Products Description
Products Benefits
FEATURE 01
Oil Resistant
FEATURE 02
Abrasion resistant
FEATURE 03
Resistant to thermal and oxygen aging
FEATURE 04
Resistant to ozone
FEATURE 05
Resistant to radiation
FEATURE 06
Resistant to chemical media (acid, alkali, methane, refrigerant, hydrogen sulfide)
Features of HNBR Rubber
Here's why HNBR stands out as a superior material:
Excellent Heat Resistance and Aging Performance
HNBR rubber exhibits outstanding resistance to heat and aging, making it suitable for prolonged use in temperatures ranging from -40°C to 150°C. Its ability to maintain structural integrity under high temperatures ensures long-term reliability in demanding environments, such as automotive engines, industrial machinery, and aerospace applications.
Superior Mechanical Properties
Even at elevated temperatures, HNBR retains impressive mechanical strength. Its high tensile strength, elongation, and tear resistance make it a robust material for dynamic applications, including seals, gaskets, and hoses. This ensures consistent performance under stress, reducing the risk of failure in critical systems.
Exceptional Resistance to Oils, Fuels, and Chemicals
HNBR rubber demonstrates excellent resistance to a wide range of industrial oils, fuels, and chemical additives. Whether exposed to biodiesel, hydraulic fluids, or harsh chemicals, HNBR maintains its properties, making it a preferred material for oil and gas, automotive, and chemical processing industries.
Outstanding Wear Resistance
In highly abrasive environments, HNBR's exceptional wear resistance ensures extended service life. This property is particularly valuable in applications like pump seals, bearings, and conveyor belts, where materials are subjected to constant friction and mechanical stress.
Resistance to Ozone and H2S
HNBR rubber is highly resistant to ozone and hydrogen sulfide (H2S), making it suitable for outdoor and oilfield applications. This resistance prevents cracking and degradation, even in harsh atmospheric conditions.
Improved Low-Temperature Flexibility
Compared to standard Nitrile Rubber (NBR), HNBR offers enhanced low-temperature performance, with a brittle point 7-10°C lower.
Products application
- Automotive: Fuel system seals, O-rings, and timing belts.
- Oil & Gas: Downhole seals, blowout preventers, and drilling equipment.
- Industrial: Hydraulic hoses, gaskets, and conveyor belts.
- Aerospace: Engine seals and vibration dampers.
- Renewable Energy: Seals for wind turbines and solar panel manufacturing.
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 the pre-sale material selection, structural design, product matching, and after-sales service one-stop solution.

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