Product Description
Introducing our Durable PU Sealant for Automotive and Construction with Strong Adhesion - a remarkable one-component, moisture-curing polyurethane adhesive sealant that promises unmatched performance. Designed for immediate use, it boasts permanent elasticity, making it an ideal choice for corner assemblies of aluminum alloy doors, window corner braces, and the bonding of materials such as aluminum alloy, hard PVC, and FRP. With its high hardness, enhanced toughness, and superb joint-filling capability, it stands out as a versatile and reliable solution for various applications.
Features
Effortlessly convenient with its single-component design, it's ready to use right out of the container.
Exhibits exceptional durability, ensuring long-lasting results.
Boasts superior hardness and tear strength for robust performance.
Easily paintable to suit any aesthetic needs.
Offers outstanding resistance to weather and water, guaranteeing reliability under various conditions.
Cures rapidly to reduce downtime and enhance efficiency.
Application Areas
Perfect for assembling metal framed buildings with precision and strength.
Ideal for lightweight construction materials, ensuring secure and stable assemblies.
Specifically designed for corner assembly of aluminum alloy door and window corner braces, ensuring a secure fit.
Adaptable for wood, metal, and plastic windows and door frames, offering versatile application capabilities.
Storage
To maintain optimal performance, store in dry, airy conditions below 27ºC. The product retains its quality for 12 months from the date of manufacture.
Safety Notes
During curing, VOC emissions occur. Avoid prolonged inhalation or exposure to high concentrations by ensuring well-ventilated spaces. If uncured silicone rubber contacts eyes or mucous membranes, rinse thoroughly with water to prevent irritation. Once cured, our silicone rubber is completely safe to handle. Keep out of reach of children for safety.
Appearance |
Grey/white |
Tack free time |
40~50mins |
Handling time |
5~8mins |
Initial cure time |
1.5~2 hrs |
Density(g/cm3) |
1.03±0.05 |
Hardness (ShoreA) |
80 |
Shear strength (MPa) |
5.33 |
Applicable temperature |
-50~120ºC |



Q1: Are you manufacturer?
A1: Yes, we are manufacturer. We have 2 factories which around 50,000 square meters, our production capacity is over 30000 tons per year, on time delivery is supported.
Q2: Do you provide OEM/ private label service?
A2: Yes, We offer OEM/private label services. Additionally, we provide free design and small MOQ for private label sealants.
Q3: What other products do you have?
A3: Runtai serves one stop solution of sealants & adhesives, including: PU Foam, Silicone Sealant, Acrylic Sealant, PU Sealant, MS Sealant, Spray Paint, Water Based Adhesive, Zero Nail Construction Adhesive, Marble Glue & Epoxy Resin.
Q4: Why do we choose you?
A4: With 2 factories which are around 50,000 square meters,Runtai is called one of the biggest manufacturers in China. Our products are fully comply with American & European standards. We supply to fortune TOP 500 enterprises in more than 50 countries, which is the Top10 customized Export Volume in China.
Q5: Can I get a free sample?
A5: We offer free samples for clients. Please feel free to contact us for more details , we can recommend the suitable samples according to your requirement.
Q6: What is benefit to be your distributors?
1. We support our distributor to become stronger.
2. We provide technical Know-How on selling.
3. We train our distributor's sales team.
4. We train our distributor's dealers.
5. We support you to become better.