chemical resistant polyurethane(PU) joint sealant

FOB Price: US $2 - 5 / Piece | Get Latest Price
Min.Order Quantity: 500 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Port: Tianjin or Shanghai
Payment Terms: T/T
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Quick Details

Other Waterproofing Materials
Place of Origin:
Beijing, China (Mainland)
Brand Name:
Model Number:
Langwei Tank
polyurethane(PU) joint sealant
black or gray

Packaging & Delivery

Packaging Details: 20pcs/carton
Delivery Detail: Within 2 days


1.One component, no mixing required
2.Excellent chemical resistance
3.Non sagging, Non corrosive
4.Movement capacity 25%



The sealant is a kind of solvent-free, single component and curing at room temperature sealant. It shows in paste condition, can squeeze out or daub when operating construction. It will not flow to embed vertical joint and top joint because of the resistance to drop. It presents rubber-like state and is elastic after curing. It can strongly adhere to metal, rubber, wood, cement components, ceramic, glass and so on. Sealing glue is used to fill the void (hole, joint, joint, etc.), have both bonding and sealing functions.



Recommended uses:


Polyurethane sealant are widely used in civil construction, transportation, etc.


1.In building applications--- fill and seal doors, windows and glass, etc

2. In civil applications--- caulking sealhighway, bridges, runway, etc

3. In automotive applications--- assembly seal the window (mainly windshield glass)



Features & Benefits:


1. Strong adaptability

2. Good wear-resisting performance

3. High mechanical strength

4. Good Bonding performance

5. Good elasticity, has excellent resilience, and can be used for dynamic joint

6. Good flexibility in low temperature

7. Good weathering resistance, service life can reach as long as 15 ~ 20 years

8. Good oil resistance

9. Resistance to biological aging

10. Reasonable prices



Performance Properties:






Gray paste

Specific Gravity

1.25/ cm3

Tack free time

1-2 hours

Cure Rate of time




In service Temperature range

-40°C to 90°C

Hardness (SHORA A)


Elastic recovery


Tensile strength

>0.4 MPa at 100% elongation @ +23°C

Tensile strength at break

>0.7 MPa

Tearing strength(N/M)


Shrinkage rate


Weather resistance




Construction joint filler seal,waterproof caulking of facility for balcony,swimming pool and bathroom and sealing of car glass ect.



Storage & Shelf Life:


Store between 5°C and 30°C, Shelf life is two years in original unopened cartridge or sausage. 




Langwei polyurethane sealant is supplied in 300mL cartridges and 400mL , 600mL sausage package, 20pcs per carton.


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Welcome to Beijing Long Way Times Science & Technology Co., Ltd, the home of high-performance building materials as well as the innovation of service and construction process in China and your first choice for superior quality and unrivalled service.

Established in 2004, Long Way Times now is the member of Chemical Grouting Sub-Committee, Chinese Hydraulic Engineering Society, the Director Member of Waterproof Sub-Committee and China Construction Industry Association. The product... View detail

Basic Information

Business Type: Manufacturer, Trading Company  
Main Products: Sealant,Injection Hose,Polyurethane waterproof coating,Caulking Gun,Bentonie Waterstop  
Number Of Employees: 11 - 50 People  

Trade & Market

Main Markets: South Asia
Southern Europe
Northern Europe
Central America
Western Europe
Eastern Asia
Mid East
Southeast Asia
Eastern Europe
South America
North America
Total Annual Sales Volume: US$2.5 Million - US$5 Million  
Export Percentage: 81% - 90%  

Factory Information

Factory Size (Sq.meters): Below 1,000 square meters  
No. of Production Lines: Above 10  
Number of R&D Staff: 5 - 10 People  
Number of QC Staff: 5 - 10 People  
Contract Manufacturing: OEM Service Offered  

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How It Works

China (Mainland) | Manufacturer, Trading Company | Contact Details
Experience: Established 2004 , 5 years OEM

Communicate with Supplier:

Ms. beryl Li
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