Hot sale PU potting sealant seal for air port concrete runway /best granite sealer

FOB Price: US $2.58 - 2.87 / Kilogram Get Latest Price
Min.Order Quantity: 5001000 Kilogram/Kilograms seal
Supply Ability: 200.000 Ton/Tons per Year
Port: Shanghai, Guangdong
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram,Cash, Paypal etc.
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Quick Details

CAS No.: 584-84-9 Other Names: pu adhesive seal MF: C9H6N2O2
EINECS No.: 210-898-8 Place of Origin: Shanghai China (Mainland) Classification: Other Adhesives
Main Raw Material: Polyurethane Usage:
Construction,Fiber & Garment,Footwear & Leather,Packing,Transportation,Woodworking, Metal, PVC etc.
Brand Name: PUNADE
Model Number: PU820 Advantage: High quality,competitive price Price: 2.58-2.78$/kg
MOQ: 500-2000kg OEM: YES Appearance: Gray liquid
Temperature: -40-80 ℃ Manufacture: R&D Manufacture We who:
Senior Member of Shanghai International Chamber of Commerce
Client: Airport runnng way, high way road etc. Certification: ISO9001,MSDS, Test Report etc.

Packaging & Delivery

Packaging Detail: 1.600ml Sausage, 20pcs per carton 1cbm can take 800pcs 20ft container can take 23000pcs 2. 20kg Bucket 20kg bucket
Delivery Detail: two weeks after receiving the payment


1. Construction potting seal
2. Use in -40--80 degree
3. One part, similar with Sika
4. MSDS and ISO9001


 Senior Member of Shanghai International Chamber of Commerce



  R&D Manufacturer



Testing Items

Slot filling adhesive

Low elasticity

High elasticity




Solid content






Elastic recovery (%)



Bonding strength with concret( Mpa)



Elongation at break (%)



Elongation at low temperature(-10 ºC)



Touch Dry time (h)



Full curing time






Application temperature (ºC)



Shelf life(month)











PU820, One component polyurethane slot filling adhesive





* Suitable for expension joints and settlement joints sealing on road, airport runing way, building roof and basement.

* Cracks reparing on highway, plaza, roofing and bridges.






*      20kg/bucket, 600ml/pcs







* One component, easy application, no solvent, no toxity after curing, environment friendly.

* Easy application with scraper.-

* Low modulus. High elasticity, soft and durable, no cracking, very good performance on sealing and waterproofing properties.

*Good adhesion to various of substrates, no corrision to base material, no pollution.

* Compatible with old sealant, convenient for reparing.

* Excellent water, acid and alkaline liquid resistance.






* For common occasion, after cleaning out the surface with organic solvent, this product can be used directly.

* Please construct by application instructions strictly, failure of stickiness may be caused by any operation disobeying construction techniques.

* This product is innocuous after curing completely, but before set, please avoids contacting with eyes and skin. In case of eyes and skin contact, wash immediately and thoroughly with soap and water. See doctor immediately if it is serious.











      Contact: Belinda Liu: Hey,  I'm very glad to have the chance to be friend with you!!


      Skype: belinda_liu69


      Phone: 18721823209 






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Shanghai Sepuna Chemical Co.,Ltd is a subcompany of PUNADE INTERNATIONAL GROUP, Sepuna is a professional industry adhesive supplier ,manufacturing polyurethane/silicon/epoxy sealant and adhesive,has nearly 10 years history.
In 2005 Sepuna introduced PUNADE technology from Switzerland.
Via the ISO90001:2000 certification.
In 2013 Sepuna introduce Drawing Machine technology and has put it into producing formally now.

Sepuna has professional factory which area is 5.000 squaremeters,and has ... View detail

Basic Information

Product/Service (We Sell): Polyurethane Adhesive,Polyurethane Sealant,Epoxy Adhesive,Silicone Adhesive  
Brands: PUNADE  
Number of Employees: 101 - 200 People  

Trade & Market

Main Markets: Central America
South Asia
Northern Europe
Domestic Market
Eastern Asia
Southern Europe
Southeast Asia
Mid East
Western Europe
Eastern Europe
South America
North America
Total Annual Sales Volume: US$50 Million - US$100 Million  
Export Percentage: 81% - 90%  

Factory Information

Factory Size (Sq.meters): 3,000-5,000 square meters  
Factory Location: Shanghai Minhang District  
Number of Production Lines: 10  
Number of R&D Staff: 11 - 20 People  
Number of QC Staff: 5 - 10 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

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China (Mainland) | Manufacturer, Trading Company | Contact Details
Experience: Established 2010

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Ms. belinda liu
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