DESCRIPTION
Surtek 3355 is a high-quality non-sag one component polyurethane adhesive sealant specially designed for aftermarket. It cures on exposure to atmospheric humidity to form a durable elastomer.
ADVANTAGES
One component, easy to use;
Non sagging;
High elasticity;
Fast cure;
Good adhesion without primer;
Resistant to aging and weathering;
Non-corrosive.
APPLICATON
Surtek 3355 is suitable for the windshield replacement, or bonding/sealing of a variety of materials for vehicle body in aftermarket.
TECHNIACAL DATA SHEET OF SURTEK 3355
| Appearance | Uniform Paste |
| Color | Black |
| Density | 1.30 ± 0.05 kg/l |
| Cure mechanism | Moisture-curing |
| Tack-free time* | 20~60 min |
| Rate of cure* | ~3.5 mm per 24 hrs |
| Shore A hardness | 60±5 |
| Tensile strength | ≥4 N/mm^2 |
| Elongation at break | ≥400% |
| Tear strength | ≥10 N/mm |
| Tensile-shear strength (without primer) | ≥2.0 N/ mm^2 |
| Glass transition temperature | -45°C approx. |
| Service temperature (continuous) Short - term (up to 48 hrs) | -40°C to +90°C 130°C |
SPECIFICATION
310ml cartridge, 400ml sausage, 600ml sausage, 200L drum
STORAGE AND SHELF LIFE
When stored at the recommended conditions in original, unopened containers, this product has a shelf life of 9 months.
The shelf life of polyurethane sealant is related to the temperature and humidity of the environment. The recommended storage temperature is 5-25° C, humidity is <50% RH. It is strictly prohibited that the transportation or storage temperature is over 30° C or the humidity is over 80% RH. And high-temperature container transportation is prohibited as well. In the long-time high temperature and high humidity storage environment, the product is easy to get viscous, extrusion will be deteriorated and shelf life will be shortened.
