RS-58B/59B mechanical seal range is designed with multi spring structure, and is compact in structure. It has a small axial size and reliable tightness. It is widely used in oil, water, organic solvent, and other weak corrosive medium. Operating limits Specification: 14~200mm Pressure: ≤2.5Mpa Temperature:-20℃~200℃ Linear speed: ≤20m/s Axial movement: ±0.5mm