Cerulean SB 03 by ISMAT is a high-performance elastomer that is a co-polymer of styrene and butadiene, specially compounded with carbon black to enhance its mechanical properties. This robust sealing solution is designed for a wide range of industrial applications, offering excellent resilience and performance, making it an ideal choice for O-rings and seals that require high durability. Cerulean SB 03 is extensively used in sectors that demand precision and reliability in sealing, including automotive, machinery, and manufacturing industries.
| S.No | Description | ASTM Test Method | Unit | Spec |
|---|---|---|---|---|
| 1 | Hardness | D 2240 | Shore A | 60±5 |
| 2 | Density | D 792 | g/cc | 1.17 ± 0.05 |
| 3 | Tensile Strength | D 412 | MPa | 20 (Min) |
| 4 | Elongation @ break | D 412 | % | 480 (Min) |
| 5 | Compression Set 22hrs@70°C | D 395 Method B | % | 30 (Max) |
| 6 | Operating Temperatures | °C | -40°C to +100°C |
Crafted by ISMAT using high-quality raw materials from renowned manufacturers, Cerulean SB 03 ensures high performance across various demanding applications. This elastomer is rigorously tested in-house to meet the stringent standards required for industrial seals. Its outstanding ability to handle high pressure and wear makes it an essential component for rubber O-rings and mechanical seals. Whether you need high-performance seals for hydraulic systems or gaskets and seals for heavy machinery, Cerulean SB 03 provides a solution that exceeds expectations.
When selecting O-rings and seals for your sealing solutions, it is important to choose the right materials. Cerulean SB 03 is an excellent choice for industries seeking custom O-rings tailored to specific needs. As O-ring suppliers, ISMAT offers an extensive range of sealing solutions, from PTFE seals to silicone O-rings, ensuring you have access to the highest quality materials for all types of industrial applications.
For those needing high-temperature O-rings for extreme environments, Cerulean SB 03 is a robust option, offering long-lasting protection in even the most demanding conditions. It is ideal for preventing leakage and ensuring reliable sealing in harsh industrial environments. Learn more about the benefits of custom-made O-rings and seals, and how they contribute to overall system efficiency by reducing downtime and maintenance costs.
ISMAT is your trusted partner for high-performance seals, offering comprehensive solutions that include the best O-ring materials for industrial use, as well as expert advice on how to choose the right O-rings for sealing solutions. For detailed information on applications of O-rings and seals in manufacturing, or to connect with top O-ring suppliers, get in touch with ISMAT today.
ISMAT leverages Cerulean SB 03 SBR rubber variants to deliver superior abrasion resistance and impact strength through SBR rubber wire & cable insulation, SBR rubber grommets, SBR rubber-to-metal bonded parts, and SBR custom molded parts for automotive, mechanical rubber goods, industrial and cable wire applications. The SBR rubber formulation provides 60±5 Shore A hardness, 1.17±0.05 g/cc density, 20 MPa (min) tensile strength, 480% (min) elongation, ≤30% compression set (22hrs@70°C) and -40°C to +100°C operation temperature.
Hardness (Shore A): 60±5
Temp Range: -40°C to 100°C
Good Mechanical Strength

Good Abrasion Resistance
Automobile