Double Cartridge Mechanical Seals, HF74DJ

Structure characteristics:

HM74D-SG series have the unbalanced type double cartridge structure, effective protections for external multiple springs, rotary design.  Seal cage needs sealing circulation fluid, and the pressure of sealing fluid is above 0.1MPa more than the impeller side chamber of pumps.

Usable ranges:

Pressure: ≤1.0MPa

Temperature: -20～120℃

Linear speed: ≤10m/s

Medium: abrasion mediums & mediums with solid particles

Main Applications:

In flue gas desulphurization equipments used in coal-fired power plant, suitable for gypsum slurry bleed pumps, limestone slurry pumps, gypsum slurry efflux pumps, and mine slurry pumps., etc, also suitable for chemical & papermaking industries.