Single component polyurethane construction sealant of low modulus

FOB Price: US $2.3 - 3.6 / Unit Get Latest Price
Min.Order Quantity: 2000 Unit/Units
Supply Ability: 1000000 Ton/Tons per Year
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
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Quick Details

CAS No.: 25322-69-4 Other Names: Poly(propylene oxide) MF: (C3H6O)n
EINECS No.: 200-338-0 Place of Origin: Shanghai China (Mainland) Classification: Other Adhesives
Main Raw Material: Polyurethane Usage:
Construction,Fiber & Garment,Footwear & Leather,Packing,Transportation,Woodworking
Brand Name: PUNADE
Model Number: PU821 Material: Polyurethane Color: Black/White/Gray
Package: 310ml cartridge,600ml sausage Product Name:
Single component polyurethane construction sealant of low modulus
MOQ: 2000 units
Unit Price: 2.4-3.6 Extrudability: ≥80ml/min Elongation at break: ≥600%
Application temperature: -40+80 Certification: ISO9001:2000

Packaging & Delivery

Packaging Detail: 310ml cartridge,20pcs/ carton 600ml sausage,20pcs/ carton
Delivery Detail: Sample order:2-3 days MOQ order:7-10 days Others on Quantity


1.The only manufacturer of construction sealant in China
2.Construction sealant
3.MOQ 2000pcs

Single component polyurethane construction sealant of low modulus           PU821 


PU821 is one component polyurethane construction sealant of low modulus



1.Sealing of expansion and settlement joint of construction

2.Sealing of upstream face crack of drainage pipeline

3.Sealing of through holes on wall and at floor concrete

4.Sealing of joints of prefab, side fascia, stone and color steel plate


Data Table

Model Number

PU 821

Main Raw Material








Volatile content




Touch dry time


Elastic recovery


Pollution properties


Elongation at break


Application temperature

























Polyurethane Series


Package of PU821 


Features of PU821

 1.Low modulus and high elasticity, good sealing and water-proof property

 2.One component, convenient to construct, nonpoisonous and tasteless after curing, green and environmental

 3.Bonding well with many substrates, no corrosion and pollution to substrate

 4.Good compatibility between new and used adhesive, convenient to repair

 5.Excellent aging, water and oil resistance, moldiness  


Packing Size of PU821





Product Name







310ml cartridge,20pcs/ carton

600ml sausage,20pcs/ carton

Storage Life

9 months















Display room

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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

Communicate with Supplier:

Ms. Gina Wang
Ms. Gina Wang:
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