Customization: | Available |
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Chemical Composition: | Silicone Sealant |
Usage: | Construction, Transportation |
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RT-8500 is a premium, single-component, neutral-curing silicone sealant engineered for structural bonding applications in architectural glazing. Its advanced formulation provides excellent adhesion to glass and metal, ensuring structural reliability and long-term performance under dynamic building movement and severe weather exposure.
Product Features
Structural-Grade Adhesion: Supports high-performance glass and aluminum bonding without primer.
Neutral Cure System: Non-corrosive, suitable for coated or sensitive substrates.
Outstanding Durability: Resistant to UV, ozone, temperature cycling, and moisture.
Movement Accommodation: Maintains seal integrity through expansion, contraction, and vibration.
Single-Component Convenience: Ready-to-use, compatible with automated and manual application systems.
Applications
Structural glazing in curtain wall façades
Frameless glass assemblies and suspended systems
Glass-to-metal joints in commercial and high-rise buildings
Overhead glazing, canopies, and sloped glazing units
Projects requiring weather-resistant and structurally bonded silicone solutions
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. |
|
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