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Single Coil Spring Mechanical Seals These seals are having people single open coil spring which can take thermal expansion. Vibration, Axial Play & misalignment to great extent. Due to its open coil spring design, it is mot suited to slurry & viscous fluids as spring doesn't hang up. These mechanical seals are sturdy in design & very easy to install due to more installing length. These seals can also be offered in balanced design to suit high pressure application. WK-ARO & WK-1500 (CL) series are positive drive mechanical seals & work independent of direction. Such seals are offered with hard faces usually to take care of suspended particles in shurry, abrasive, viscous sewage liquids.
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