Product |
Single Component Polyurethane Building Sealant PU-135 |
Base |
Polyurethane |
Type |
One-component, moisture curing, low modulus |
Color |
White, Gray, Black or customized |
Form |
Paste, rubber-like after solid |
Shelf life |
9 months |
Packing |
300ml/300ml/600 ml pack |
Apply Temperature |
4°C and max +40°C |
Main Applications |
For assembly buildings |

Advantages:
- One component, easy to use, good extrudability in the temperature range of 4°C to 40°C, and thixotropic, it can be applied directly with a glue gun;
- Environmentally friendly,non-polluting, and non-corrosive to the substrate of building materials, widely used;
- Good paintability, the surface can be decorated with paint after curing.
- Excellent weather resistance, aging resistance, water resistance, and cold resistance;
- Low modulus, elongation over 800% and resistance to displacement over 25 levels. Can meet the requirement of large joint expansion and shear deformation of buildings:
- Excellent adhesion to most materials such as all types of aerated concrete, cement, stone and metal.

Applications:
- Adhesive sealing of all types of assembled building facades, all types of panel joints and finishes;
- Waterproofing and sealing of concrete expansion joints and joints of prefabricated components in underground tunnels and integrated pipe corridors;
- Bonding and sealing of joints in steel structures.
uctP

Founded in 2007, Topsen Jinguiyuan has become the top 3 silicone sealant brand in China. Our main products include
high-quality structural silicone sealant, weatherproof silicone sealant, acrylic silicone sealant, neutral silicone sealant, stone silicone sealant, and aquarium sealant, etc.
Certificated by the 'China Building Materials Product Quality Certification Center' and 'China Building Metal Structure Association', all our products comply with ISO 9001: 2015 International Management System and ISO 14001 Environmental Management System. Based on over 10 years of export experience, our sealants managed to meet the international standards for various regions such as Europe, North America, South America, Southeast Asia, the Middle East, and so on.
1. Free design service for packaging
2. Small MOQ for customizing your logo
3. Customizable ingredient content
4. Free product testing/quality testing
5. Shipment date 3-10 working days
6. 5% price lower of the same quality

1. What is your minimum order quantity (MOQ)?
Our standard MOQ is 200 boxes, but we offer flexible options for long-term partners. Contact us for small-quantity inquiries.
2. What is your lead time for orders?
Standard products: 10-15 days after order confirmation.
Custom packing: 15-25 days (depending on requirements).
Expedited production available upon request.
3. What payment terms do you accept?
T/T (Bank Transfer): 30% deposit, 70% balance before shipment.
4. Do you provide samples?
Yes! Free samples are available for evaluation (customers cover shipping costs).
5. How do you handle shipping and logistics?
We work with FOB, CIF, or EXW terms and partner with reliable global freight forwarders. Destination port/customs clearance support provided for some ports.
6. What's your warranty/after-sales policy?
Quality Guarantee: 12 months from production date.
Non-conforming products: Replacement or refund upon verification.
Technical support: Dedicated team for application guidance.
7. Can you customize sealant formulas?
Absolutely! We specialize in tailored solutions (color, viscosity, curing time, etc.). Share your specs for a quote.
8. How do I track my order?
You'll receive real-time updates, including:
Production schedule
Shipping documents (BL, packing list)
Logistics tracking number
9. What markets do you serve?
We export to America, Europe, Africa, and Asia, complying with international standards (ISO, ASTM, etc.).