| PU sealant Technical indicators | ||
| Item | Experimental project | Numerical value |
| 1 | Appearance | The cream-like substance is fineand even, and comes in colors such as transparent, bright black and porcelain white. |
| 2 | Tack-free time (23 °C; 50 % RH) | 1~3min |
| 3 | Density | 1.38±0.01 g/cm3 |
| 4 | Extrudability (Ø 3mm / 3.0 bar / 23°C) | ≥459 g/min |
| 5 | Hardness | Shore A 43 |
| 6 | Ultimate elongation | ≥260 % |
| 7 | Tensile strength | ≥0.91 MPa |
| 8 | Construction temperature | 5~35℃ |
| 9 | Temperature limit | 230℃ |
| 10 | Cure rate / curing speed (23 °C; 50 % RH) | ≥1.2 mm/24h |
| 11 | Colour | Black 、 white、 transparency |
Do you offer free samples?
Samples are available at a small fee, refundable on your first order. Shipping cost is borne by the buyer.
What payment methods do you accept?
T/T, PayPal, and Alibaba Trade Assurance for secure transactions.
Can you customize packaging?
Yes, the minimum order quantity for custom packaging is 500 cartons.
Do you support OEM/ODM?
Yes. Share your design or concept, and our team will create samples for approval.
What’s your MOQ?
Our standard MOQ is 100 cartons, but we can discuss flexibility based on product type and long-term cooperation.
What’s the delivery time?
Standard production takes 15-30 days. Express shipping (e.g., DHL) takes 5-7 days; sea freight 20-40 days (port-dependent).
