HTMS is a privately owned company, founded in 1999 by a group of sealing specialists with currently combined experience of more than 100 years. We design and manufacture elastic or resilient metal seals at our Belgian manufacturing plant in Mechelen. Our metal seals are unparalleled in terms of size, shape and performance across a broad spectrum of sealing applications. — Metal O-Rings, — Spring energized metal O-Rings, — Metal C-Rings, — Spring energized metal C-Rings, — Spring energized aluminum C-Rings, — Metal Oysterseal®, — Metal Commaseal®. HTMS' resilient metal seals are used in a wide variety of applications where normal seals cannot cope with extremes of temperature, pressure, medium or combinations thereof.