Product Description
Introducing our Flexible PU Sealant, an exceptional one-component, moisture-curing polyurethane adhesive that delivers enduring elasticity and performance. Perfectly crafted for immediate application, this sealant ensures robust and secure corner assemblies for aluminum alloy doors and window braces. Its versatility extends to bonding aluminum alloys, hard PVC, and FRP, attesting to its adaptability across various materials. Featuring high hardness, it offers a remarkable combination of toughness and superior joint-filling capability.
Features
Convenience and efficiency in one component, designed for instant use.
Remarkably high durability ensuring long-lasting performance.
Engineered for high hardness and exceptional tear strength.
Easily paintable to match any aesthetic needs.
Outstanding resistance to weather conditions and water exposure.
Rapid curing process to expedite project timelines.
Application Areas
Ideal for assembling metal-framed structures in building projects.
Perfect choice for lightweight construction materials.
Specially formulated for corner assembly in aluminum alloy doors and window braces.
Compatible with wood, metal, and plastic window and door frames.
Storage
Ensure optimal quality by storing in dry, airy conditions below 27ºC. The product maintains its efficacy for 12 months from the manufacture date.
Safety Notes
During the curing process, VOCs are released. Avoid inhalation over prolonged periods or in high concentrations by ensuring adequate ventilation in your workspace. In case of contact with eyes or mucous membranes by uncured silicone rubber, rinse thoroughly with water to prevent irritation. Cured silicone rubber is safe and poses no health risk. Please ensure it is kept out of children's reach.
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.