MupuSeal® Roto is a single acting spring energized piston seal for rotating applications. MupuSeal® Roto consists of a jacket of Kefloy® energized by a V-shaped corrosion resistant steel spring. The jacket is at the heel furnished with a flange. To prevent the seal from rotating with the piston the flange is clamped into the groove. The steel spring is available in three different chemical resistant alloys.
- Stainless steel AISI 301; DIN 1.4310
- Hasteloy® C-276 EN ISO 15156; NACE MR-01-75
- Elgiloy® ASTM F1058; ISO 5832-7; NACE MR-01-75
Hastelloy® is a trademark of Haynes International Elgiloy® is a registered trademark of Elgiloy Specialty Metals MupuSeal® Roto has asymmetric design of the sealing lips. The thick and strong dynamic outer lip is designed for the rotation against the cylinder. The inner lip is designed to give maximum sealing efficiency against the groove. MupuSeal® can be used with virtually all fluids. MupuSeal® is pressure responsive.