RT-6500 is a top-grade, single-component, neutral-curing silicone sealant developed for professional construction and glazing use. It forms a strong, flexible seal that stands up to extreme weather, UV exposure, and temperature changes-ensuring long-term reliability for both indoor and outdoor projects.
Why RT-6500?
Neutral Cure - Non-corrosive to metals, safe for stone and concrete
All-Weather Performance - Resists rain, sun, wind, and temperature extremes
Superior Adhesion - Bonds securely to most building materials without primer
Flexible & Durable - Withstands joint movement without cracking or shrinking
User-Friendly - Smooth extrusion, easy tooling, professional finish
Ideal for:
Glazing and sealing of windows, doors, and facades
Weatherproof joints in curtain walls and cladding systems
Perimeter sealing of aluminum, stone, glass, and concrete components
General sealing in construction and renovation works
|
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 |
Density g/cm3 |
±0.1 |
1.45 |
3 |
Droop, mm |
Vertical |
≤3 |
0 |
4 |
Tack Free Time, h |
≤3 |
0.5 |
5 |
Extrusion Property, ml/min |
≥150 |
461 |
6 |
Elastic Recovery, % |
≥80 |
90 |
7 |
Tensile Modulus MPa
|
23ºC |
>0.4 or >0.6 |
0.8 |
-20ºC |
/ |
8 |
Adhesion at Definite Elongation |
No Damage |
No Damage |
9 |
Water Tensile Viscosity |
No Damage |
No Damage |
10 |
Cold & Heat Temp Tensile Viscosity |
No Damage |
No Damage |
11 |
Water-UV Tensile Viscosity |
No Damage |
No Damage |
12 |
Weight Loss, % |
≤8 |
3 |
13 |
Alkane Plasticizer |
No |
No |
Substrates: Glass, Anodizing Aluminum Board |






FAQ
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