| Customization: | Available |
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| Chemical Composition: | Silicone Sealant |
| Usage: | Construction, Transportation |
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Industry-leading Audited Factory
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
RT-8500 is a premium, single-component structural silicone sealant tailored for today's demanding façade and glazing designs. Whether bonding glass to metal or creating invisible curtain wall joints, RT-8500 delivers powerful adhesion with long-term durability-even in the harshest environments.
Why Choose RT-8500?
1.Architectural Grade Bonding
Designed to meet structural glazing demands with excellent tensile strength and reliability.
2.Seamless Weather Resistance
Performs under intense UV, wind loads, moisture, and temperature swings - no cracking, no fading.
3.Neutral Cure Confidence
Safe for coated glass, aluminum, and sensitive substrates-non-corrosive and low odor.
4.Built to Flex
Absorbs movement and vibration for joints that stay secure over time.
5.One-Part Simplicity
No mixing. No hassle. Apply directly with standard equipment for fast, consistent results.
Ideal For:
- Curtain wall and glass façade installations
- Frameless glass architecture
- Skylights, domes, and canopy systems
- Commercial and high-rise glazing projects
- Structural bonding in extreme outdoor conditi
| 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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