RT-6500 is a high-quality, one-part neutral-curing silicone sealant specially designed for construction and glazing projects. It cures at ambient temperature by reacting with moisture in the air, forming a flexible and durable seal that resists harsh weather, UV, and temperature extremes.
Why Choose RT-6500?
Single-component - ready to apply, no mixing required
Neutral cure - non-corrosive to metal, low odor, user-friendly
Excellent adhesion - bonds well to glass, aluminum, marble, and various construction materials
Weather-resistant - long-lasting performance in sun, rain, wind, heat, and cold
Flexible & tough - maintains elasticity without cracking or shrinking
Fully compatible with other RT silicone products
Typical Applications
Glazing and perimeter sealing of windows and doors
Installation of display glass and structural glass panels
Weatherproof joint sealing in curtain wall and facade systems
Bonding and sealing in metal, stone, and aluminum structures
General exterior and interior sealing for construction projects
|
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