Seal-Link

Sealink Corp. is a South Korea-based manufacturer specializing in the design and production of lubrication-free mechanical seals, rotary feedthroughs, rotary unions, and linear feedthroughs. The company's proprietary S-Seal technology eliminates the need for lubricant supply systems, reducing contamination risk and operating costs compared to conventional magnetic or face-contact seals. Sealink's products are used across industries including semiconductor equipment, OLED display manufacturing, vacuum deposition, pharmaceutical, food and beverage, and marine applications. Founded in 2014 and headquartered in Seoul, the company has signed supply contracts with major Korean firms including SK Hynix.