Operating conditions: Pressure: 0~1.6mpa Temperature: -20~160? Rotary speed: ?3000r/min Applicable medium: corrosive media, such as weak acid and base, crystal and particle allowed. Product material: stainless steel, rubber, graphite, carbon. Design structure: Dual-cartridge mechanical seal Multi-spring structure on both sides The elastic body do not contact with the medium against blocking. Easy for installation and maintenance Excellent wear-resistant friction pairs. Double-balanced structure on the side of the medium