Polyurethane Silicone Sealant For Bus Car Glass PU Joint Sealant
The polyurethane silicone sealant for bus and car glass, also known as PU joint sealant, is a specialized adhesive and sealant designed for bonding and sealing glass components in buses and cars. Here is a description of its key characteristics:
1. Glass Bonding: The PU joint sealant provides a strong and durable bond between glass components, such as windshields, windows, and mirrors, and the surrounding frames or metal surfaces. It ensures secure attachment, structural integrity, and resistance to vibrations and impacts.
2. Adhesion: This sealant exhibits excellent adhesion properties, allowing it to bond effectively to various types of glass, including laminated glass and tempered glass. It forms a reliable and long-lasting bond that withstands the rigors of automotive use.
3. Weather Resistance: The polyurethane silicone sealant is highly resistant to weathering effects, including UV radiation, temperature fluctuations, and exposure to harsh environmental conditions. It maintains its integrity and sealing properties, protecting the glass from moisture, leaks, and potential damage.
4. Flexibility: The sealant offers flexibility to accommodate the natural movement and thermal expansion and contraction of the glass components. It can withstand vibrations and shocks without cracking or losing its sealing capabilities, ensuring long-term durability.
5. Watertight and Waterproof: The PU joint sealant creates a watertight and waterproof seal between the glass and the surrounding frames or metal surfaces. It prevents water infiltration, protecting the interior of the vehicle from leaks, moisture, and potential damage.
6. Chemical Resistance: This sealant demonstrates resistance to automotive chemicals, such as oils, fuels, cleaning agents, and environmental pollutants. It remains intact and unaffected when exposed to these substances, maintaining its sealing performance and integrity.
7. Sound Damping: The polyurethane silicone sealant has inherent sound-damping properties, helping to reduce vibrations and noise transmission through the glass components. It contributes to a quieter and more comfortable cabin environment.
8. Quick Curing Time: The sealant typically has a reasonable curing time, allowing for efficient installation or repair work. It forms a strong bond within a relatively short period, enabling the glass components to be ready for use promptly.
9. Safety Compliance: The PU joint sealant meets industry safety standards and regulatory requirements. It contributes to the structural integrity of the glass components, enhancing the overall safety of the vehicle by preventing glass dislodgment during accidents or rollover events.
Construction industry
1. Suitable for bonding cement-based building materials, brick, ceramic, marble, glass, wood,
2. Sealing various holes in walls and floors;
3. Sealing drains reservoirs, sewage pipes, and other gaps that total water immersion, frosty or moist surface.
4. Sealing and assembly of aluminum, PVC, wooden framing.
5. Sealing and laying roof tiles.
| Color |
Black, White, Grey |
Application Temperature
|
Apply between 5℃ (40
℉) and 35℃ (95℉)
|
| Appearance |
Lump-free paste |
Sagging properties
(mm)
|
0 |
| Shore A-hardness |
53 |
Tack-Free Time
(hour)
|
0.5 |
|
Extrudability
(ml/min)
|
400 |
Volatile Content
(%)
|
≤4 |
| Shelf Life |
Cartridge and sausage 9 months |
Tensile module MPa (20LM)
|
0.75 |
| Tensile strength, MPa |
2.1 |
Tensile properties at maintained extension
|
No failure |
|
Adhesive/cohesion properties at maintained extension after water
|
No failure |
Adhesion/cohesion properties at variable temperature, ℃
|
No failure |
|
Elastic recovery
rate, %
|
85 |
Operating temperature after cured, ℃
|
-40-90 |
| Volatile content % |
1 |
Elongation at break,%
|
500 |
About Us
Foshan Kingdeli Viscose CO.,LTD was established at 1998 in Guangdong province China. We are a professional sealant & adhesive manufacturer. Hong Ying, as main brand of our company, is a Chinese well-known brand. At the beginning, we just produced silicone sealant and cartridge of silicone sealant. Today, we are a leading manufacturer of sealant, adhesive and HDPE cartridges, with a factory cover 66,000 square meter and 100,000 tone annual production capacity.
With our strong R&D ability and experiences in oversea trading, we provide industrial solution for our oversea customer in the field of sealant and adhesive for construction. Our main produces are silicone sealant, no more nail, acrylic sealant, polyurethane sealant, polyurethane sealant. They are widely used in door, window, mirror, wall, floor, aquarium, bridge, pipe, insulating glass etc.
Kingdeli is commits to quality and service, we control quality is from the raw material, production and before shipment.Our well trained and experience staff are available when you need us to support in term of produce inquiry, shipment, and marketing.
Welcome to contact us for more about our produce and service.
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