I. Product Description
Steel-tough sealant is a silane-modified polymer material, a one-component moisture-curing high-performance sealant. It features high elasticity and high strength, and is mainly used for sealing boxes with high seismic requirements in industries such as bullet train carriages, car carriages, containers, and elevator bodies. The product belongs to a solvent-free system, featuring low volatility, low odor and environmental friendliness.
Ii. Product Features
High strength, high elasticity, good adhesion, and strong bonding force to various metal materials, plastic products, wood, glass and ceramics.
Iii. Performance
Environmentally friendly and solvent-free, it does not contain harmful substances such as formaldehyde, benzene, and isocyanate.
2. Single-component, no need for mixing, rapidly cures by utilizing moisture in the air.
3. It has excellent bonding effects on most substrates and good bonding effects on most plastics.
4. Excellent UV resistance and can be painted.
Iv. Uses
Sealing of welds and joints of metal components in EMUs, automobiles, containers and other box bodies.
2. Sealing in industries such as electronic devices, plastics, air conditioning and ventilation.
3. Sealing between rubber strips and glass during the assembly of automotive glass.
V. Technical Parameters
Serial number | Inspection items | Test result |
1 | Appearance | A fine, white paste |
2 | Surface drying | 30-60min |
3 | Density | 1.42 |
4 | Solid content | ≥99% |
5 | Drooping degree | 0.3mm horizontally Longitudinal 0mm |
6 | Hardness (Shore A | 47 |
7 | Tensile shear strength | 2.98MPa |
8 | Tensile strength | 2.92MPa |
9 | Elongation at break | 773% |
Test conditions: (23±2)℃, (50±5)%RH | ||
Vi. Instructions for Use
First, clean the surface of the bonding substrate to remove rust, oil stains, dust, water, etc.
The operating ambient temperature should be between 5 and 35 degrees Celsius.
3. Complete the construction before the surface is dry.
The initial curing time after bonding is 1 to 2 hours, and the complete curing time is more than 24 hours.
Vii. Precautions
1. Once opened, the packaging must be sealed and stored, kept away from air, and used up as soon as possible.
2. Wear protective goggles during construction. If it comes into contact with the eyes, rinse immediately with clean water and seek medical attention promptly.
3. If it accidentally enters your mouth, please induce vomiting to expel it and seek medical attention promptly.
Viii. Storage and Transportation:
It should be stored in a cool, dry place below 25℃ and kept out of reach of children.
2. Avoid sunlight, high temperatures, humidity and radiation.
3. Retention period: 12 months
4. This type of product is non-hazardous and can be transported as general chemicals.
Ix. Packaging Specifications:
Packaging method: 300ml per bottle, 30 bottles per box
