Structural Bonding - Strong adhesion to glass, aluminum, steel, and other substrates
Weather-Defying - Resistant to UV rays, temperature extremes, wind loads, and moisture
Neutral Cure - Non-corrosive, safe for sensitive materials and coated surfaces
Flexible & Tough - Handles movement and stress without cracking or loss of bond
Easy to Use - One-part system, no mixing required, smooth application
Perfect For
Structural and semi-structural curtain wall systems
Frameless glass façade assemblies
Canopies, skylights, and point-fixed glazing
Glass-to-metal bonding in modern architecture
Exterior glass installations exposed to harsh conditions
| ITEM | SPECIFICATION | TEST RESULT | ||
| 1 | Appearance | Smooth, cream or heavy body, no bubble, no skinning, no gel. |
Smooth, cream or heavy body, no bubble, no skinning, no gel. |
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| 2 | Droop, mm | Vertical | ≤3 | 0 |
| Horizon | No deformation | No deformation | ||
| 3 | Extrusion Property | ≤10 | 2.0 | |
| 4 | Tack Free Time, h | ≤3 | 0.7 | |
| 5 | Hardness, Shore A | 20~60 | 57 | |
| 6 | Thermal Aging | Thermal Weightlessness, % |
≤10 | 6.9 |
| Cracks | No | No | ||
| Chalking | No | No | ||
| 7 | Tensile Viscosity 23ºC |
Modulus, MPa | ≥0.60 | 1.35 |
1.What is your delivery time?
Our delivery time is 20 to 25 days for OEM order
2.Can you provide OEM service?
Of course we can do OEM services for customers brand
3.Can you make a new design for our brand?
Yes, our designers will make new designs as your requirements
4.Can I get some sample before order?
Yes free samples could be sent on your request
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