Products Description
Hydrogenated Nitrile Butadiene Rubber (HNBR) stands as a cutting-edge specialty elastomer derived from the hydrogenation of Nitrile Butadiene Rubber (NBR). This advanced processing enhances its molecular structure, creating a highly saturated polymer that retains NBR's core strengths-such as oil resistance and abrasion resistance-while introducing superior capabilities in heat and oxygen aging resistance, ozone tolerance, radiation resistance, and chemical media compatibility (acids, alkalis, methane, refrigerants, hydrogen sulfide). Combined with exceptional dynamic properties, Hydrogenated NBR Material has emerged as a versatile solution for industries demanding extreme reliability and durability.
Products Benefits
Outstanding Thermal Stability
Hydrogenated NBR Material maintains mechanical integrity across a wide temperature range (-30°C to 150°C, with short-term resistance up to 180°C), making it ideal for high-heat environments where conventional rubbers degrade rapidly.
Superior Chemical Resistance
Its saturated molecular chain provides exceptional defense against aggressive chemicals, solvents, and fuels, ensuring long-lasting performance in harsh industrial fluids.
Enhanced Oxidative and Ozone Resistance
Unlike standard NBR, Hydrogenated NBR Material resists cracking and degradation from prolonged exposure to ozone and atmospheric oxidation, critical for outdoor or high-ozone applications.
Exceptional Dynamic Performance
Hydrogenated NBR Material exhibits low compression set and high fatigue resistance, making it suitable for dynamic sealing components and moving parts that require consistent elasticity over extended use.
Products Application
Diverse Industrial Applications
Hydrogenated NBR Material's unique property profile drives its adoption across demanding sectors:




1. Automotive Industry
- Powertrain Components: Timing belts, fuel system seals, and dynamic gaskets in internal combustion engines and hybrid/electric vehicles.
- EV Innovations: Seals for new energy motor systems, ensuring leak-proof performance and thermal stability in high-voltage environments.
2. Aerospace and Defense
- High-Pressure Hydraulic Systems: Fuel-resistant hoses and seals for aircraft engines and landing gear.
- Environmental Sealing: Ozone-resistant components for satellite systems and aerospace equipment exposed to extreme atmospheric conditions.
3. Textile and Printing Industries
- Precision Machinery: Rubber rollers and conveyor belts in textile manufacturing, ensuring consistent performance under high tension and chemical exposure.
- Printing Presses: Durable ink applicators and registration components resistant to solvents and repetitive motion.
4. Oil and Gas Exploration
- Downhole Equipment: Drill pipe protectors, packer elements, and submersible pump cable sheaths for ultra-deep wells, withstanding high pressure, H₂S, and hydrocarbon-rich environments.
- Surface Machinery: Seals and gaskets in refineries and offshore platforms, ensuring safety and reliability in corrosive conditions.
5. Industrial Machinery
- Heavy-Duty Sealing: O-rings, oil seals, and hydraulic hose linings in construction equipment and industrial machinery.
- Motion Control: Track pads and vibration dampeners for excavators and agricultural vehicles, reducing wear and tear in high-impact applications.
For custom Hydrogenated NBR Material solutions or technical specifications, contact our team today to explore how this innovative elastomer can elevate your product performance.
Why choose us
- Collaborated with Beijing University of Chemical Technology to develop a hydrogenated nitrile rubber preparation technology with fully independent intellectual property rights.
- Relying on the hydrogenation R&D platform, domestic substitution has been achieved.
- 3000 tons of HNBR production capacity and 1000 tons of rubber compounds.
- Mainly used in fields such as aerospace, rail transit, automotive industry, oil drilling, mechanical sealsnew energy batteries, etc.
company information
Shandong Dawn Polymer Co., Ltd.
Shandong Dawn Polymer Co., Ltd. (referred to as "Dawn Polymer", stock code: 002838) is a national high-tech enterprise specializing in the research and development, production, sales, and service of high-performance thermoplastic elastomers, special rubber, modified plastics, functional masterbatches, and color masterbatches. It has R&D innovation centers and production bases in Yantai Longkou, Qingdao, Beijing, Shanghai, Chongqing, and other places, the products include TPV, TPE, TPU, HNBR, modified plastics, melt-blown materials, biodegradable materials, etc., which are widely used in automobiles, home appliances, new energy, E&E, rail transit, aerospace, medical health care, construction engineering and other fields.
large enterprise scale
Efficient and precise processing and testing equipment.
Standardized Production
Passed ISO9001 certification and obtained relevant patent certificates.
High-Quality Customized Services
Provide a pre-sale material selection, structural design, product matching, and after-sales service one-stop solution.

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