1. MS concrete joint sealant Lejell270
Construction adhesive, uv-resistance sealant.
It is a kind of construction sealant better than polyurethane sealant and silicon sealant because it's good uv-resisitance and non-polution. it's one-component and paintable so easy to apply.This product is manufactured using a quality management system that has been certified to be compliant with ISO 16949 standards.
Product Features
Environment friendly, no pollution to base material, Paintable.
Good weather-resistance and durability.
Low modulus, high movement-resistance.
Areas of application
Suitable for waterproof sealing for PC panels in housing industrialization.
Suitable for waterproof sealing of outside concrete wall, metal curtain wall, aluminum alloy window with concrete, cement concrete wall joints etc.
Technical data
Items |
Lejell270 |
Range |
Typical Data |
Appearance |
Black homogenous paste |
/ |
Extrudability ml/min
GB/T 13477.4 |
≥100 |
200 |
Sagging properties mm
GB/T 13477.6 |
≤3 |
0 |
Tack free time h
GB/T 13477.5 |
1~3 |
2 |
Volatile content %
GB/T 13477.19 |
≤2 |
1 |
Tensile modulus MPa GB/T 13477.8 |
23ºC |
≤0.4(60%) |
0.30 |
-20ºC |
≤0.6(60%) |
0.50 |
Tensile properties at maintained extension
GB/T 13477.10 |
No failure |
No failure |
Adhesion/cohesion properties at maintained extension after water immersion
GB/T 13477.11 |
No failure |
No failure |
Adhesion/cohesion properties at variable temperature
GB/T 13477.13 |
No failure |
No failure |
Elastic recovery rate%
GB/T 13477.10 B method |
≥60 |
60 |
Adhesion/cohesion properties after cycles of compression and extension
JC/T 485 |
No failure(9030) |
No failure |
Adhesion/cohesion properties after exposure water and UV light JC/T 485 |
No failure |
No failure |
Application temperature oC |
-40~90 |
Direction for use = 1 \* GB3 All data above were tested under standardized condition at 23±2ºC.50±5%RH.
3.FAQ
Q1. Can I have a sample order for polyurethane sealant?
A: Yes, we welcome sample order to test and check quality.
Q2. What about the lead time?
A:Sample needs 1 day, mass production time needs 1-2 weeks for order quantity more than
Q3. Do you have any MOQ limit for order?
A: Low MOQ, 3000pcs for order is availabl. And denpend on your needs.
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by freight forwarding. It usually takes about 20---30 days to arrive. FCL and LCL, shipping can optional.
Q5. How to proceed an order for polyurethane sealant?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.