Information
66 Sorae-ro, Daegot-myeon, Gimpo-si, Gyeonggi-do, South Korea
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Overview
- Summary
- Korea Seal Master (KSM) is a specialized manufacturer established in 1979, consistently pursuing product competitiveness through continuous R&D in Mechanical Seal, Seal Oil System, and Auxiliary fields. The company produces key components such as machinery for semiconductor manufacturing, rotary mechanical seals, extruded packings, oil pressure devices, rotary joints, and metal bellows. KSM is a hidden champion contributing to the localization of critical parts for various advanced industries, including nuclear power plants, petrochemicals, semiconductors, displays, and aerospace. With world-class quality systems and design/manufacturing capabilities, the company leads the domestic market and expands its business into global markets.Korea Seal Master (KSM) is a specialized manufacturer established in 1979, consistently pursuing product competitiveness through continuous R&D in Mechanical Seal, Seal Oil System, and Auxiliary fields. The company produces key components such as machinery for semiconductor manufacturing, rotary mechanical seals, extruded packings, oil pressure devices, rotary joints, and metal bellows. KSM is a hidden champion contributing to the localization of critical parts for various advanced industries, including nuclear power plants, petrochemicals, semiconductors, displays, and aerospace. With world-class quality systems and design/manufacturing capabilities, the company leads the domestic market and expands its business into global markets.
- Key Products/Technologies
- Mechanical Seal: Core components used in rotating machinery like pumps and agitators to prevent external leakage. The product line includes Dry Gas Seals and Bearing Gards for high-pressure, high-speed compressors. Successful development and localization of Mechanical Seals for Reactor Coolant Pumps (RCP) in nuclear reactors. Production of world-class Mechanical Seals and Fine Ceramic precision parts through a joint venture with Flowserve.Mechanical Seal: Core components used in rotating machinery like pumps and agitators to prevent external leakage. The product line includes Dry Gas Seals and Bearing Gards for high-pressure, high-speed compressors. Successful development and localization of Mechanical Seals for Reactor Coolant Pumps (RCP) in nuclear reactors. Production of world-class Mechanical Seals and Fine Ceramic precision parts through a joint venture with Flowserve.
- Welded Metal Bellows: Precision vacuum components widely used in advanced industries such as semiconductor and display equipment, aerospace, medical, automotive, and space launch vehicles like Nuriho. Achieves high performance with over 1 million cycles using 0.05mm thin sheet welding technology. Contribution to the space industry through participation in the KSLV-III project and supply for Nuriho engine. Capability to supply products optimized for operating conditions by utilizing various materials (e.g., 304/316/321 SS, Nickel Alloy, Inconel, Aluminum).Welded Metal Bellows: Precision vacuum components widely used in advanced industries such as semiconductor and display equipment, aerospace, medical, automotive, and space launch vehicles like Nuriho. Achieves high performance with over 1 million cycles using 0.05mm thin sheet welding technology. Contribution to the space industry through participation in the KSLV-III project and supply for Nuriho engine. Capability to supply products optimized for operating conditions by utilizing various materials (e.g., 304/316/321 SS, Nickel Alloy, Inconel, Aluminum).
- Fine Ceramics: Development and production of SiC I and SiC II used for Mechanical Seal faces. Possession of material technology with excellent hardness, wear resistance, chemical resistance, and heat resistance.Fine Ceramics: Development and production of SiC I and SiC II used for Mechanical Seal faces. Possession of material technology with excellent hardness, wear resistance, chemical resistance, and heat resistance.
- Seal Oil System and Seal Support System: Systems for supplying bearing oil (Lub Oil) or sealant at appropriate pressure and temperature for the smooth functioning of bearings and seals. Management systems for the operating environment to ensure normal functioning of Mechanical Seals.Seal Oil System and Seal Support System: Systems for supplying bearing oil (Lub Oil) or sealant at appropriate pressure and temperature for the smooth functioning of bearings and seals. Management systems for the operating environment to ensure normal functioning of Mechanical Seals.
- Core Advantages
- Domestic Market Dominance: Maintains over 90% exclusive market share in the domestic Mechanical Seal market. Achieved the number one global market share in the Welded Metal Bellows sector.Domestic Market Dominance: Maintains over 90% exclusive market share in the domestic Mechanical Seal market. Achieved the number one global market share in the Welded Metal Bellows sector.
- Leadership in Technology Localization: Since its establishment in 1979, successful localization of critical components such as Mechanical Seals, Welded Metal Bellows, and Reactor Coolant Pump (RCP) sealing devices, which were previously entirely imported. Contribution to national industrial development through proprietary technology.Leadership in Technology Localization: Since its establishment in 1979, successful localization of critical components such as Mechanical Seals, Welded Metal Bellows, and Reactor Coolant Pump (RCP) sealing devices, which were previously entirely imported. Contribution to national industrial development through proprietary technology.
- High Quality and Reliability: Secured world-class quality systems and design/manufacturing capabilities. Supplies products to nuclear power plants and semiconductor equipment, which demand extreme stability. Utilizes Finite Element Analysis (FEA) techniques to enhance product reliability and achieve optimal designs.High Quality and Reliability: Secured world-class quality systems and design/manufacturing capabilities. Supplies products to nuclear power plants and semiconductor equipment, which demand extreme stability. Utilizes Finite Element Analysis (FEA) techniques to enhance product reliability and achieve optimal designs.
- Research and Development Capabilities: Continuous R&D in Mechanical Seal, Welded Metal Bellows, and Fine Ceramic fields since the establishment of its corporate research institute in 1996. Efforts to improve product performance through material property research and fatigue failure studies.Research and Development Capabilities: Continuous R&D in Mechanical Seal, Welded Metal Bellows, and Fine Ceramic fields since the establishment of its corporate research institute in 1996. Efforts to improve product performance through material property research and fatigue failure studies.
- Global Supply Chain and Customer Responsiveness: Obtained Preferred Supplier certification for Welded Metal Bellows from Applied Materials (AMAT), a US semiconductor equipment company. Possesses core technological know-how for flexible responses to customer requirements. Operates a 'Seal School' for customer training, aiming to reduce equipment maintenance costs and enhance reliability.Global Supply Chain and Customer Responsiveness: Obtained Preferred Supplier certification for Welded Metal Bellows from Applied Materials (AMAT), a US semiconductor equipment company. Possesses core technological know-how for flexible responses to customer requirements. Operates a 'Seal School' for customer training, aiming to reduce equipment maintenance costs and enhance reliability.
- Diversified Business Portfolio: Operates multiple entities within the KSM Group, including Korea Seal Master, KSM, and KSM Component, offering a wide range of products such as Mechanical Seals, Metal Bellows, Ceramic Heaters, and Kalrez O-Rings.Diversified Business Portfolio: Operates multiple entities within the KSM Group, including Korea Seal Master, KSM, and KSM Component, offering a wide range of products such as Mechanical Seals, Metal Bellows, Ceramic Heaters, and Kalrez O-Rings.
- Target Industrie
- Nuclear Power Plants: Supply of Mechanical Seals for Reactor Coolant Pumps (RCP).Nuclear Power Plants: Supply of Mechanical Seals for Reactor Coolant Pumps (RCP).
- Petrochemical and Refinery Industries: Application of sealing components and Seal Oil Systems for rotating machinery like pumps and mixers.Petrochemical and Refinery Industries: Application of sealing components and Seal Oil Systems for rotating machinery like pumps and mixers.
- Semiconductor and Display Industries: Supply of Welded Metal Bellows, Ceramic Heaters, and precision vacuum components for semiconductor manufacturing and inspection equipment.Semiconductor and Display Industries: Supply of Welded Metal Bellows, Ceramic Heaters, and precision vacuum components for semiconductor manufacturing and inspection equipment.
- Aerospace and Defense Industries: Development of Mechanical Seals for the Nuriho Korean launch vehicle engine, precision parts for aircraft, and bellows.Aerospace and Defense Industries: Development of Mechanical Seals for the Nuriho Korean launch vehicle engine, precision parts for aircraft, and bellows.
- Food and Pharmaceutical Industries: Provision of sealing solutions for processes requiring hygiene and safety.Food and Pharmaceutical Industries: Provision of sealing solutions for processes requiring hygiene and safety.
- Industrial Robotics and Automotive Industries: Application of precision components and bellows.Industrial Robotics and Automotive Industries: Application of precision components and bellows.
- Major Markets
- South Korea, Japan, VietnamSouth Korea, Japan, Vietnam
- USAUSA
- Certifications/Patents
- Quality Management System Certifications: Implementation of world-class advanced quality management techniques such as ISO 9001, PQP, SPC, AS9100, and TS16949.Quality Management System Certifications: Implementation of world-class advanced quality management techniques such as ISO 9001, PQP, SPC, AS9100, and TS16949.
- Nuclear Quality Assurance Plan (QAP) Certification: Acquired the first domestic nuclear quality assurance plan certification.Nuclear Quality Assurance Plan (QAP) Certification: Acquired the first domestic nuclear quality assurance plan certification.
- Preferred Supplier Certification: Obtained Preferred Supplier certification for Welded Metal Bellows from Applied Materials (AMAT), a US semiconductor equipment manufacturer.Preferred Supplier Certification: Obtained Preferred Supplier certification for Welded Metal Bellows from Applied Materials (AMAT), a US semiconductor equipment manufacturer.
- Awards: Received a Presidential Commendation in 1987. Awarded the Jang Young-sil Award and a Scientific Technology Medal in 2004 for Welded Metal Bellows development. Kim Yoon-ho, CEO, received the Techno CEO of the Year Award in the SME category in 2008. Received an Excellent Partner Award from Korea Hydro & Nuclear Power in 2022.Awards: Received a Presidential Commendation in 1987. Awarded the Jang Young-sil Award and a Scientific Technology Medal in 2004 for Welded Metal Bellows development. Kim Yoon-ho, CEO, received the Techno CEO of the Year Award in the SME category in 2008. Received an Excellent Partner Award from Korea Hydro & Nuclear Power in 2022.
Introduction
Location
66 Sorae-ro, Daegot-myeon, Gimpo-si, Gyeonggi-do, South Korea
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