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Shaft diameter: 16 … 150 mm. Pressure: Up to 25 bar (dependent on shaft diameter and sliding materials) Temperature: -50 °C … +220 °C Seal ring: Carbon graphite resin impregnated, Carbon graphite antimony impregnated, Silicon carbide. Mating ring: Silicon carbide, Tungsten carbide, Ceramic. Secondary seals: PTFE, GFT, FKM, EPDM, Aflas, Kalrez, FFKM. Springs: SS 316, Hastelloy C. Metal parts: SS 316, other materials on request. Rotating multi-spring pusher seals. Dual seal. Balanced and Unbalanced Seals. Available as “O” Ring & wedge variants. Circlip design for ease of assembly. Independent of direction of rotation. Variant with pumping screw available. Ideal for general purpose applications. Efficient stock keeping due to easily interchangeable. Extended selection of materials. Over 10 years of running reference in the field. Chemical industry. Process industry. Pulp and paper industry. Low solids content and low abrasive media. Toxic and hazardous media. Media with poor lubrication properties. Adhesives. Chemical standard pumps. Agitators, mixers.