1.POLYURETHANE SEALANT Lejell220
Single-component
PU sealantfor construction apply area, It's moisture curing with super good bonding performance.High modulus so it's doing great in sealing two different kind of material surface. Easy to
Product Features
One-component, excellent extrudability, no sag, easy construction.
High modulus, good anti-water pressure performance.
Areas of application
Suitable for areas where low movement, high resistance to penetration and pressure are required.
For water proofing of air face on bridges, tunnels and drainage pipe. For precast panel, concrete internal wall and stone bonding and sealing.
Technical data
| Items |
Lejell220 |
| Range |
Typical Data |
| Appearance |
White homogenous paste |
/ |
| Extrudability ml/min GB/T 13477.4 |
≥80 |
100 |
| Sagging properties mm GB/T 13477.6 |
0 |
0 |
| Tack free time h GB/T 13477.5 |
1~3 |
2 |
| Volatile content % GB/T 13477.19 |
≤4 |
3 |
| Shore A-hardness GB/T 531.1 |
40~50 |
45 |
| Tensile strength MPa GB/T 528 |
≥1.5 |
2.2 |
| Elongation at break % GB/T 528 |
≥500 |
600 |
Tensile modulus MPa
GB/T 13477.8 |
23ºC |
≤0.4(60%) |
0.50 |
| -20ºC |
≤0.6(60%) |
0.70 |
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 |
≥70 |
85 |
| Application temperature oC |
-40~90 |
Direction for use = 1 \* GB3 All data above were tested under standardized condition at 23±2ºC.50±5%RH.
Packing specification
Aluminum Cartridge 310ml Package: 20PCS/CTN Weight:11kg Size:260mm*215mm*265mm
Sausage - 400ml Package: 20PCS/CTN Weight:12kg Size:255mm*255mm*205mm
Sausage - 600ml Package: 20PCS/CTN Weight:16kg Size:375mm*255mm*205mm
2.Company Introduce
Our company
Pustar, located in Dongguan, Guangdong province, China, is a globally integrated company supplying specialty chemicals markets. It is a leader in polyurethane products used in sealing, bonding, waterproofing and protecting in construction and automotive industry. Approximately 300 employees ensure the quality and quantity of mass production.
R&D Department
R&D center of PUSTAR found in Juanuary,2008. Under the effect of company`s influence, professionals of R&D center increased to more than 50 from 10, though at the beginning of its foundation, there are only 3. Among that, there are 36 professionals at or above the college education background level, accounting for 20% of total employees of PUSTAR, and 4 of them have been evaluated as ` Dongguan Technological Leading Reserve Talents`, 2 of them title of `waterproof sealing experts`.
New-built experiment space with high centralization and specialization, provides powerful support for the research and development of lab test, medium dimension experiment test,etc.
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.
Direction for use
Remove dust, oil and water from the surface of substrates.
Tack free time and curing speed of polyurethane sealant influenced by environment temperature and humidity. Construction environment temperature: 5~35ºC, humidity: 50~70%RH.
For Construction method, please refer to PUSTAR construction description or consult technical personnel.
Cautions
Keep away from children.
Avoid contacting with skin and eye. For skin contacted, remove the sealant by cloth, wash skin thoroughly with soap and water. For eye contacted, hold eyelids apart and flush thoroughly with water, contact physician.
Packing specification
Cartridge 310ml
Sausage 400ml
Sausage 600ml
Transport and storage
Transport: Keep away the sealed product from moisture, the sun, high temperature and avoid collisions..
Storage: Keep sealed into cool, dry place.
Storage temperature: 5~25ºC. Humidity: ≤50%RH.
Shelf life: 9 month.
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