| Customization: | Available |
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| Chemical Composition: | Silicone Sealant |
| Usage: | Construction, Transportation |
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RT-8500 is a high-performance, one-part, neutral-curing silicone sealant developed for structural glazing and facade bonding. It offers long-lasting adhesion, excellent weatherability, and reliable flexibility in both vertical and overhead installations.
Key Benefits
Structural Grade Bonding - Provides strong adhesion to glass, aluminum, steel, and other building materials
Neutral Cure Formula - Safe for metal and coated substrates without causing corrosion or staining
Weatherproof Performance - Resists UV, rain, temperature extremes, and environmental aging
Flexible & Durable - Withstands movement, wind load, and vibration without cracking
Easy to Use - Single-component design with smooth extrusion and tooling
Ideal Applications
Structural glazing for commercial buildings
Unitized curtain wall systems
Glass and metal facade panels
Skylight, canopy, and rooflight bonding
Architectural glass construction in high-rise environments
| 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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