Technical Knowledge

FBU SEALS ESMH single cartridge mechanical seal for centrifugal pumps, a rotary pusher single seal built for Sulzer APP pumps. Rated 15 bar / 120 °C, shaft 30–90 mm. Specs, materials & FAQ.

FBU SEALS GDMH stationary double seal for chemical pumps, a back-to-back cartridge seal built for Sulzer APP pumps. Rated 25 bar / 160 °C, shaft 30–90 mm. Specs, materials & FAQ.

FBU SEALS GSMH stationary single cartridge seal for Sulzer APP chemical pumps. One-piece seal ring to 160°C, Hastelloy C276 springs, 25 bar, shaft 30–90 mm, API 682 plans, 3-year warranty.

Water and wastewater treatment plants face some of the most demanding pumping challenges of any modern industry. They must transport millions of gallons of liquid daily.