Gold Member Since 2009
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Guangdong Pustar Adhesives & Sealants Co., Ltd.

PU Sealant, PU Sealant for Construction, Low Modulus Sealant manufacturer / supplier in China, offering Lejell220 High Modulus PU Sealant for Joint Sealing, Low Movement Resistance Concrete Bonding Sealant, Ms Lejell271 Construction Sealing Bonding Adhesive and so on.

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Supplier Homepage Product PU Construction Sealant Lejell220 High Modulus PU Sealant for Joint Sealing

Lejell220 High Modulus PU Sealant for Joint Sealing

FOB Price: US $1.7 / Piece
Min. Order: 3,000 Pieces
Min. Order FOB Price
3,000 Pieces US $1.7/ Piece
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Port: Shenzhen, China
Production Capacity: 5000000
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: Lejell280
  • Application: Construction, Woodworking
  • Classification: Room Curing
  • Characteristic: Waterproof
  • Composition: Inorganic Material
  • Trademark: PUSTAR
  • Specification: SGS
  • HS Code: 3506100090
  • Morphology: Solvent
  • Material: PU
  • Main Agent Composition: Polyurethane
  • Promoter Composition: Curing Agent
  • Color: White
  • Transport Package: 310ml 400ml 600ml
  • Origin: China
Product Description


One component PU glue for construction joint sealing, moisture curing, excellent bonding and sealing performance, Easy to apply, No sagging, odorless, environment-friendly.

Lejell220 High Modulus PU Sealant for Joint Sealing

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
RangeTypical Data
AppearanceWhite homogenous paste/
Extrudability ml/min  GB/T 13477.4≥80100
Sagging properties mm  GB/T 13477.600
Tack free time h  GB/T 13477.51~32
Volatile content %  GB/T 13477.19≤43
Shore A-hardness  GB/T 531.140~5045
Tensile strength MPa  GB/T 528≥1.52.2
Elongation at break %  GB/T 528≥500600
Tensile modulus MPa
GB/T 13477.8
Tensile properties at maintained extension
GB/T 13477.10
No failureNo failure
Adhesion/cohesion properties at maintained extension after water immersion
GB/T 13477.11
No failureNo failure
Adhesion/cohesion properties at variable temperature
GB/T 13477.13
No failureNo failure
Elastic recovery rate%
GB/T 13477.10
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

Lejell220 High Modulus PU Sealant for Joint Sealing

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.
Lejell220 High Modulus PU Sealant for Joint Sealing

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.

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