Liaoning Sealtech Technology Co., Ltd.
Liaoning Sealtech Technology Co., Ltd.
🇨🇳 China, Liaoning
2003501-1000 peopleManufacturer/Trading CompanyLiaoning Sealtech Technology Co., Ltd. (SEALTECH) is a premier manufacturer and high-tech enterprise established in 2003, specializing in the design, research, and production of high-precision vacuum components and semiconductor equipment accessories. Based in Yingkou, Liaoning, the company operates as a National High-tech Enterprise and a National Specialized and New 'Little Giant' Enterprise. SEALTECH maintains a significant manufacturing footprint with a 60,000 sqm land area, including a 10,000 sqm dust-free cleanroom and specialized workshops for thousand-grade cleaning and welding.
The company's core product portfolio includes edge-welded bellows, hydroformed bellows, semiconductor equipment chambers, vacuum valves, and high-precision pipelines. These components are critical for advanced semiconductor processes such as PVD, CVD, PECVD, MOCVD, etching, and ion implantation. Beyond the semiconductor industry, their products are widely utilized in aerospace, nuclear fusion, solar photovoltaics, pharmaceutical equipment, and scientific research institutes. Their welded bellows are engineered for high performance, with a service life reaching 1-3 million cycles.
With a workforce of over 800 employees and more than 900 sets of mechanical processing and welding equipment, SEALTECH offers comprehensive OEM and ODM services. The company is ISO 9001 certified and utilizes international advanced production technologies and strict testing systems to ensure world-class quality standards. SEALTECH serves both domestic and international markets, providing customized specifications and high-end components for major infrastructure and military projects.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
High capacity factoryCan handle large-scale or bulk production orders.
Product customizationOffers full customization for design and features.
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Welded bellow for mechanical seal
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To wholesale welded bellow for mechanical seal , the welded bellows, edge-welded bellows, hydro-formed bellows, welded bellow in China provided by Seal Tech Welded Bellows(LiaoNing)Co.,Ltd for wholesale are of standard quality and competitive prices.Customers
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ISO 90013
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