
PU40 600ml Construction Chemicals High Viscosity PU Glue Multi Purpose Adhesive Mouldproof Polyurethane PU Sealant
PRODUCT DESCRIPTION
1. Jointseal PU40 is one-component moisture curable polyurethane sealant. It has excellent bonding and sealing
performance.
2. No corrosion and pollution to substrates, environment friendly, no bubbles during application, smooth and fine appearance etc.
3. Its how excellent adhesion to all ement based materials, brick ceramics, polyurethane, epoxy, most polyesters, most metals and timbers.
4. It meets the requirement for CE and GB/T30982-2014.
COMPOSITION
One component, polyurethane sealant
APPLICATIONS
1. lt is used for bonding or sealing joints between most construction materals, where high or middle bond strength is required
2. It is used for seam sealing/sealing of pipe ducts/ventilation systems.
3. lt has multiple uses in metal and wood building works.
USABLE LIFE AND STORAGE
Store below 90°F (32°C) in a dry place. JOINTSEAL PU40 polyurethane sealant has a usable life of 12 months from date of manufacture. Refer to product packaging for use-by date.
FEATURES
1. DOP free, Non-staining high modulus, ±25%
2. Surface can be painted and polished
3. Excellent adhesion to various materials
4. Low temperature flexibility and large mechanical strength
LIMITATIONS
1.Avoid exposure to high level of chlorinum.
2.Do not cure in the presence of curingsilicone sealant.
3.Will not adhere to some plastics such as polyethylene, polypropylene.
4.It not be applied outdoors if it is likely to be rained upon within 2 hours of application.
Items |
Unit |
Result |
Test Std |
Appearance |
/ |
/ |
Q/JL-00-T001 |
Density |
g/cm³ |
1.45±0.1 |
GB/T 13477.2-2018 |
Tack free |
min |
60 |
ASTM C679 |
Sagging |
mm |
0 |
GB/T 13477 |
Solid Content |
% |
96.8 |
GB/T 2793 |
Hardness,Shore A |
/ |
46 |
ASTM C661 |
Curing Depth 24h |
mm |
3 |
GB/T 32369 |
Curing Depth after 7 days |
mm |
6 |
GB/T 32369 |
Elongation at breakafter 7 days |
% |
460 |
ASTMD412-16 |
Tensile Strength after 7 days |
MPa |
1.4 |
ASTMD412-16 |

About us
Founded in 2009, Jointseal sealant&adhesive holds the leading market position in the industrial and construction with well-known brand. Jointseal is committed to providing bonding&sealing solutions, which include silicone, polyurethane, acrylic, epoxy resin and cyanoacrylate adhesive. Raw materials are imported from world famous brands (Dow, Wacker, Shin-Etsu, Kaneka)and the plant is equipped with advanced automated production systems from Italy and Germany.
Jointseal product passed strict quality test standard and got ISO, SGS, CNAS and CE certificate.
Customer satisfaction is always our top priority. Short lead time, good guaranteed quality and competitive prices are our main advantages. We have built Long-term business relationships with distributors from Australia, Europe, South America, Southeast Asia and Middle East.
Please contact us for your bonding&sealing services.
Excellent adhesives&sealants solution provider
With its professional know-how and knowledge, Jointseal comes up to be an ideal MASTER OF SOLUTIONS, who is a real professional and international player in polyurethane foam and sealants market, development and supply. It CREATES PERMANENT SOLUTIONS to support and complete professional building and construction companies in all their operations.
R&D center
Jointseal aims to provide permanent solutions to meet the needs of professional and individual users. In order to achieve this goal, significant investment in research and development activities have been done.
In the market, we are endeavoring to provide high-quality, cost effective and higher performance with products. Jointseal is an expert working with chemists and chemical engineers. At the same time working together Anhui University to increase knowledge.


1. The most professional adhesive&sealant expert in China
2. Excellent adhesive&sealant solution provider.
3. Quality guaranteed, raw materials from world famous brands(Wacker, Kaneka, Dow)
4. Fast delivery. Three plants can guarantee the production capacity of 180 tons/day.
5. Rich experience about working with the world famous brands. Our factory has working with some Fortune 500 compaines for long time.
