Heat Curing Welding Seam Sealer Sealant
S857
S857 is a heat curing, solvent free sealant based on a polyacrylic plastisol. It can be applied to clean, bare steel or electrocoat and accepts powder paint either cured or wet on wet.
It's used in high heat applications (200°C) where resistance to heat degradation and color change is important.
Similar with Terson 6302 and Sikapower 4508
SPECIAL CHARACTERISTICS
It is used for bonding clean steel or electrophoresis plate, and can be sprayed with powder paint after
wet adhesive or curing.
It is used for sealing, waterproof, dustproof and anti-corrosion of the inner and outer welds of the car
body.
APPLICATION EXAMPLES
Specially used for windshield and side glass of bus, car, railway vehicle (metro, high-speed rail), ship, spaceflight,
engineering machinery vehicle, carriage and special vehicle
- For glass steel and plastic accessories (car roof, side body and car front)
For bonding different material (such as metal, plastic, and glass) which requires high tensile strength
and elasticity, the bonding can bear high mechanical deformation force
| PROPERTY | STANDARD/UNITS | VALUE-S857 |
| Appearance | Visual | White, homogeneous paste |
| Odor | - | Slight |
| Density | g/cm3 | 1.50±0.05 |
| Severs Viscosity | 25ºC,Φ0.1mm,0.4MPa | 7-20g/20s |
| Solid content | % | >99 |
| Adhesion to Ecoat and bare steel | 80ºC*30min | Excellent |
| Heat resistance | 200ºC*1h | Excellent |
| Hardness | Shore D(190ºC*30min) | >20 |
| Application Temperature | ºC | 15ºC-25ºC |
| Shelf life | Month | 9 |
Shanghai Sepna Chemical Technology Co., Ltd is special for Polyurethane sealant MS polymer adhesive sealant for automotive glass, bus, and construction joint sealing, bonding. We have been 10+ years in this industry, acquired Switzerland PUNADE in 2005, as the leader of odorless technology in China. With Suzhou, Shanghai has two R&D bases.
At the same time. we have established an excellent sales service team and cooperated with the leading industry of VW, Volvo, Mercedes, Brilliance, Etc. Sepna's products have been widely used in the international market, mainly in North America, South America, Asia, Southeast Asia Middle East and Oceania, etc. Until now, she has serviced nearly 1000 enterprises all over the world.
APPLICATION SOLUTIONS:
1. Windshield sealant- SP86x
2. Automotive adhesive sealant-
-PU structural adhesive
-MS adhesive sealant
3. Electronic potting sealant
4. Powder coating sealant
5. Window & Door corner adhesive
6. Waterproofing coating
7. Expansion joint sealant
- Self-leveling sealant
- Paste sealant
Normally, delivery time of sample order is 3 to 7 days, standard order is 7-20 days.
2.How to get free samples ?
Contact with us to get free samples
3.How to be Sepna's distributor ?
As the growing of Sepna's global business,we need to find more and more distributors and agents worldwide. Sepna will provide the best solution and service for our partners. For more information, pls contact with us directly
4.Any OEM/ODM service ?
Sepna can offer the customer OEM label service,and will give the protection of the your right in your market.
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