Styrene Butadiene Rubber (SBR) Product Description
Styrene Butadiene Rubber (SBR) is a synthetic rubber that is widely used in various applications due to its excellent properties. It is produced through the copolymerization of styrene and butadiene, which results in a material that combines the benefits of both components. SBR is known for its good abrasion resistance, aging stability, and flexibility, making it suitable for a range of industrial and consumer applications. It is commonly used in the manufacturing of tires, footwear, and various rubber products.
Uses of Styrene Butadiene Rubber (SBR)
- Tires: SBR is primarily used in the production of tires due to its excellent wear resistance and durability.
- Footwear: It is used in the soles of shoes for its flexibility and comfort.
- Automotive Parts: SBR is utilized in various automotive components, including seals, gaskets, and hoses.
- Adhesives and Sealants: Its adhesive properties make it suitable for use in various bonding applications.
- Industrial Products: SBR is used in conveyor belts, rubber mats, and other industrial rubber products.
- Consumer Goods: It is found in household items such as rubber bands and toys.
Technical Data of Styrene Butadiene Rubber (SBR)
| Property | Value |
|---|---|
| Chemical Structure | Copolymer of Styrene and Butadiene |
| Molecular Weight | Varies (typically 50,000 – 100,000 g/mol) |
| Hardness (Shore A) | 40 – 90 |
| Tensile Strength | 10 – 25 MPa |
| Elongation at Break | 300 – 600% |
| Abrasion Resistance | Good |
| Temperature Range | -40°C to 100°C |
| Specific Gravity | 0.9 – 1.0 |
| Processing Method | Extrusion, Molding, Calendering |
| Color | Typically black, can be colored with additives |
Key Features of Styrene Butadiene Rubber (SBR)
- Versatility: SBR can be formulated to meet specific performance requirements, making it suitable for a wide range of applications.
- Cost-Effectiveness: It is generally less expensive than natural rubber, making it a popular choice in many industries.
- Environmental Resistance: SBR exhibits good resistance to ozone and UV light, enhancing its longevity in outdoor applications.
- Compatibility: It can be blended with other elastomers to improve performance characteristics.
In summary, Styrene Butadiene Rubber (SBR) is a versatile and widely used synthetic rubber that offers a combination of durability, flexibility, and cost-effectiveness, making it an essential material in various industries.