205 pairs of end faces of the non-balanced mechanical seals: operating temperature -20-180 ℃ (350 ℃), pressure range -0.1-0.6Mpa for flammable, explosive, dangerous and high-vacuum media. Machinery Seal. Medium: oil, water, weak base, weak acid and other general media. Centrifugal pump mechanical seal. You must configure the sealing liquid circulation device when in use. When the temperature exceeds 180 ℃, the need to set up a cooling tank. When using a pressure greater than 0.6Mpa pressure balancing device shall be used. Zibo Chemical Equipment Co. lining mechanical seals, please call