Double mechanical seal R-208 is used at temperatures from -20 to + 120°C, with a pressure of up to 0.5 MPa and a speed of up to 3000 rpm. They are used in drainage, fecal, deep pumps, submersible electric pumps, pumps of the WQK series: - WQK35-10-3; - WQK70-10-5.5; - WQK50-10-4. Mechanical seal for pump Wilo, K, KM, X, AH, AHP, AH, Calpeda, DAB, Ebara, Grundfos, for pump KSB, Allweiler, SALMSON, ACD Cryo, Flygt, IMP Pumps, LOWARA, PENTAX, Foras, Fristam, for pump SPERONI, ZENIT, Inoxpa, JL, Johnson pump, KOLMEKS, Pedrollo, SAER, Vulcan, WQ, WQK, for pumps Tuchenhagen, ALFA LAVAL, Donjoy, Mission Magnum.