Based on our expertise in rubber sealing technology, we are conducting R&D on high-performance products

for future industries such as hydrogen, semiconductors, and plant engineering.


Through joint research with specialized materials institutes, we are strengthening our technological competitiveness by developing materials

optimized for special environments, including high temperatures, ultra-low temperatures, and chemical resistance.

Key Products Under
Development
Key Products Under Development


O-Ring for Hydrogen Applications


Development of O-Ring for hydrogen vehicles

and hydrogen refueling stations


Maintains long-term sealing performance

even in high-pressure (87.5 MPa)

and cryogenic (-40°C) environments


Currently supplying on a trial basis to

domestic and international hydrogen-related industries


Seals for High Temperature

and Chemical Resistance


Application of special composite materials

for industrial plants and chemical equipment


Maintains stable performance in high temperatures

over 200℃ and harsh acidic/alkaline environments


Optimized for high-risk environments such as oil refining,

petrochemical, and semiconductor processes


Ultra-Precision Small Seals


Development of small seals for

high-precision equipment

in the semiconductor, electronics,

and electrical industries


Integrates precision functions such as

microfluidic control and EMI shielding


Expanding applications to nano processes

and advanced equipment


Eco-Certified Products


Uses materials compliant

with European eco-regulations

such as RoHS and REACH


Timely response to global customers’ demand

for eco-friendly components

R&D Activities

R&D Center

Operation of a technical research center

equipped with in-house testing

and analysis equipment


Full-process analysis from

material compounding

and molding simulation to

durability assessment

Securing Intellectual Property Rights

Holding multiple domestic

and international patents

and utility models


Enhancing competitiveness

and protecting market share through

proprietary technologies

Strengthening Academia-Industry-Institute Collaboration

Joint development of

high-performance rubber materials

with research institutions and

universities in Korea and abroad,

while securing fundamental data for

new product development


Improves technology reliability

and accelerates commercialization

Patent Certificates

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Head office, Factory : 77, Nakdong-daero 1348beon-gil, Sasang-gu, Busan, Republic of Korea

Sales Office : 37, Gwaegam-ro, Sasang-gu, Busan, Republic of Korea

TEL : +82(0)51-319-2211~6   |   FAX : +82(0)51-319-2217

E-MAIL :  info@sealhs.com   |   Admin Login

Copyright ⓒ 2023 HANSUNG

Head office, Factory : 77, Nakdong-daero 1348beon-gil, Sasang-gu, Busan, Republic of Korea   |   Sales Office : 37, Gwaegam-ro, Sasang-gu, Busan, Republic of Korea

TEL : +82(0)51-319-2211~6   |   FAX : +82(0)51-319-2217   |   E-MAIL :  info@sealhs.com   |   Admin Login   |   Copyright ⓒ 2023 HANSUNG